Damp clothes are dried in spin dryers by the action of (1) centripetal forces (2) centrifugal forces (3) central forces (4) non central forces

Damp clothes are dried in spin dryers by the action of (1) centripetal forces (2) centrifugal forces (3) central forces (4) non central forces
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centrifugal forces
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Damp clothes are dried in spin dryers by the action of – (1) centripetal forces (2) centrifugal forces (3) central forces (4) non central forces

Description : Damp clothes are dried in spin dryers by the action of – (1) centripetal forces (2) centrifugal forces (3) central forces (4) non central forces

Last Answer : (2) centrifugal forces Explanation: The spin dryer is probably the most familiar centrifuge. The spin dryer of a washing machine removes excess water from the clothing by rotating at a high speed. ... pulled to the outside of the spinning portion of the washing machine and away from the clothes.

In order to keep a body moving in a circle, there exists a force on it that is directed toward the center of the circle. This force is known aA. Centrifugal force B. Centripetal force C. Gravitational Force D. magnetic forces

Description :  In order to keep a body moving in a circle, there exists a force on it that is directed toward the center of the circle. This force is known asA. Centrifugal force B. Centripetal force C. Gravitational Force D. magnetic force

Last Answer : Centripetal force

Often an unbalance of forces is produced in rotary or reciprocating machinery due to the ______ * 1 point (A) Centripetal forces (B) Centrifugal forces (C) Friction forces (D) Inertia forces

Description : Often an unbalance of forces is produced in rotary or reciprocating machinery due to the ______ * 1 point (A) Centripetal forces (B) Centrifugal forces (C) Friction forces (D) Inertia forces

Last Answer : (D) Inertia forces

Railway tracks are banked on curves so that – (1) Necessary centrifugal force may be obtained from the horizontal component of the weight of the train (2) No frictional force may be produced between the tracks and the wheels of the train (3)Necessary centripetal force may be obtained from the horizontal component of the weight of the train (4) The train may not fall down inwards

Description : Railway tracks are banked on curves so that - (1) Necessary centrifugal force may be obtained from the horizontal component of the weight of the train (2) No frictional force may be produced between the ... the horizontal component of the weight of the train (4) The train may not fall down inwards

Last Answer : (3) Necessary centripetal force may be obtained from the horizontal component of the weight of the train

What type of force acts on a car moving around a curve? (1) Centrifugal force (2) Cohesive force (3) Centripetal force (4) Gravitational force

Description : What type of force acts on a car moving around a curve? (1) Centrifugal force (2) Cohesive force (3) Centripetal force (4) Gravitational force

Last Answer : (3) Centripetal force Explanation: Any object moving in a circle (or along a circular path) experiences a centripetal force. It is this physical force that pushes or pulls the object towards ... acting upon the turned wheels of the car provides centripetal force required for circular motion.

Fat can be separated from milk in a cream separator because of _______. (1) cohesive force (2) gravitational force (3) centripetal force (4) centrifugal force

Description : Fat can be separated from milk in a cream separator because of _______. (1) cohesive force (2) gravitational force (3) centripetal force (4) centrifugal force

Last Answer : (4) centrifugal force Explanation: The centrifugal separator was invented in 1897. By the turn of the century it had altered the dairy industry by making centralized dairy processing possible for the first time.

The rotational effect of a force on a body about an axis of rotation is described in terms of the (1) Centre of gravity (2) Centripetal force (3) Centrifugal force (4) Moment of force

Description : The rotational effect of a force on a body about an axis of rotation is described in terms of the (1) Centre of gravity (2) Centripetal force (3) Centrifugal force (4) Moment of force

Last Answer : (4) Moment of force Explanation: The rotational effect of a force on a body about an axis of rotation is described in terms of the Moment of force.

The rotational effect of a force on a body about an axis of rotation is described in terms of the (1) Centre of gravity (2) Centripetal force (3) Centrifugal force (4) Moment of force

Description : The rotational effect of a force on a body about an axis of rotation is described in terms of the (1) Centre of gravity (2) Centripetal force (3) Centrifugal force (4) Moment of force

Last Answer : (4) Moment of force Explanation: The rotational effect of a force on a body about an axis of rotation is described in terms of the Moment of force.

When the milk is churned vigorously the cream from it is separated out clue to – (1) Centripetal force (2) Gravitational force (3) Frictional force (4) Centrifugal force

Description : When the milk is churned vigorously the cream from it is separated out clue to – (1) Centripetal force (2) Gravitational force (3) Frictional force (4) Centrifugal force

Last Answer : (4) Centrifugal force Explanation: The separation of cream from milk is based on the fact that when liquids of different specific gravity revolve around the same centre at the same distance with the ... the lighter one. Milk consists of two liquids of different specific gravity: fat and milk serum.

An aircraft can perform aerobatic manoeuvres in a vertical loop because of- (1) gravity (2) centripetal force (3) weight (4) centrifugal force

Description : An aircraft can perform aerobatic manoeuvres in a vertical loop because of- (1) gravity (2) centripetal force (3) weight (4) centrifugal force

Last Answer : (1) gravity Explanation: It happens because of gravity. A key feature of super maneuvering aircrafts is a high thrust-to-weight ratio; that is, the comparison of the force produced by the engines to the aircraft's weight, which is the force of gravity on the aircraft.

At the fairground, the force that balances out our weight isA. centripetal forceB. centrifugal forceC. frictionD. gravitational force

Description : At the fairground, the force that balances out our weight isA. centripetal force B. centrifugal force C. friction D. gravitational force

Last Answer : friction

What type of force acts on a car moving around a curve? (1) Centrifugal force (2) Cohesive force (3) Centripetal force (4) Gravitational force

Description : What type of force acts on a car moving around a curve? (1) Centrifugal force (2) Cohesive force (3) Centripetal force (4) Gravitational force

Last Answer : Centripetal force

When the milk is churned vigorously the cream from it is separated out due to (3) Centripetal force (2) Gravitational force (3) Frictional force (4) Centrifugal force

Description : When the milk is churned vigorously the cream from it is separated out due to (3) Centripetal force (2) Gravitational force (3) Frictional force (4) Centrifugal force

Last Answer : Centrifugal force

Fat can be separated from milk in a cream separator because of: (1) Cohesive force (2) Gravitational force (3) Centripetal force (4) Centrifugal force

Description : Fat can be separated from milk in a cream separator because of: (1) Cohesive force (2) Gravitational force (3) Centripetal force (4) Centrifugal force

Last Answer : Centrifugal force

Railway tracks are banked on curves so that (1) Necessary centrifugal force may be obtained from the horizontal component of the weight of the train (2) No frictional force may be produced between the tracks and the wheels of the train (3) Necessary centripetal force may be obtained from the horizontal component of the weight of the train (4) The train may not fall down inwards

Description : Railway tracks are banked on curves so that (1) Necessary centrifugal force may be obtained from the horizontal component of the weight of the train (2) No frictional force may be produced between the ... the horizontal component of the weight of the train (4) The train may not fall down inwards

Last Answer : Necessary centripetal force may be obtained from the horizontal component of the weight of the train

An aircraft can perform aerobatic manoeuvres in a vertical loop because of (1) gravity (2) centripetal force (3) weight (4) centrifugal force

Description : An aircraft can perform aerobatic manoeuvres in a vertical loop because of (1) gravity (2) centripetal force (3) weight (4) centrifugal force

Last Answer : gravity

Nurse Mercy is setting up for an emergency caesarian section. The linen packs were damp although these were just taken from the sterilizer. The nurse’s appropriate action is A. Bring the linen packs back to the Central Supply section for quality control B. Change the damp linen pack C. Open the linen pack and allow to dry D. Do not use the damp linen

Description : Nurse Mercy is setting up for an emergency caesarian section. The linen packs were damp although these were just taken from the sterilizer. The nurse's appropriate action is A. Bring the linen packs back to the ... linen pack C. Open the linen pack and allow to dry D. Do not use the damp linen

Last Answer : D. Do not use the damp linen

What to do if wet feet fall on dry place of urine ? My niece who is 02 years old. Pisses on the floor of the house. I wiped the place well with a damp cloth twice and then dried in the fan air. It didn't even smell of urine. Then after performing ablution for prayer, wet feet accidentally fall on the place of urination. In this situation I have prayed without washing my feet. Has my prayer been valid ? Was it important to wash your feet ?

Description : What to do if wet feet fall on dry place of urine ? My niece who is 02 years old. Pisses on the floor of the house. I wiped the place well with a damp cloth twice and then dried in the fan ... I have prayed without washing my feet. Has my prayer been valid ? Was it important to wash your feet ?

Last Answer : : In the case in question, your prayer is valid. Wet feet do not make your feet unclean. This is because after wiping the floor, it dries up and the effects of impurity disappear. (Musannaf Ibn Abi Shaybah 1/431 ; Nasbur Raya 1/26 ; Elaus Sunan 1/398 ; Fatawa Khaniya 1/25 ; Khulasatul Fatawa 1/42)

A satellite orbits around the earth due to a.Celestial force b.Gravitational force c.Centrifugal force d.Centripetal force e.All of the above

Description : A satellite orbits around the earth due to a.Celestial force b.Gravitational force c.Centrifugal force d.Centripetal force e.All of the above

Last Answer : c. Centrifugal force

Railway tracks are banked on curves so that (a) Necessary centrifugal force may be obtained from the horizontal component of the weight of the train (b) Frictional force can be avoided between the tracks and wheels (c) Necessary centripetal force may be obtained from the horizontal component of the weight of the train (d) The train may not fly off in the opposite direction

Description : Railway tracks are banked on curves so that (a) Necessary centrifugal force may be obtained from the horizontal component of the weight of the train (b) Frictional force can be avoided between the tracks ... of the weight of the train (d) The train may not fly off in the opposite direction

Last Answer : Ans:(c)

Cream gets separated out of milk when it is churned. This is due to– (1) gravitational force (2) centripetal force (3) centrifugal force (4) frictional force

Description : Cream gets separated out of milk when it is churned. This is due to– (1) gravitational force (2) centripetal force (3) centrifugal force (4) frictional force

Last Answer : (3) centrifugal force Explanation: During the churning of buttermilk, many particles of curd undergo rotatory motion: Then the particles with less weight experience more centripetal force and hence those particles ... force and so they are forced to the walls of the container away from the centre.

A satellite stay in orbit because the following two factors are balanced A. Satellite weight and speed B. Gravitational force and centrifugal force C. Centripetal force and speed D. Satellite weight and the pull of the moon and sun

Description : A satellite stay in orbit because the following two factors are balanced A. Satellite weight and speed B. Gravitational force and centrifugal force C. Centripetal force and speed D. Satellite weight and the pull of the moon and sun

Last Answer : B. Gravitational force and centrifugal force

Cream gets separated out of milk when it is churned. This is due to (1) gravitational force (2) centripetal force (3) centrifugal force (4) frictional force

Description : Cream gets separated out of milk when it is churned. This is due to (1) gravitational force (2) centripetal force (3) centrifugal force (4) frictional force

Last Answer : centrifugal force

Define centripetal force and centrifugal force

Description : Define centripetal force and centrifugal force

Last Answer : Centripetal force - It is defined as the force acting along the radius towards the center of the circular path, which keeps the particle in uniform circular motion.  OR  Centripetal force ... experiences force which is along the radius and away from the center is called Centrifugal force.

Why do clothes dryers need to vent?

Description : Why do clothes dryers need to vent?

Last Answer : If the air isn’t venting, it would eventually become nothing more than steam. The clothes won’t dry.

How to Repair Clothes Dryers

Description : How to Repair Clothes Dryers

Last Answer : How to Repair Clothes Dryers Equipment You'll Need Before attempting this task ensure you have the following present: Needle Nose Pliers Screwdriver Voltmeter, for voltages up to 240 V How to Repair ... -then call your gas company immediately, or the fire department from a phone outside the house.

The weight of a body is due to (A) Centripetal force of earth (B) Gravitational pull exerted by the earth (C) Forces experienced by body in atmosphere (D) Gravitational force of attraction towards the centre of the earth

Description : The weight of a body is due to  (A) Centripetal force of earth  (B) Gravitational pull exerted by the earth  (C) Forces experienced by body in atmosphere  (D) Gravitational force of attraction towards the centre of the earth 

Last Answer : (D) Gravitational force of attraction towards the centre of the earth 

A single-phase induction motor will only start if you spin the rotor rapidly with the line switch closed. After starting, its speed fluctuates between very slow and half-speed. The problem probably lies in the ________. A. starting winding B. centrifugal mechanism C. centrifugal switch D. running winding

Description : A single-phase induction motor will only start if you spin the rotor rapidly with the line switch closed. After starting, its speed fluctuates between very slow and half-speed. The problem ... in the ________. A. starting winding B. centrifugal mechanism C. centrifugal switch D. running winding

Last Answer : Answer: D

When milk is churned, the cream separates from it clue to: (1) Frictional force (2) Centrifugal force (3) Gravitation al force (4) Viscous forces

Description : When milk is churned, the cream separates from it clue to: (1) Frictional force (2) Centrifugal force (3) Gravitation al force (4) Viscous forces

Last Answer : (2) Centrifugal force Explanation: The extraction of cream happens because of the work of centrifugal force which works outward. The separation of cream from milk is based on the fact that when liquids ... . Milk can be regarded as two liquids of different specific gravities, the serum and the fat.

When milk is churned, the cream separates from it due to: (1) Frictional force (2) Centrifugal force (3) Gravitational force (4) Viscous forces

Description : When milk is churned, the cream separates from it due to: (1) Frictional force (2) Centrifugal force (3) Gravitational force (4) Viscous forces 

Last Answer : Centrifugal force

A man inside an artificial satellite feels weightlessness because the force of attraction due to earth is – (1) zero at that place (2) is balanced by the force of attraction due to moon (3) equal to the centripetal force (4) non-effective due to particular design of the satellite

Description : A man inside an artificial satellite feels weightlessness because the force of attraction due to earth is – (1) zero at that place (2) is balanced by the force of attraction due to moon (3) equal to the centripetal force (4) non-effective due to particular design of the satellite

Last Answer : (1) zero at that place Explanation: Earth attracts all bodies towards its centre. The acceleration produced in the body due to attraction force of earth on it is called the acceleration due to ... and centrifugal force which cancel out each other with the resultant force acting on him being zero.

A man inside an artificial satellite feels weightlessness because the force of attraction due to earth is (1) zero at that place (2) is balanced by the force of attraction due to moon (3) equal to the centripetal force (4) non-effective due to particular design of the satellite

Description : A man inside an artificial satellite feels weightlessness because the force of attraction due to earth is (1) zero at that place (2) is balanced by the force of attraction due to moon (3) equal to the centripetal force (4) non-effective due to particular design of the satellite

Last Answer : zero at that place

Why are clean clothes scratchy, and air dried clothes scratchier and stiffer than those dried in the dryer?

Description : Why are clean clothes scratchy, and air dried clothes scratchier and stiffer than those dried in the dryer?

Last Answer : answer:What exactly do you mean by “scratchy”? I think it has to do with wet clothes holding creases in the fabric together. When the clothes dry, the creases remain, making your clothes appear “stiff”. I’ve had this happen to me before.

Batch tray dryers suffers from the disadvantage of (A) High maintenance cost (B) Non-uniform & low production rate (C) High labour cost & low heat economy (D) All 'a', 'b' & 'c'

Description : Batch tray dryers suffers from the disadvantage of (A) High maintenance cost (B) Non-uniform & low production rate (C) High labour cost & low heat economy (D) All 'a', 'b' & 'c'

Last Answer : (C) High labour cost & low heat economy

What is centripetal force?

Description : What is centripetal force?

Last Answer : When an object is spun in a circle, it is constantly accelerating, even if the speed is unchanging. This is because accleration is a change in velocity and velocity is speed and direction. A spun object ... an object on a string in a circle, the tension force of the string is the centripetal force.

A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of (1) gravitational force between train and man. (2) illusion of the man (3) the centripetal force (4) pressure difference due to fast moving air in between

Description : A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of (1) gravitational force between train and man. (2) illusion of the man (3) the centripetal force (4) pressure difference due to fast moving air in between

Last Answer : (4) pressure difference due to fast moving air in between Explanation: When a fast-moving train passes a man standing on the platform at rest, the air between train and person also moves with ... higher pressure, and being behind the man standing close will tend to push him toward the train.

Railway tracks are banked on curves so that : (1) the train may not fall down inwards. (2) the weight of the train may be reduced. (3) necessary centripetal force may be obtained from the horizontal component of the normal reaction due to track. (4) no frictional force may be produced between the wheels and the track.

Description : Railway tracks are banked on curves so that : (1) the train may not fall down inwards. (2) the weight of the train may be reduced. (3) necessary centripetal force may be obtained from the ... normal reaction due to track. (4) no frictional force may be produced between the wheels and the track.

Last Answer : (3) necessary centripetal force may be obtained from the horizontal component of the normal reaction due to track. Explanation: A vehicle moving at a fast speed on a straight rail/ road has ... it experiences an additional force, termed as centripetal force, acting towards the centre of the circle.

A liquid disturbed by stirring comes to rest due to – (1) density (2) surface tension (3) viscosity (4) centripetal force

Description : A liquid disturbed by stirring comes to rest due to – (1) density (2) surface tension (3) viscosity (4) centripetal force

Last Answer : (3) viscosity Explanation: It happens because of viscosity. The viscosity of a fluid is a measure of its resistance to gradual deformation by shear stress or tensile stress. It is due to friction between neighboring parcels of the fluid that are moving at different velocities.

Centripetal force is directed towards the A. tangent to circle B. center C. normal to circle D. parallel to circl

Description : Centripetal force is directed towards the A. tangent to circle B. center C. normal to circle D. parallel to circl

Last Answer : center

According to Newton's 2nd law the object's acceleration and centripetal force are A. at right angles to each other B. anti parallel to each other C. make acute angle with each other D. in same direction

Description : According to Newton's 2nd law the object's acceleration and centripetal force are A. at right angles to each other B. anti parallel to each other C. make acute angle with each other D. in same direction

Last Answer : in same direction

Centripetal force is dependent on three factors, the odd one out of these factors is A. Mass of the rotating object B. Speed of the rotating object C. Volume of the rotating object D. Path radius

Description : Centripetal force is dependent on three factors, the odd one out of these factors is A. Mass of the rotating object B. Speed of the rotating object C. Volume of the rotating object D. Path radius

Last Answer : Volume of the rotating object

Our weight, as measured by the spring weighing machine is equivalent of A. The total gravitational force that Earth exerts on us B. The total centripetal force required to keep us moving on Earth's axis C. The total gravitational force that Earth exerts on us + The total centripetal force required to keep us moving on Earth's axis D. The total gravitational force that Earth exerts on us - The total centripetal force required to keep us moving on Earth's axis

Description : Our weight, as measured by the spring weighing machine is equivalent of A. The total gravitational force that Earth exerts on us B. The total centripetal force required to keep us moving on Earth's ... Earth exerts on us - The total centripetal force required to keep us moving on Earth's axis

Last Answer : The total gravitational force that Earth exerts on us - The total centripetal force required to keep us moving on Earth's axis

When the speed of a train moving on a circular track is doubled, the centripetal force acting on the train does one of the following. Does the force: w) remain the same x) increase by a factor of 2 y) increase by a factor of 4 z) increase by a factor of 8

Description : When the speed of a train moving on a circular track is doubled, the centripetal force acting on the train does one of the following. Does the force: w) remain the same x) increase by a factor of 2 y) increase by a factor of 4 z) increase by a factor of 8

Last Answer : ANSWER: Y -- INCREASE BY A FACTOR OF 4

Two bodies of equal mass are moving in circular paths at equal speed. The first body moves in a circle whose radius is twice as great as that of the second. The ratio of the centripetal or radial acceleration of the first body to that of the second is: w) 1 to 4 x) 1 to 3 y) 1 to 2 z) 1 to 1

Description : Two bodies of equal mass are moving in circular paths at equal speed. The first body moves in a circle whose radius is twice as great as that of the second. The ratio of the centripetal or radial acceleration of the first body to that of the second is: w) 1 to 4 x) 1 to 3 y) 1 to 2 z) 1 to 1

Last Answer : ANSWER: Y -- 1 TO 2

Two bodies are moving in circular paths of equal radii. If the speed of the first body is twice that of the second, the centripetal acceleration of the first body is how many times greater than that of the second body?

Description : Two bodies are moving in circular paths of equal radii. If the speed of the first body is twice that of the second, the centripetal acceleration of the first body is how many times greater than that of the second body?

Last Answer : ANSWER: 4

A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of __________ . (1) gravitational force between train and man (2) illusion of the man (3) the centripetal force (4) pressure difference due to fast moving air in between

Description : A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of __________ . (1) gravitational force between train and man (2) illusion of the man (3) the centripetal force (4) pressure difference due to fast moving air in between

Last Answer : pressure difference due to fast moving air in between

A liquid disturbed by stirring comes to rest due to (1) density (2) surface tension (3) viscosity (4) centripetal force

Description : A liquid disturbed by stirring comes to rest due to (1) density (2) surface tension (3) viscosity (4) centripetal force

Last Answer : viscosity

Split flywheel is made to (A) Avoid cooling stresses (B) Minimize large centrifugal forces (C) Reduce weight (D) All of the above

Description : Split flywheel is made to (A) Avoid cooling stresses (B) Minimize large centrifugal forces (C) Reduce weight (D) All of the above

Last Answer : (A) Avoid cooling stresses

What Are The Causes Of Vibration? a. Unbalanced centrifugal forces in the system. b. Elastic nature of the system. c. Winds may cause vibrations of certain systems such as electricity lines, telephones lines etc. d. All of the above

Description : What Are The Causes Of Vibration? a. Unbalanced centrifugal forces in the system. b. Elastic nature of the system. c. Winds may cause vibrations of certain systems such as electricity lines, telephones lines etc. d. All of the above

Last Answer : d. All of the above

Forces acting on a particle settling in fluid are __________ forces. (A) Gravitational & buoyant (B) Centrifugal & drag (C) Gravitational or centrifugal buoyant drag (D) External, drag & viscous

Description : Forces acting on a particle settling in fluid are __________ forces. (A) Gravitational & buoyant (B) Centrifugal & drag (C) Gravitational or centrifugal buoyant drag (D) External, drag & viscous

Last Answer : (C) Gravitational or centrifugal buoyant drag