Frictional force encountered after commencement of motion is called?

1 Answer

Answer :

Frictional force encountered after commencement of motion is called dynamic friction.

Related questions

Last Answer : The resistance encountered by a train in motion is on account of resistance offered by air, friction at the track, friction at various parts of the rolling stock.

Description : Frictional force encountered after commencement of motion is called  (A) Post friction  (B) Limiting friction  (C) Kinematic friction  (D) Dynamic friction 

Last Answer : (D) Dynamic friction 

Description : The product of either force of couple with the arm of the couple is called?

Last Answer : The product of either force of couple with the arm of the couple is called moment of the couple.

Description : A single force and a couple acting in the same plane upon a rigid body?

Last Answer : A single force and a couple acting in the same plane upon a rigid body cannot balance each other.

Description : Limiting force of friction is the?

Last Answer : Limiting force of friction is the friction force acting when the body is just about to move.

Description : On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be?

Last Answer : On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be zero at its upper end.

Description : On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be?

Last Answer : On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be upwards at its upper end.

Description : A force is completely defined when we specify?

Last Answer : A force is completely defined when we specify magnitude, direction, point of application.

Description : A force acting on a body may?

Last Answer : A force acting on a body may introduce internal stresses, balance the other forces acting on it, retard its motion, change its motion.

Description : The unit of force in S.I. units is

Last Answer : The unit of force in S.I. units is Newton.

Description : Do you know a good motion detection software?

Last Answer : The kinect sensor is a good bet, since I don’t think webcams can do that motion sense thing very well. That will start you anyway.

Description : Motion Sickness

Last Answer : Motion sickness is not a disease. It is a normal response of your body to real and perceived movement. When we are on a moving vehicle like boat, train, airplane or even amusement ... . You can also try alternatives such as acupuncture, dietary changes, homeopathy and regular physical exercise.

Description : a particle moves with uniform velocity. Which o fthe following statements about the motion of the particle is true. (a) its speed is zero. (b) its acceleration is zero. © its acceleration is opposite to the velocity. (d) its speed may be variable

Last Answer : Its acceleration is zero

Description : A particle moving with uniform speed can possess :  (a) radial acceleration (b) tangential acceleration © both radial and tangential accelerations (d) neither radial nor tangential acceleration

Last Answer : Neither radial nor tangential... as if it move in a straight line.. but it possess radial acceleration if it moves in a uniform circular path

Description : Why do people use the word force, when what they are talking about is not force?

Last Answer : You can, of course, be forced into something through threat of sanction, no shooty bang bang there.

Description : In the End of "Return of The Jedi" why didn't "Princess Leia" see the same force impressions of Yoda, Obi-wan, and Anakin, as Luke did?

Last Answer : It’s a guy thing…

Description : What does applying a Force do? 

Last Answer : Force causes acceleration Newton's Second Law states that: the acceleration (a) of an object is directly proportional to the force (F) applied, and inversely proportional the object's mass (m). ... object, the greater the acceleration. And, the more mass the object has, the lower the acceleration.

Description : What is Force?

Last Answer : We define Force as: 1) Force is a push or pull. 2) Force is the capacity to do work or cause physical change. 3) Force= Mass times acceleration (F = ma) 4) A force is that ... force acting on an object. 10 Newtons, downwards is a complete description of the force acting upon an object.

Description : State principle of transmissibility of force.

Last Answer : Principle of Transmissibility of Force: It states that if a force acts at a point on a rigid body, it is assumed to act at any other point on the line of action of force within the same body. 

Description : Define force and state its effects.

Last Answer : Force: It is an external agency either push or pull which changes or tends to change the state of rest or of uniform motion of a body, upon which it acts. Effects of force : i) It may change the state ... It may turn or rotate the body on which it acts. iv) It may deform the body on which it acts.

Description : State characteristics of force.

Last Answer : i) Magnitude: The quantity of force e.g. 10 N, 100 kN etc.  ii) Direction: It is the line along which the force acts. It is also called as line of action of the force.  iii) Point of ... .  Push: If the arrow head is pointed towards the point of application, the nature of the force is push.

Description : Magnetomotive force formula

Last Answer : Magnetomotive force formula

Description : Define magnetic lines of force. Also draw and show magnetic lines of force of a bar type magnet.

Last Answer : Magnetic Lines of force- These are the imaginary lines (having no physical existence) introduced by Faraday for the pictorial representation of the distribution of a magnetic field.  OR  A line of ... that the tangent at any point gives direction of the resultant force at that point. 

Description : Define magnetic lines of force. Show the magnetic lines of force for bar type magnet.

Last Answer : Magnetic linens of force is the imaginary lines for magnetic field of magnet around it. These magnetic lines of forces are introduced by Michael Faraday. The direction of lines of force is from N-pole to S-pole. The figure shows lines of force for bar type magnet.

Description : Which of the following is the name given to the lines of electric force which move so that its beginning traces a closed curve on a positive surface and its end traces a corresponding closed curve on the negative surface? A) Tube of surface B) Tube of lines C) Tube of force D) Tube of electricity

Last Answer : Which of the following is the name given to the lines of electric force which move so that its beginning traces a closed curve on a positive surface and its end traces a corresponding closed curve on the negative ... A) Tube of surface B) Tube of lines C) Tube of force D) Tube of electricity

Description : A field of force can exist only between?

Last Answer : A field of force can exist only between two ions.

Description : Can an obligation be voluntary or is it forced upon an unwilling person?

Last Answer : I’ve held voluntary leadership positions in associations, and I had obligations. In fact, service on the Board of Directors entails legal duties and obligations. I’m not quite sure if this is the tack you’re taking on this . . . but it’s the truth ;-)

Description : Kinetic friction is a.Maximum value of frictional force when a body is about to move b.Friction between two well lubricated bodies c.Friction force acting when the body is in motion d.Driction force which keeps a body in motion e.None of the above

Last Answer : c. Friction force acting when the body is in motion

Description : Is the frictional force to slow an object in motion?

Last Answer : Kinetic

Description : Is the frictional force to slow an object in motion?

Last Answer : Kinetic

Description : An Athlets runs before long jump to get advantage on – (1) Inertia of motion (2) Frictional force (3) Moment of a force (4) Principle of moments

Last Answer : (1) Inertia of motion Explanation: An athlete does so to build up forward momentum so that when he jumps he already has a forward motion that would be greater than that of a jump made from standing in ... in terms of inertia of motion which is the tendency of an object to resist a change in motion.

Description : An athlete runs before long jump to get advantage on (1) Inertia of motion (2) Frictional force (3) Moment of a force (4) Principle of moments

Last Answer : Inertia of motion

Description : Court will take judicial notice of the following - a) All laws in force in territory of India b) The accession to office names, titles, functions and signatures of the persons filling  for the ... of hostilities between the  Government of India and any other state or body d) All the above

Last Answer : d) All the above

Description : According to principle of transmissibility of forces, the effect of a force upon a body is?

Last Answer : According to principle of transmissibility of forces, the effect of a force upon a body is the same at every point in its line of action.

Description : Reduction in vibration amplitude after one complete cycle of single degree free vibration with dry friction damping is_____, if where F"= frictional force between mass and surface and k =stiffness of the system. a)4F/k a b) 2f/K C) 3F/k D)8F/k

Last Answer : a)4F/k

Description : The force which makes a vehicle to stop when break is applied is called – (1) gravitational force (2) vanderwalls force (3) frictional force (4) covalent force

Last Answer : (3) frictional force Explanation: A brake is a mechanical device that inhibits motion by absorbing energy from a moving system. It is used for slowing or stopping a moving vehicle, wheel, axle, or ... When the brakes are applied, work is done by the friction force between the brakes and the wheels.

Description : Frictional force acting between parallel layers of a liquid is called?

Last Answer : Viscosity

Description : The maximum frictional force which comes into play when a body just begins to slide over another surface is called (A) Limiting friction (B) Sliding friction (C) Rolling friction (D) Kinematic friction

Last Answer : (A) Limiting friction

Description : Unemployment that is caused by a mismatch between the composition of the labor force (in terms of skills, occupation, industries, or geographic location) and the make-up of the ... . Real wage unemployment B. Deficient-demand unemployment C. Frictional unemployment D. Structural Unemployment

Last Answer : D. Structural Unemployment

Description : Unemployment that is caused by a mismatch between the composition of the labor force (in terms of skills, occupation, industries, or geographic location) and the make-up of the demand for ... unemployment ; (b) Deficient-demand unemployment ; (c) Frictional unemployment ; (d) Structural Unemployment

Last Answer : (d) Structural Unemployment

Description : The force which makes a vehicle to stop when break is applied is called (1) gravitational force (2) vanderwalls force (3) frictional force (4) covalant force

Last Answer : frictional force

Description : In an operating distillation column, the (A) Vapors and liquids are at their dew point and bubble point respectively (B) Driving force for the liquid flow is its specific weight (C) Driving force for ... bottom to the top of the column (D) Highest temperature is encountered at the top of the column

Last Answer : (C) Driving force for the vapor flow is the pressure drop, as the pressure decreases gradually from the bottom to the top of the column

Description : The angle of friction is a.The angle which frictional force makes with the normal b.The anle at which the force applied from external souce will cause movement c.The angle at which fictional ... the normal reaction and the resultant of normal reaction and the limiting friction e.None of the above

Last Answer : d. The angle between the normal reaction and the resultant of normal reaction and the limiting friction

Description : The maximum frictional force which comes into play when a body just begins to slide over the surface of another body is known as a.Kinetic friction b.Rolling friction c.Dynamic friction d.Limiting friction e.Sliding friction

Last Answer : d. Limiting friction

Description : What type of frictional force works when parachuting ?

Last Answer : Flowing friction force works when parachuting down.

Description : When the speed of a rear-drive car is increasing on a horizontal road the direction of the frictional force on the tires is:

Last Answer : When the speed of a rear-drive car is increasing on a horizontal road the direction of the ... the front tires and forward for the rear tires

Description : If the engine of a motor car moving up with an angle of 45 slope with a speed of 63kmh stops working suddenly how car move before coming to rest if it weighs 19600 and frictional force is 2000?

Last Answer : Need answer

Description : With increase of temperature, the frictional force acting between two surfaces (a) Increase (b) Remain the same (c) Decreases (d) becomes zero

Last Answer : Ans:(b)

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)