State the resultant force on you when you are lying stationary in bed?

State the resultant force on you when you are lying stationary in bed?
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Description : Does lying very still in bed with my eyes closed have the same effect on my body as when I am sleeping?

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Why even in a patient lying totally flat on a hospital bed can the swallowed food reach the stomach?

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To prevent footdrop, the patient is positioned in: a) Order to keep the feet at right angles to the leg When the patient is supine in bed, padded splints or protective boots are used. b) A semi-sitting position in bed Semi-fowlers positioning is used to decrease the pressure of abdominal contents on the diaphragm. c) A sitting position with legs hanging off the side of the bed In order to prevent footdrop, the feet must be supported. d) A side-lying position Side-lying positions do not provide support to prevent footdrop.

Description : To prevent footdrop, the patient is positioned in: a) Order to keep the feet at right angles to the leg When the patient is supine in bed, padded splints or protective boots are used. b) ... must be supported. d) A side-lying position Side-lying positions do not provide support to prevent footdrop.

Last Answer : a) Order to keep the feet at right angles to the leg When the patient is supine in bed, padded splints or protective boots are used.

When the front of a glacier is stationary for a long time, the glacier will do which of the following? w) form many crevasses x) melt away y) not erode its bed z) build a large terminal moraine

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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 force is inclined to external force d.The angle between the normal reaction and the resultant of normal reaction and the limiting friction e.None of the above

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

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The coefficient of friction is a.The tangent of the angle between the normal reaction and direction of limiting friction b.The tangent of the angle between the normal reaction and the resultant of the normal reaction and the limiting friction c.The tangent of the angle of the net resultant force with the direction of motion d.The tangent of the angle between the horizontal plane and the resultant force e.The angle between the normal reaction and the resultant of normal reaction and the limiting friction

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Last Answer : a. The tangent of the angle between the normal reaction and direction of limiting friction

Two forces of 6 and 8 kg act at right angles to each other, the resultant force will be a.100 b.28 c.41 d.14 e.10

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A force of 60 N acting perpendicular to a force of 80 N, magnitude of resultant force is 

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Two forces, F1 and F2, each of magnitude 5 N are inclined to each other at 60°. Find the magnitude and direction of their resultant force.

Description : Two forces, F1 and F2, each of magnitude 5 N are inclined to each other at 60°. Find the magnitude and direction of their resultant force.

Last Answer : Two forces, F1 and F2, each of magnitude 5 N are inclined to each other at 60°. Find the magnitude and direction of their resultant force.

Three long straight wires `A`, `B` and `C` are carrying current as shown in figure. Then the resultant force on `B` is directed

Description : Three long straight wires `A`, `B` and `C` are carrying current as shown in figure. Then the resultant force on `B` is directed

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A car is running on a road at a uniform speed of 60 km/hr. What is the net resultant force on the car?

Description : A car is running on a road at a uniform speed of 60 km/hr. What is the net resultant force on the car?

Last Answer : Equal to zero

Where should the resultant force be located on a body?

Description : Where should the resultant force be located on a body?

Last Answer : The resultant force should be located on the body such that it produces the same effect as the distributed loads. Resultant force should be located at a distance of center of pressure Xcp from the leading edge.

Acceleration of a rocket having mass 5000 kg and resultant force acting on it is 200,000 N is A. 50 m s-2 B. 56 m s-2 C. 70 m s-2 D. 40 m s-2

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Last Answer : . 40 m s-2

Resultant force acting on object and rate of change of linear momentum are A. inversely related B. not related at all C. directly related D. directly proportional

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If weight of a falling tennis ball is 1.0 N and drag force acting on it is 0.2 N then resultant force is A. 0.8 N B. 0.5 N C. 1 N D. 2 N

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Last Answer :  0.8 N

Object is in equilibrium if resultant force acting on it is A. increasing B. decreasing C. zero D. becomes constant

Description : Object is in equilibrium if resultant force acting on it is A. increasing B. decreasing C. zero D. becomes constant

Last Answer : zero

Combined effect of several forces is known as A. net force B. resultant force C. normal force D. weight

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Last Answer : resultant force

The resultant axial force on bolt depends upon (A) Initial tension (B) External applied load (C) Stiffness of bolt and parts held by bolt (D) All three factors

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Last Answer : (D) All three factors

The centre of pressure is (A) Always below the centroid of the area (B) Always above the centroid of the area (C) A point on the line of action of the resultant force (D) At the centroid of the submerged area

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The product of either force of couple with the arm of the couple is called (A) Resultant couple (B) Moment of the forces (C) Resulting couple (D) Moment of the couple

Description : The product of either force of couple with the arm of the couple is called  (A) Resultant couple  (B) Moment of the forces  (C) Resulting couple  (D) Moment of the couple 

Last Answer : (D) Moment of the couple 

Coefficient of friction is the (A) Angle between normal reaction and the resultant of normal reaction and the limiting friction (B) Ratio of limiting friction and normal reaction (C) The friction force acting when the body is just about to move (D) The friction force acting when the body is in motion

Description : Coefficient of friction is the  (A) Angle between normal reaction and the resultant of normal reaction and the limiting friction  (B) Ratio of limiting friction and normal reaction  (C) The ... body is just about to move  (D) The friction force acting when the body is in motion 

Last Answer : (B) Ratio of limiting friction and normal reaction

The resultant of the following three couples 20 kg force, 0.5 m arm, +ve sense 30 kg force, 1 m arm, -ve sense 40 kg force, 0.25 m arm, +ve sense having arm of 0.5 m will be (A) 20 kg, -ve sense (B) 20 kg, +ve sense (C) 10 kg, +ve sense (D) 10 kg, -ve sense

Description : The resultant of the following three couples 20 kg force, 0.5 m arm, +ve sense 30 kg force, 1 m  arm, -ve sense 40 kg force, 0.25 m arm, +ve sense having arm of 0.5 m will be  (A) 20 kg, -ve sense  (B) 20 kg, +ve sense  (C) 10 kg, +ve sense  (D) 10 kg, -ve sense 

Last Answer : (A) 20 kg, -ve sense

Kinetic friction is the (A) Tangent of angle between normal reaction and the resultant of normal reaction and the limiting friction (B) Ratio of limiting friction and normal reaction (C) The friction force acting when the body is just about to move (D) The friction force acting when the body is in motion

Description : Kinetic friction is the (A) Tangent of angle between normal reaction and the resultant of normal reaction and the limiting friction (B) Ratio of limiting friction and normal reaction (C) The friction force ... body is just about to move (D) The friction force acting when the body is in motion

Last Answer : (D) The friction force acting when the body is in motion

Limiting force of friction is the (A) Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction (B) Ratio of limiting friction and normal reaction(C) The friction force acting when the body is just about to move (D) The friction force acting when the body is in motion

Description : Limiting force of friction is the (A) Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction (B) Ratio of limiting friction and normal reaction (C) The friction ... body is just about to move (D) The friction force acting when the body is in motion

Last Answer : (C) The friction force acting when the body is just about to move

Angle of friction is the (A) Angle between normal reaction and the resultant of normal reaction and the limiting friction (B) Ratio of limiting friction and normal reaction (C) The ratio of minimum friction force to the friction force acting when the body is just about to move (D) The ratio of minimum friction force to friction force acting when the body is in motion

Description : Angle of friction is the (A) Angle between normal reaction and the resultant of normal reaction and the limiting friction (B) Ratio of limiting friction and normal reaction (C) The ratio of minimum ... (D) The ratio of minimum friction force to friction force acting when the body is in motion

Last Answer : (A) Angle between normal reaction and the resultant of normal reaction and the limiting friction

If S, L and R are the arc length, long chord and radius of the sliding circle then the perpendicular distance of the line of the resultant cohesive force, is given by (A) a = S.R/L (B) a = L.S/R (C) a = L.R/S (D) None of these

Description : If S, L and R are the arc length, long chord and radius of the sliding circle then the perpendicular distance of the line of the resultant cohesive force, is given by (A) a = S.R/L (B) a = L.S/R (C) a = L.R/S (D) None of these

Last Answer : (A) a = S.R/L

Design of R.C.C. cantilever beams, is based on the resultant force at (A) Fixed end (B) Free end (C) Mid span (D) Mid span and fixed support

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Last Answer : Answer: Option A

Buoyant force is (A) Resultant force acting on a floating body (B) Equal to the volume of liquid displaced (C) Force necessary to keep a body in equilibrium (D) The resultant force on a body due to the fluid surrounding it

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Last Answer : Answer: Option D

The center of pressure of a surface subjected to fluid pressure is the point (A) On the surface at which resultant pressure acts (B) On the surface at which gravitational force acts (C) At which all hydraulic forces meet (D) Similar to metacentre

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Buoyant force is (A) The resultant force acting on a floating body (B) The resultant force on a body due to the fluid surrounding it (C) Equal to the volume of liquid displaced (D) The force necessary to maintain equilibrium of a submerged body

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Last Answer : Answer: Option B

The acceleration of a particular body is directly proportional to the resultant force acting on it & inversely proportional to its mass.  a. Pascal's Law  b. Joule's Law  c. Newton's Law  d. None of the above

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Last Answer : Newton's Law

A vector quantity whose direction is the same as the direction of the velocity  a. Force  b. Momentum  c. Friction  d. Resultant

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The beds which have a gentle upstream dip will be_______ to the resultant force (R), hence can provides the best resistance to withstand the stresses or loads acting in the area. (A) Parallel (B) Perpendicular (C) None of these

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Last Answer : (B) Perpendicular  

If the resultant force acting on a body of constant mass is zero, the body's acceleration is: w) increasing x) decreasing y) always zero z) negative.

Description : If the resultant force acting on a body of constant mass is zero, the body's acceleration is: w) increasing x) decreasing y) always zero z) negative.

Last Answer : ANSWER: Y -- ALWAYS ZERO 

If the resultant force acting on a body of constant mass is zero, the body's momentum is: w) increasing x) decreasing y) always zero z) constant

Description : If the resultant force acting on a body of constant mass is zero, the body's momentum is: w) increasing x) decreasing y) always zero z) constant

Last Answer : ANSWER: Z -- CONSTANT

If the force exerted on an object is zero then the object will remain stationary- Explain ?

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What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water interface? The balloon is of radius 0.1 m and is filled with air. (A) 4πg/3 (B) 0.01 πgH/4(C) 0.01 πgH/8 (D) 0.04 πgH/3

Description : What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water interface? The balloon is of radius 0.1 m and is filled with air. (A) 4πg/3 (B) 0.01 πgH/4 (C) 0.01 πgH/8 (D) 0.04 πgH/3

Last Answer : (A) 4πg/3

For a point charge to feel a net force in a homogeneous magnetic field, which one of the following statements is true? The charge must: w) move parallel to the magnetic lines of flux x) have a component of its motion perpendicular to the lines of flux y) be stationary z) be a positive charge

Description : For a point charge to feel a net force in a homogeneous magnetic field, which one of the following statements is true? The charge must: w) move parallel to the magnetic lines of flux x) have a component of its motion perpendicular to the lines of flux y) be stationary z) be a positive charge

Last Answer : ANSWER: X -- HAVE A COMPONENT OF ITS MOTION PERPENDICULAR TO THE LINES OF FLUX 

What law describes the force between two stationary electrically charged objects? w) Ampere's law x) Coulomb's law y) Kirchoff's Rules (pron: kir-koff rules) z) Ohm's law

Description : What law describes the force between two stationary electrically charged objects? w) Ampere's law x) Coulomb's law y) Kirchoff's Rules (pron: kir-koff rules) z) Ohm's law

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State and prove parallelogram law of vector addition and determine magnitude and direction of resultant vector.

Description : State and prove parallelogram law of vector addition and determine magnitude and direction of resultant vector.

Last Answer : State and prove parallelogram law of vector addition and determine magnitude and direction of resultant vector.

State four characteristics of stationary waves.

Description : State four characteristics of stationary waves.  

Last Answer : Characteristics :  i) It is superposition of two progressive waves moving in opposite direction in a medium.  ii) There is no transfer of energy in a medium.  iii) Nodes and antinodes ... nodes or antinodes is λ/2.  vii)The distance between two successive nodes and antinodes is λ/4.

A rocket is fired vertically from the ground with a resultant vertical acceleration of 10 m/sec the fuel is finished in one minute and it continues to move up. The maximum height reached will be a.2 km b.20 km c.36 km d.10 km e.80 km

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Last Answer : a. 2 km

The statement --- if forces acting on a point can be represented in magnitude and direction by the sides of a polygon taken in order then their resultant will be represented in magnitude and direction by the closing side of the polygon taken in opposite order ---- is known as a.Law of triangle of forces b.Newton's law of forces c.Law of polygon of forces d.D'Alembert's rule e.Lami's theorem

Description : The statement --- if forces acting on a point can be represented in magnitude and direction by the sides of a polygon taken in order then their resultant will be represented in magnitude and direction by the closing ... 's law of forces c.Law of polygon of forces d.D'Alembert's rule e.Lami's theorem

Last Answer : c. Law of polygon of forces

When two forces acting at a point are such that if the direction of one is reversed, the direction of the resultant is turned through a right angle, the forces must be a.inclined at more than 90? b.inclined at less than 90? c.equal in magnitude d.acting at 180? e.107 dynes

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Last Answer : c. equal in magnitude

The statement the resultant of the external forces applied to a body (rigid or non-rigid) composed of a system of particles is equivalent to the vector summation of the effective forces acting on all particles-is known as a.Corollary to Newton's laws of motion b.Principle of dynamics c.D' Alembert's principle d.Nowton's law e.Mohr's principle

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Last Answer : c. D' Alembert's principle