Chapter 4 – Motion in a Plane
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An object of mass 3 kg is at rest. If a force of F = (6t^2 i^ + 4t j^) is applied on the object then velocity of object at t = 3 second is : –
24
Aug
An object of mass 3 kg is at rest. If a force of F = (6t^2 i^ + 4t j^) is applied on the object then velocity of object at t = 3 second is : – An object of mass 3 kg is at rest. If a force of F = (6t^2 i^ + [...]
A lift of mass 1000kg is moving upwards with an acceleration of 1 m/s^2. The tension developed in the string, which is connected to the lift is.
24
Aug
A lift of mass 1000kg is moving upwards with an acceleration of 1 m/s^2. The tension developed in the string, which is connected to the lift is. A lift of mass 1000kg is moving upwards with an acceleration of 1 m/s^2. The tension developed in the string which is connected to the lift is. August [...]
A block of mass m is placed on a smooth wedge of inclination θ. The whole system is accelerated horizontally so that block does not slip on the wedge. The force exerted by the wedge on the block has a will be
24
Aug
A block of mass m is placed on a smooth wedge of inclination θ. The whole system is accelerated horizontally so that block does not slip on the wedge. The force exerted by the wedge on the block has a will be connected of an in extensible string over a frictionless pulley shown. when masses [...]
A monkey is descending from the branch of a tree with a constant acceleration. If the breaking strength of the branch is 75% of the weight of the monkey, the minimum acceleration with which the monkey can slide down without breaking the branch is
24
Aug
A monkey is descending from the branch of a tree with a constant acceleration. If the breaking strength of the branch is 75% of the weight of the monkey, the minimum acceleration with which the monkey can slide down without breaking the branch is A monkey is descending from the branch of a tree with [...]
Two masses m1 = 5 kg and m2 = 10 kg, connected of an in extensible string over a frictionless pulley shown. when masses are released,then acceleration of masses will be
24
Aug
Two masses m1 = 5 kg and m2 = 10 kg, connected of an in extensible string over a frictionless pulley shown. when masses are released,then acceleration of masses will be connected of an in extensible string over a frictionless pulley shown. when masses are released then acceleration of masses will be Two masses m1=5 [...]
A monkey of mass 20kg is holding a vertical rope. The rope will not break when a mass of 25kg is suspended from it but will break if the mass exceeds 25kg. What is the maximum acceleration with which the monkey can climb up along the rope (in g = 10m/s^2)
24
Aug
A monkey of mass 20kg is holding a vertical rope. The rope will not break when a mass of 25kg is suspended from it but will break if the mass exceeds 25kg. What is the maximum acceleration with which the monkey can climb up along the rope (in g = 10m/s^2) A bullet is fired [...]
The coefficient of static friction, μs, between the block A of mass 2 kg and the table as shown in the figure, is 0.2. What would be the maximum mass of the block B, so that the two blocks do not move ? The string and the pulley are assumed to be smooth and massless.
24
Aug
The coefficient of static friction, μs, between the block A of mass 2 kg and the table as shown in the figure, is 0.2. What would be the maximum mass of the block B, so that the two blocks do not move ? The string and the pulley are assumed to be smooth and massless. [...]
A particle of mass m is moving with a uniform velocity v1. It is given an impulse such that its velocity become v2. The impulse is equal to
24
Aug
A particle of mass m is moving with a uniform velocity v1. It is given an impulse such that its velocity become v2. The impulse is equal to A particle of mass m is moving with a uniform velocity v1. It is given an impulse such that its velocity become v2. The impulse is equal [...]
A ball of mass 150g moving with an acceleration 20m/s^2 is hit by force , which acts on it for 0.1sec. The impulsive force is
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Aug
A ball of mass 150g moving with an acceleration 20m/s^2 is hit by force , which acts on it for 0.1sec. The impulsive force is A ball of mass 150g moving with an acceleration 20m/s^2 is hit by force which acts on it for 0.1sec. The impulsive force is August 24, 2020 Category: Chapter 3 [...]
A bullet is fired from a gun. The force on the bullet is given by F = 600 − 2 × 10^5 t, where, F is in N and t in sec. The force on bullet becomes zero as soon as it leaves barrel. What is average impulse imparted to bullet?
24
Aug
A bullet is fired from a gun. The force on the bullet is given by F = 600 − 2 × 10^5 t, where, F is in N and t in sec. The force on bullet becomes zero as soon as it leaves barrel. What is average impulse imparted to bullet? A bullet is fired [...]