Chapter 5 – Laws of Motion
A block of mass 200 kg is being pulled up by men on an inclined plane at angle of 45 degree the coefficient of static friction is 0.5 each man can only apply maximum force of 500N. Calculate the number of men required fir the block to just start moving up the plane
11
Sep
A block of mass 200 kg is being pulled up by men on an inclined plane at angle of 45 degree the coefficient of static friction is 0.5 each man can only apply maximum force of 500N. Calculate the number of men required fir the block to just start moving up the plane 2 N [...]
Block A of mass 2 kg is placed over a block B of mass 8 kg. The combination is placed on a rough horizontal surface. If g = 10 ms^−2, coefficient of friction between B and floor = 0.5, coefficient of friction between A and B = 0.4 and a horizontal force of 10 N is applied on block B, then the force of friction between A and B is
11
Sep
Block A of mass 2 kg is placed over a block B of mass 8 kg. The combination is placed on a rough horizontal surface. If g = 10 ms^−2, coefficient of friction between B and floor = 0.5, coefficient of friction between A and B = 0.4 and a horizontal force of 10 N [...]
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Block A of mass 2 kg is placed over a block B of mass 8 kg. The combination is placed on a rough horizontal surface. If g = 10 ms^−2 ,
coefficient of friction between A and B = 0.4 and a horizontal force of 10 N is applied on block B ,
coefficient of friction between B and floor = 0.5 ,
then the force of friction between A and B is ,
A cubical block rests on an inclined plane of μ = 1/√3, What should be the angle of inclination so that the block just slides down the inclined plane?
11
Sep
A cubical block rests on an inclined plane of μ = 1/√3, What should be the angle of inclination so that the block just slides down the inclined plane? A cubical block rests on an inclined plane of μ = 1/√3 What should be the angle of inclination so that the block just slides down [...]
A box of mass 2 kg is placed on the roof of a car. The box would remain stationary until the car attains a maximum acceleration. Coefficient of static friction between the box and the roof of the car is 0.2 and 1g=10 ms^−2. The maximum acceleration of the car, for the box to remain stationary, is
11
Sep
A box of mass 2 kg is placed on the roof of a car. The box would remain stationary until the car attains a maximum acceleration. Coefficient of static friction between the box and the roof of the car is 0.2 and 1g=10 ms^−2. The maximum acceleration of the car, for the box to remain [...]
A body of mass 50 kg is rest on an inclined plane of angle 30 degree with the horizontal. The coefficient of friction between the body and the plane is
11
Sep
A body of mass 50 kg is rest on an inclined plane of angle 30 degree with the horizontal. The coefficient of friction between the body and the plane is A body of mass 50 kg is rest on an inclined plane of angle 30 degree with the horizontal. The coefficient of friction between the [...]
A small block of mass of 0. kg lies on a fixed inclined plane PQ which makes an angle θ with the horizontal. A horizontal force of 1 N acts on the block through its center of mass as shown in `the figure. The block remains stationary if (take g=10m/s^2)
11
Sep
A small block of mass of 0. kg lies on a fixed inclined plane PQ which makes an angle θ with the horizontal. A horizontal force of 1 N acts on the block through its center of mass as shown in `the figure. The block remains stationary if (take g=10m/s^2) In the figure shown the [...]
An object is gently placed on a long conveyor belt moving with 11ms^−1. If the coefficient of friction is 0.4, then the block will side in the belt up to a distance of
11
Sep
An object is gently placed on a long conveyor belt moving with 11ms^−1. If the coefficient of friction is 0.4, then the block will side in the belt up to a distance of An object is gently placed on a long conveyor belt moving with 11ms^−1. If the coefficient of friction is 0.4 then the [...]
A given object takes n times as much time to slide down at 45 degree rough incline as it takes to slide down a perfectly smooth 45 degree incline. The coefficient of kinetic friction between the object and the incline is given by :
11
Sep
A given object takes n times as much time to slide down at 45 degree rough incline as it takes to slide down a perfectly smooth 45 degree incline. The coefficient of kinetic friction between the object and the incline is given by : In the figure shown the tension in the horizontal cord is [...]
In the figure shown, the tension in Block B lying on a table weighs W. The coefficient of static friction between the block and the table is μ. Assume that the cord between B and the knot is horizontal. The maximum weight of the block A for which the system will be stationary is: the horizontal cord is 30 N. The weight of the body B is
11
Sep
In the figure shown, the tension in Block B lying on a table weighs W. The coefficient of static friction between the block and the table is μ. Assume that the cord between B and the knot is horizontal. The maximum weight of the block A for which the system will be stationary is: the [...]
Three concurrent co planar forces 1 N, 2 N and 3 N acting along different directions on a body:
11
Sep
Three concurrent co planar forces 1 N, 2 N and 3 N acting along different directions on a body: 2 N and 3 N acting along different directions on a body: Three concurrent co planar forces 1 N September 11, 2020 Category: Chapter 5 - Laws of Motion , MTG NEET Physics , Part 1 [...]