Arihant Physics by D.C Pandey
A uniform of rope length L and mass M is placed on a smooth fixed wedge as shown. Both ends of rope are at same horizontal level. The rope is initially released from rest, then the magnitude of initial acceleration of rope is.
19
Oct
A uniform of rope length L and mass M is placed on a smooth fixed wedge as shown. Both ends of rope are at same horizontal level. The rope is initially released from rest, then the magnitude of initial acceleration of rope is. A uniform of rope length L and mass M is placed on [...]
Reading shown in two spring balances S1 and S2 is 90 kg and 30 kg respectively and lft is accelerating upwards with acceleration 10m/s^2.S1 in elongated and S2 is compressed. The mass is stationary with respect to lift. Then the mass of the block will be
19
Oct
Reading shown in two spring balances S1 and S2 is 90 kg and 30 kg respectively and lft is accelerating upwards with acceleration 10m/s^2.S1 in elongated and S2 is compressed. The mass is stationary with respect to lift. Then the mass of the block will be A mass M is suspended by a rope from [...]
A massless spring balance is attached to 2 kg trolley and is used to pull the trolley along a flat smooth surface as shown in the figure. The reading on the spring balance is 10 kg during the motion. The acceleration of the trolley is (Use g=9.8 ms^−2)
19
Oct
A massless spring balance is attached to 2 kg trolley and is used to pull the trolley along a flat smooth surface as shown in the figure. The reading on the spring balance is 10 kg during the motion. The acceleration of the trolley is (Use g=9.8 ms^−2) A mass M is suspended by a [...]
Two blocks of masses M1 and M2 are connected to each other through a light spring as shown in figure. If we push mass M1 with force F and cause acceleration a1 in right direction for mass M1, what will be the magnitude of acceleration of M2 ?
19
Oct
Two blocks of masses M1 and M2 are connected to each other through a light spring as shown in figure. If we push mass M1 with force F and cause acceleration a1 in right direction for mass M1, what will be the magnitude of acceleration of M2 ? Two blocks of masses M1 and M2 [...]
A mass M is suspended by a rope from a rigid support at A as shown in figure. Another rope is tied at the end B, and it is pulled horizontally with a force. If the rope AB makes an angle θ with the vertical in equilibrium then the tension in the string AB is
19
Oct
A mass M is suspended by a rope from a rigid support at A as shown in figure. Another rope is tied at the end B, and it is pulled horizontally with a force. If the rope AB makes an angle θ with the vertical in equilibrium then the tension in the string AB is [...]
Air is blowing and is providing a constant horizontal acceleration ax = g to the particle as shown in the figure. Particle is projected from point P with a velocity u in upward direction. Let Q be the highest point of the particle. Speed of the particle at highest point Q is
19
Oct
Air is blowing and is providing a constant horizontal acceleration ax = g to the particle as shown in the figure. Particle is projected from point P with a velocity u in upward direction. Let Q be the highest point of the particle. Speed of the particle at highest point Q is A particle A [...]
A projectile is thrown with velocity u making an angle θ with the horizontal. Its time of flight on the horizontal ground is 4 second. The projectile is moving at angle of 45^∘ with the horizontal just one second after the projection. Hence the angle θ is (take g=10m/s^2)
19
Oct
A projectile is thrown with velocity u making an angle θ with the horizontal. Its time of flight on the horizontal ground is 4 second. The projectile is moving at angle of 45^∘ with the horizontal just one second after the projection. Hence the angle θ is (take g=10m/s^2) A particle A is projected vertically [...]
A body is projected at an angle of 45^∘ with horizontal from a point on ground at distance 6m from the foot of a vertical pole. It just crosses the top of the pole and falls on ground on the other side at a distance of 3 m from the foot of the pole. The height of the pole is:
19
Oct
A body is projected at an angle of 45^∘ with horizontal from a point on ground at distance 6m from the foot of a vertical pole. It just crosses the top of the pole and falls on ground on the other side at a distance of 3 m from the foot of the pole. The [...]
The direction of projection of particle is shown in the figure for an observer on trolley. An observer on the ground sees the ball rising vertically. The maximum height reached by the ball as seen from the trolley is
19
Oct
The direction of projection of particle is shown in the figure for an observer on trolley. An observer on the ground sees the ball rising vertically. The maximum height reached by the ball as seen from the trolley is A particle A is projected vertically upwards. Another particle B is projected at an angle of [...]
Ratio of minimum kinetic energies of two projectiles of same mass is 4:1. The ratio of the maximum height attained by them is also 4:1 . The ratio of their ranges would be
19
Oct
Ratio of minimum kinetic energies of two projectiles of same mass is 4:1. The ratio of the maximum height attained by them is also 4:1 . The ratio of their ranges would be Ratio of minimum kinetic energies of two projectiles of same mass is 4:1. The ratio of the maximum height attained by them [...]