EASY
NEET
IMPORTANT
Earn 100
The force exerted by a person on the floor of an elevator is more than the weight of the person if the elevator is:-
Going up and slowing down.
Going up and speeding up.
Going down and slowing down.
Going down and speeding up.
50% studentsanswered this correctly
Important Questions on Laws of Motion
MEDIUM
NEET
IMPORTANT
The ratio of weights of a man in a stationary lift and in a lift accelerating downwards with a uniform acceleration is 3 : 2. The acceleration of the lift is:-
MEDIUM
NEET
IMPORTANT
A frame will be inertial, if it moves with respect to another inertial frame with a constant :-
MEDIUM
NEET
IMPORTANT
The elevator shown in figure is descending, with an acceleration of 2 m/s2. The mass of the block A is 0.5 kg. The force exerted by the block A on the block B is :
MEDIUM
NEET
IMPORTANT
A man weighing 100 kg carries a load of 10 kg on his head. He jumps from a tower with the load on his head. What will be the weight of the load as experienced by the man ?
MEDIUM
NEET
IMPORTANT
Drums of oil are carried in a truck. If the truck accelerates at a constant rate, the surface of the oil in the drum will -
MEDIUM
NEET
IMPORTANT
A body kept on a smooth inclined plane of inclination 1 in x will remain stationary relative to the inclined plane if the plane is given a horizontal acceleration equal to :-
MEDIUM
NEET
IMPORTANT
Two blocks of masses 5 kg and 10 kg are connected to a pulley as shown. What will be their acceleration if the pulley is set free ? (g = acceleration due to gravity)
MEDIUM
NEET
IMPORTANT
Three solids of masses m1, m2 and m3 are connected with weightless string in succession and are placed on a frictionless table. If the mass m3 is dragged with a force T. The tension in the string between m2 and m3 is:-
