A man of weight W is standing on a lift ...

A man of weight W is standing on a lift which is moving up words with an acceleration 'a' . The apparent weight of the man is

`W(1+a/g)`

`W(1-a/g)`

`W=(1-(a^2)/(g^2))`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

WAVES
MBD PUBLICATION|Exercise QUESTION BANK|295 Videos

Similar Questions

Explore conceptually related problems

The weight of a man in a lift moving upwards with an acceleration ‘a’ is 600N, when the lift moves downward with the same acceleration his weight is found to be 360 N. What is the real weight of man?

What is the weight of an astronaut while going up in a rocket with an acceleration 6 g if he actually weighs 75 kg, when stationary on the surface of the earth ? What is his apparent weight if the rocket falls down freely towards the earth ?

A coin is dropped in a lift. It takes time t_1 to reach the floor when the lift is stationary. It takes time t_2 when the lift is moving up with constant acceleration, then how t_1 and t_2 are related ?

If an elevator is moving vertically up with an acceleration 'a', the force exerted on the floor by a passenger of mass M is

An elevator in which a man is standing is moving upwards with a speed of 10m/sec . If the man drops a coin from a height of 2.45 metre, after what time it reaches the floor of the elevator.

A man is sitting in a boat which is floating in the pond. If the man drinks some water from the pond will the level of the water in the pond decrease ?

A man weighting 60 kg is standing in lift. Find the thrust on the floor of the lift when (a) lift ascending wih an acceleration of 4 m / s^2 .(b) lift descends with an acceleraion of 4 m // s^2 (g = 10 m // s^2) .

A man stands in a lift going downward with uniform velocity. He experiences a loss of weight at the start but not when lift is in uniform motion. Explain Why?

What happens to the apparent weight of a body in upward direction

MBD PUBLICATION-WORK, ENERGY AND POWER-QUESTION BANK

A long spring stretched by 2 cm and it's potential energy is U. If the...
Text Solution
|
If an elevator is moving vertically up with an acceleration 'a', the f...
Text Solution
|
A man of weight W is standing on a lift which is moving up words with ...
Text Solution
|
Two masses of 1 gm and 9 g are moving with equal kinetic energies, the...
Text Solution
|
A ball of mass 2 kg and another of mass 4 kg are dropped together from...
Text Solution
|
The distance from the earth's surface at which the acceleration due to...
Text Solution
|
An elevator weighing 500 kg is to be lifted up at a constant velocity ...
Text Solution
|
A light body and heavy body have same linear momentum. Which one has g...
Text Solution
|
An elevator which can carry a maximum load of 1800 kg (elevator + pass...
Text Solution
|
The kinetic energy of a body is increased by 300 % .The momentum of th...
Text Solution
|
Two bodies of mass 1 kg and 2 kg have equal momentum. The ratio of the...
Text Solution
|
Sand drops fall vertically at the rate of 2 kg/sec on to a conveyor be...
Text Solution
|
A bullet when fired at a target has its velocity decreased to 50% afte...
Text Solution
|
A body starts from rest and acquires a velocity V in time T. The work ...
Text Solution
|
An athlete of mass 60 kg skips at the rate of 20 steps per minute thro...
Text Solution
|
A rifle bullet loses 1/20th of its velocity in passing through a plank...
Text Solution
|
The power engine which accelerates a car of mass 800 kg to a speed of ...
Text Solution
|
A tank of 2xx2xx3 is to be filled with water from a well of average de...
Text Solution
|
If the momentum of certain body be increased by 50%, it's K.E. will in...
Text Solution
|
A ball is dropped from a height of 20 cm. The ball rebounds to a heigh...
Text Solution
|