A man of mass 90 kg is standing in an el...

A man of mass 90 kg is standing in an elevator whose cable broke suddenly. IF the elevator falls freely, the force exerted by the floor on the man is

90N

90g N

any negative value

Text Solution

Verified by Experts

The correct Answer is:

Pseudo force balances weight

Topper's Solved these Questions

NEWTONS LAWS OF MOTION
ALLEN|Exercise EXERCISE-II|112 Videos
NEWTONS LAWS OF MOTION
ALLEN|Exercise EXERCISE-III|28 Videos
NEWTONS LAWS OF MOTION
ALLEN|Exercise SWOE|44 Videos
NEWTON'S LAWS OF MOTION & FRICTION
ALLEN|Exercise EXERCISE (JA)|4 Videos
RACE
ALLEN|Exercise Basic Maths (Wave Motion & Dopplers Effect) (Stationary waves & doppler effect, beats)|24 Videos

Similar Questions

Explore conceptually related problems

A man of mass m is standing in an elevator moving downward with an acceleration (g)/(4) . The force exerted by the bottom surface of the elevator on the man will be

A man of mass m=2kg is standing on a platform of mass M=5kg , then at any instant.

An elevator is moving vertically up with a acceleration a the force exerted on the floor by a passenger of mass m is

A man of mass 50 kg is standing in an elevator. If elevator is moving up with an acceleration (g)/(3) then work done by normal reaction of elevator floor on man when elevator moves by a distance 12 m is (g=10 m//s^(2)) :-

A man (mass =50 kg) is in an elevtor with is moving with acceleration 0.49 m//s^(2) upwards. Find normal reaction exerted by man on floor of the elevator.

A man of mass M stands on a weighing machine in an elevator accelerating upwards with an acceleration a. Draw the free-body diagram of the man as observed by the observer A (stationary on the ground) and observer B (stationary on the elevator). Also, calculate the reading of the weighing machine.

A man weighing 60 kg is in a lift moving down with an acceleration of 1.8" ms"^(-2) . The force exerted by the floor on him is

Two men support a uniform horizontal beam at its two ends, if one of them suddenly lets go, the force exerted by the beam on the other man will

ALLEN-NEWTONS LAWS OF MOTION-EXERCISE-I

A 150 g tenins ball coming at a speed of 40m/s is hit straight back by...
Text Solution
|
Three blocks of masses m(1), m(2) and m(3) kg are placed in contact wi...
Text Solution
|
Two block of masses M(1) and M(2) are connected with a string passing...
Text Solution
|
Three masses M(1), M(2) and M(3) are lying on a frictionless table. Th...
Text Solution
|
In Newton's second vecF=mveca (for constant mass m), veca is the accel...
Text Solution
|
A man of mass 90 kg is standing in an elevator whose cable broke sudde...
Text Solution
|
A force F=(6hati-9hatj+10hatk) N produces an accelertion of 1 m^(-2) i...
Text Solution
|
Two bodies A and B of masses 10kg and 15kg respectively kept on a smoo...
Text Solution
|
Ten one-rupee coins are put on top of each other on a table, Each coin...
Text Solution
|
A block of mass 10 kg is in contact with a cart. If the coefficient of...
Text Solution
|
A gramophone record is revolving with an angular velocity omega. A coi...
Text Solution
|
A man, of mass 60kg, is riding in a lift. The weights of the man, when...
Text Solution
|
A person of mass 60 kg is inside a lift of mass 940 kg and presses the...
Text Solution
|
Find the impulse experienced by a body.If the body mass M hits normall...
Text Solution
|
Three blocks of masses m, 3m and 5m are connected by massless strings ...
Text Solution
|
A particle of mass m rests on a horizontal floor with which it has a c...
Text Solution
|
A car of mass 1000 kg negotiates a banked curve of radius 90 m on a fr...
Text Solution
|
In the figure given, the system is in equilibrium. What is the maximum...
Text Solution
|
Four blocks of same masss connected by strings are pulled by a force F...
Text Solution
|
A 140g ball, in horizontal flight with a speed v(1) of 39.0 m/s. is st...
Text Solution
|