An object of mass 5 kg falls from rest t...

An object of mass 5 kg falls from rest through a vertical distance of 20 m and reaches a velocity of 10 m/s. How much work is done by the push of the air on the object ? `(g=10m//s^(2)).`

Topper's Solved these Questions

WORK, ENERGY AND POWER
PHYSICS GALAXY - ASHISH ARORA|Exercise unsolved|1 Videos
WORK, ENERGY AND POWER
PHYSICS GALAXY - ASHISH ARORA|Exercise MCQ|158 Videos
RIGID BODIES AND ROTATIONAL MOTION
PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical|63 Videos

Similar Questions

Explore conceptually related problems

An object of mass 5 kg falls from rest through a vertical distance of 20 m and attains a velocity of 10 m/s. How much work is done by the resistance of the air on the objrct? (g=10m//s^(2)) .

An object of mass 10 kg falls from rest through a vertical distance of 10 m and acquires a velocity of 10 ms^(-1) . The work done by the push of air on the object is (g = 10 ms^(-2) )

An object of mass 4 kg falls from rest through a vertical distance of 20 m and reaches with velocity of 10 (m)//(s) on ground. How much work is done by air friction?

A ball is thrown vertically upwards from the top of a tower with a velocity of 10m/s. If the ball falls on the ground after 5 seconds, the height of the tower will be? (use g=10m/ s^(2) )

An object of mass m is moving with a constant velocity upsilon How much work should be done on the object in order to bring the object to rest ?

Certain force acting on a 20 kg mass changes its velocity from 5m//s to 2m//s . calculate the work done by the force.

A box of mass 50 k is pulled up on an incline 12 m long and 2m high by a constant force of 100 N from rest. It acquires a velocity of 2m/s on reaching the top. Work done against friction is (Take g=10m//s^(2) )

An object of mass 1 kg is moving with a velocity 10 m/s. Find the kinetic energy of the object

PHYSICS GALAXY - ASHISH ARORA-WORK, ENERGY AND POWER-unsolvedMCQ

An elevator has mass of 600 kg, not including passengers The elevator ...
Text Solution
|
Consider a spring that does not obey Hook's law. One end of the spring...
Text Solution
|
An object of mass 5 kg falls from rest through a vertical distance of ...
Text Solution
|
A car of mass M accelerates starting from rest. Velocity of the car is...
Text Solution
|
A highway curve with a radius of 750 m is banked properly for a car tr...
Text Solution
|
A cyclist rides along the circumference of a circular horizontal plane...
Text Solution
|
An annular circular brass disk of inner radius 'r' and outer radius 'R...
Text Solution
|
A small ball is suspended from a point O by a light thread of length l...
Text Solution
|
An amusement park ride consist of a large verticle cylinder that spins...
Text Solution
|
A designer of race track is appointed on moon for a car race. He has t...
Text Solution
|
The kinetic energy of a particle moving along a circle of radius R dep...
Text Solution
|
Two bars of masses m(1) and m(2) connected by a non-deformed light spr...
Text Solution
|
Show that the height h to which a man of mass m can jump is given appr...
Text Solution
|
A string of length 1m is fixed at one end and carries a mass of 1 kg a...
Text Solution
|
Light airplanes are design so that their wings can safely provide a li...
Text Solution
|
A stone with a mass of 0.9 kg is attached to one end of a string 0.8 m...
Text Solution
|
The block on the loop shown slides without friction. At what height fr...
Text Solution
|
A body of mass m was slowly hauled up the hill as shown in the fig. by...
Text Solution
|
An object is attached toward the origin with a force given by F=-k//x^...
Text Solution
|
A hemispherical bowl of radius R is rotated about its axis of symmetry...
Text Solution
|