A ball is released from the top of a tow...

A ball is released from the top of a tower. The ratio of work done by force of gravity in 1st second, 2nd second and 3rd second of the motion of ball is

`1:3:5`

`1:4:25`

`1:9:25`

`1:2:3`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

FORCE
TARGET PUBLICATION|Exercise Evaluation Test|18 Videos
FORCE
TARGET PUBLICATION|Exercise Competitive Theinking (4.10 Conditions of equilibrium of a rigid body)|1 Videos
ELECTROSTATICS
TARGET PUBLICATION|Exercise EXCERCISE|156 Videos
FRICTION IS SOLIDS AND LIQUIDS
TARGET PUBLICATION|Exercise MCQ (EVALUATION TEST)|21 Videos

Similar Questions

Explore conceptually related problems

A stone is released from the top of a tower 90m high. At the same instant a second stone is projected vertically upwards from the ground with a velocity of 30 m//s . When and where will the two stones meet?

A stone is dropped from the top of a tower of height 45 m. One second later another stone is thrown down from the town of the same tower. Both stones reach the ground at the same time. If (g= 10 m/s^2), magnitude of the initial velocity of the sound stone is

Find the reduced form of the ratio of the first quatity to second quantity. 3 min 54 sec, 2 min 6 sec

The displacement x of a particle moving in one dimension under the action of a constant force is related to the time t by the equation t = sqrtx + 3 , where x is in metre and t is in second. The work done by the force in the first 6 second is

Find the ratio of the first quantity to the second. 750 grams, 1/2 kg

Two strings A and B have force constants k_1 and k_2 respectively. The ratio of the work done on A to that done on B when they are stretched by the same force is

The horizontal distance between two poles is 15m. The angle of depression of the top of the first pole as seen from the top of the second pole is 30^o . If the height of the second pole is 24 m, find the height of the first pole. (sqrt(3)=1. 732)

Find the ratio of the first quantity to the second quantity in the reduced form: 2 min 6 sec, 3 min 54 sec.

TARGET PUBLICATION-FORCE -Competitive Theinking (Miscellaneous)

The velocity (v) of a particle (under a force F) depends on its distan...
Text Solution
|
A body of mass m=10^(2) kg is moving in a medium and experiences a fr...
Text Solution
|
A light string passing over a smooth light pulley connects two blocks ...
Text Solution
|
A body of mass m = 3.513 kg is moving along the x-axis with a speed of...
Text Solution
|
A nucleus of uranium decays at rest into nuclei of thorium and helium....
Text Solution
|
If a street light of mass M is suspended from the end of a uniform rod...
Text Solution
|
Two spherical bodies of mass M and 5M & radii R & 2R respectively are ...
Text Solution
|
A ball is released from the top of a tower. The ratio of work done by ...
Text Solution
|
Hammer of mass M strikes a nail of mass 'm' with a velocity 20 m/s int...
Text Solution
|
Two particle A and B initially at rest, move towards each other under ...
Text Solution
|
Two particles of equal mass have velocities vec v1 = 2 hat i= m//s^-1 ...
Text Solution
|
Assertion : If there is no external torque on a body about its centre ...
Text Solution
|
Assertion:A table cloth can be pulled from a table without dislodging ...
Text Solution
|
A block of mass m is placed on a smooth inclined wedge ABC of inclinat...
Text Solution
|
Two blocks of equal mass are released on two smooth sides of a duble i...
Text Solution
|
A body of mass (4m) is laying in xy-plane at rest. It suddenly explode...
Text Solution
|
A partical of mass m is driven by a machine that deleveres a constant ...
Text Solution
|
The mass of hydrogen molecule is 3.32xx10^(-27) kg. If 10^(23) hydroge...
Text Solution
|
A lift weighing 250 kg is to be lifted up at a constant velocity of 0....
Text Solution
|
It is found that if a neutron suffers an elastic collinear collision w...
Text Solution
|