A body is initially at rest. It undergoe...

A body is initially at rest. It undergoes one-dimensional motion with constant acceleration. The power delivered to it at time t is proportional to

`t^(1/2)`

`t`

`t^(3/2)`

`t^2`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

WORK, ENERGY AND POWER
NCERT BANGLISH|Exercise EXERCISES (ADDITIONAL EXERCISES)|6 Videos
WORK, ENERGY AND POWER
NCERT BANGLISH|Exercise EXERCISES (ADDITIONAL EXERCISES)|6 Videos
WAVES
NCERT BANGLISH|Exercise Exercises|26 Videos

Similar Questions

Explore conceptually related problems

Is it possible to have two-dimensional motion with acceleration in only one dimension?

A bike initially at rest travels the first 20 m in 4 s along a straight line with constant acceleration. Determine the acceleration of the bike in "m.s"^(-2) .

State whether any body with a two-dimensional motion may have an acceleration in one dimension only.

A box is moved along a straight line by a machine delivering constant power. The distance moved by the body in time t is proportional to

Starting from rest a body moves at first with constant acceleration a. Then it moves with a uniform velocity and finally comes to rest with a constant retardation a. If the displacement is s and time taken is t, prove that the body was in motion with uniform velocity for a time interval of sqrt(t^(2)-4s//a).

A body of mass m , starting from rest , moves with constant acceleration . After a time T it attains a velocity V. Show that the work done by the body in time t=1/2 m (V^2)/(T^2)*t^2*

A particle of mass m is revolving in a circular path of constant radius r such that its centripetal acceleration a_(c) is verying with time t as a_(c) = k^(2) r t^(2) , where k is a constant. Determine the power delivered to the particle by the forces acting on it.

NCERT BANGLISH-WORK, ENERGY AND POWER-EXERCISES

Answer carefully, with reasons : What are the answers to (a) and (b)...
Text Solution
|
Answer carefully, with reasons : If the potential energy of two bill...
Text Solution
|
A body is initially at rest. It undergoes one-dimensional motion with ...
Text Solution
|
A body is moving unidirectionally under the influence of a source of c...
Text Solution
|
A body constrained to move along the z-axis of a coordinate system is ...
Text Solution
|
An electron and a proton are detected in a cosmic ray experiment, the ...
Text Solution
|
A rain drop of radius 2mm falls from a height of 500 m above the groun...
Text Solution
|
A molecule in a gas container hits a horizontal wall with speed 200 ms...
Text Solution
|
A pump on the ground floor of a building can pump up water to fill a t...
Text Solution
|
Two identical ball bearings in contact with each other and resting on ...
Text Solution
|
The bob A of a pendulum released from 30^(@) to the vertical hits anot...
Text Solution
|
The bob of a pendulum is released from a horizontal position. If the l...
Text Solution
|
A trolley of mass 300 kg carrying sandbag of 25 kg is moving uniformly...
Text Solution
|
A body of mass 0.5 kg travels in a straight line with velocity v= ax^(...
Text Solution
|
The blades of a windmill sweep out a circle of area A. If the wind f...
Text Solution
|
The blades of a windmill sweep out a circle of area A. What is the k...
Text Solution
|
The blades of a windmill sweep out a circle of area A. Assume that t...
Text Solution
|
A person trying to lose weight (dieter) lifts a 10 kg mass, one thousa...
Text Solution
|
A person trying to lose weight (dieter) lifts a 10 kg mass, one thousa...
Text Solution
|
A family uses 8 kW of power. Direct solar energy is incident on the ...
Text Solution
|