MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Work

Work done whe...

Question

Work done when a massless object is moved by a displacement 's' under the action of force F?

Open in App

Solution

We know,
work done =F×s
And
F=ma
Given it is a massless object
F=0
Therefore
Work done=0

Suggest Corrections

thumbs-up

2

Similar questions

Q. An object is displaced from position vector

_{1} = (2^i + 3^j) m

_{2} = (4^i + 6^j) m

under the action of a force

\to F = (3 x^{2}^i + 2 y^j) N

. Find the work done by this force.

Q. The amount of work done on an object when a constant force of

\frac{1}{10} N

displaces it by

10 c m

along the line of action of the force is:

Q. An object is displaced from position vector

r_{1}

r_{2}

=(4i+6j)m under the action of a force F=(3

x^{2}

i+2yj)N. Finf the work done by this force.

Q. An object is displaced from position vector

{\to r}_{1} = (2^i + 3^j) m

{\to r}_{2} = (4^i + 6^j) m

under the action of a force

\to F = (3 x^{2}^i + 2 y^j) N

. Find the work done by this force.

Q. A particle of mass

2 k g

moves under the action of a constant force

\to F = (5^i - 2^j) N

. If its displacement is

6^i m

, Find the work done by the force

\to F

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Work Done

PHYSICS

Watch in App

explore_more_icon

Explore more

Standard IX Physics

Join BYJU'S Learning Program

CrossIcon