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Question Practice

A cyclist, traveling at a constant speed, comes to a skidding stop in 10 m. What does this imply about the work done by friction?

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MCQ_SA
CBSE
Class 11
Physics
Physics Part - I
WORK, ENERGY AND POWER
Question Bank

A cyclist, traveling at a cons...

Single Answer MCQ
Q-00057281

A cyclist, traveling at a constant speed, comes to a skidding stop in 10 m. What does this imply about the work done by friction?

1

Friction does zero work.

2

Friction does positive work.

3

Friction does negative work.

4

Friction does work equal to kinetic energy.

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