Work done by frictional force
(1) Is always negative
(2) Is zero
(3) is always positive
(4) May be positive, negative or zero
Answers
Answered by
1
Answer:
(4) May be positive, negative or zero
Similar questions
English,
5 months ago
India Languages,
5 months ago
Math,
5 months ago
Science,
11 months ago
English,
11 months ago