Q79
Which of the following is not an example of work done?
A.
A man pushing against the wall
AnswerB.
Trolley moves when the boy pushes the trolley
C.
Applied force on an object in that direction the object is moving
D.
Raise the book to some height and walking
Answer: Option A
Solution
Answer: Option A
No explanation is given for this question Let's Discuss on Board