4. A 10 N force moves a body around a circular path of radius
50cm. What is work done in completing one revolution?
A. 5 J
B. Zero
C. 31.42 J
D. 500 J
Answers
Answered by
15
Answer:
B
Explanation:
Work done in a circular motion is zero because of angle perpendicular (90)
Answered by
8
Answer:
Data: F=10N, d=50cm=50/100=0.5m, W=?
Solution:W=F. d= (10)(0.5) =5 J.
Work done is 5 J around a circular path.
Work done is 0 in a circular path.
Similar questions