A ring of radius 7cm is rotating about the central axis perpendicular to its plane. A force acts on it, tangentially, such that it does a work of 10J in a complete rotation. Find the value of that force. `
A. 0.5/7π N
B. 35π N
C. 500/7π N
D. 0.7 N
Answer:C
A ring of radius 7cm is rotating about the central axis perpendicular to its plane. A force acts on it, tangentially, such that it does a work of 10J in a complete rotation. Find the value of that force. `
A. 0.5/7π N B. 35π N C. 500/7π N D. 0.7 N