search
Q: A body executing s imple harmonic motion is represented by equation x = 6.0 cos (9.4t +2.3). Then maximum speed of the body is equal to
  • A. 9.4m/sec.
  • B. 11.7 m/sec.
  • C. 56.4 m/sec.
  • D. 6.0 m/sec.
Correct Answer: Option C -
answer image

Explanations:

explanation image