A catapult used to hold a stone of mass 500g is extended by 20cm with...
PHYSICS
JAMB 2000
A catapult used to hold a stone of mass 500g is extended by 20cm with an applied force F. If the stone leaves with a velocity of 40m/s, the value of F is
- A. 4.0 x 102N
- B. 2.0 x 103N
- C. 4.0 x 103N
- D. 4.0 x 104N
Correct Answer: C. 4.0 x 103N
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