Work Energy And Power Question 251
Question: A straight bar, of mass 15 kg and length 2 m, at rest on a frictionless horizontal surface, receives an instantaneous impulse of 7.5 Ns perpendicular to the bar. If the impulse is applied at the mid-point of the bar, the energy transferred is
Options:
A) 3.2 J
B) 1.9J
C) 3.8 J
D) 2.5 J
Show Answer
Answer:
Correct Answer: B
Solution:
[b]
