A) 24.5 N-s
B) 49.0 N-s
C) 98.0 N-s
D) 50.0 N-s
Correct Answer: B
Solution :
Initially body is at rest. \[\therefore \]Initial momentum \[=0\] \[+ve\] Final momentum \[+ve\] \[-ve\] Change in momentum \[i=\frac{E}{R+r}\] \[=\frac{2.5}{1+1+0.5}=1amp\]You need to login to perform this action.
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