A. 0.5 ms−1
B. 1.5 ms−1
C. 1 ms−1
D. 2 ms−1
Correct Answer:
Option C = 1 ms−1
Explanation
Gun Momentum = bullet momentum
MaVa = MbVb
5 x Va = 0.05 x 100
Va = 1m−1
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![Ice of mass 50g at 0°C was completely melted by 70% of the total heat energy supplied. Calculate the total heat energy supplied [Specific latent heat of fusion of ice = 336Jg−1]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png "Ice of mass 50g at 0°C was completely melted by 70% of the total heat energy supplied. Calculate the total heat energy supplied [Specific latent heat of fusion of ice = 336Jg−1]")
