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A bullet of mass 10g is moving with speed 400m/s. Find it`s KE in calories

Preeti , 7 Years ago
Grade 11
anser 1 Answers
Adarsh
kinetic energy of bullet = ½.m.v2= ½.10.10-3.16.104= 800J
now we will convert 800 joule in calorie 
800/4.18=191.38756 calorie will be the answer ….
Last Activity: 7 Years ago
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