two objects a and b ,having masses 100kg and 75lg are moving with velocity of 36 km/h and 54km/h respectively. answer the following. 1. which will have greater inertia?
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mass is alone a measure of inertia
the body having more mass has more inertia
The answer is 100kg
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Answer:
36km/h=36×5/18=2×5=10m/s
54km/h=54×5/18=3×5=15m/s
inertia is compare with momentum
momentum of body a =100×10=1000kgm/s
momentum of body b =75×15=1125kgm/s
inertia of body b is greater by 1125-1000=125kgm/s
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