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An explosion blows a rock into three parts. Two parts go off at right angles to each other. These...
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An explosion blows a rock into three parts. Two parts go off at right angles to each other. These two are, 1 kg first part moving with a velocity of 12 m s^-1 and 2 kg second part moving with a velocity 8 m s^-1. If the third part flies off with a velocity of 4 m s^-1, its mass would be
(a) 7 kg
(b) 17 kg
(c) 3 kg
(d) 5 kg (2009)
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(a) 7 kg
(b) 17 kg
(c) 3 kg
(d) 5 kg (2009)
Physics Wallah
📌 PHYSICS WALLAH OTHER CHANNELS :
📌 PHYSICS WALLAH SOCIAL MEDIA PROFILES :
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