Q

The momentum of a body is 50 kg·m/s and its velocity is 5 m/s. What is its mass?

RRB Ministerial & Isolated Categories (All PGTs and TGTs); RRB Group D 10/09/2025 / Shift-II; 29/10/2018 / Shift-III 2025; 2018
✓ Answer: D 10 kg
p = mv, so m = p/v = 50/5 = 10 kg.
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