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AP EAMCET Engineering 23 Apr 2019 Shift 1 Paper

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Question : 85

Total: 160

An explosion blows a stationary rock into three parts. Two parts of masses 1 kg and 2 kg move at right angles to one another with velocities 12 ms−1 and 8 ms−1 respectively. If the velocity of third part is 4 ms−1, the mass of the rock is

8 kg
5 kg
17 kg
3 kg

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