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5.3. In a spring gun having spring constant 100 N/m, a small ball of mass 0.1 kg is pu in its barrel by compressingthe spring through 0.05 m as shown in fig. Find the velocity of the ball when the spring is teleasecd.(1) V2 m/s(2) 2.5 m/s(3) 3 m/s(4) 35 m/sin mass falls fram height of 10 m into a sand box. What is the speed of the mass just before hitting the |
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