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    				| 1. | 32.A disc of mass 1.0 kg is kept floating horizontally inair by firing bullets of mass 0.05 kg each verticallyat it, at the rate of 10 per second. If the bulletsrebound with the same speed, the speed with whichthese are fired will be-Mg(1) 0.098 m/s(3) 9.8 m/s(2) 0.98 m/s(4) 98.0 m/s | 
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