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`        a gun of mass 10kg fires 4 bullets per second. the mass of each bullet is 20g and the velocity of bullet when it leaves the gun 300ms .force recquired to hold the gun while firing is....PLZ ZZZ `
2 years ago

Arun
23382 Points
```							MASS OF THE BULLET=10 KGAND VELOCITY OF BULLET=300 ms^-1THEREFORE FORCE ON BULLET=10*4*300= 12000FORCE IS DIRECTIONALLY PROPORTIONAL TO RATE OF CHANGE OF MOMENTUMTHEREFOR PER SECOND A BULLET APPLIES A FORCE OF MVACCELARATION =V-U/TU-0T = 1THEREFORE A-VTHEREFORE FORCE BY ONE BULLET=MV= 20*300= 6000RegardsArun (askIITians forum expert)
```
2 years ago
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### Course Features

• 110 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions