Questions
A 100 kg gun fires a ball of 1 kg horizontally from a cliff of height 500 m. It falls on the ground at a distance of 400 m from the bottom of the cliff. The recoil velocity of the gun is (g=10m/s2)
detailed solution
Correct option is B
Range of the horizontal projection R=v2hg 400=v2Ã50010 v=40m/s recoil velocity of the gun V=mvM=1Ã40100=0.4m/sTalk to our academic expert!
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