Asked by priya

A uniform rod is 4m long and weighs 10 kg.if it is supported on a knife edge at one metre from the end what weight placed at that end keeps the rod horizontal?
Answered by priya
A uniform rod weighs 10kg and with a load 5kg attached to one end,it balances on a knife edge at 2m from that end.the length of the rod is?
Answered by Sunny
W=mg
5x2=[L/2-2] 10x10
L/2=1+2
L=6m
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