Questions
Linear momentum of a body is given by Then the force acting on the body at t = 1 sec,is
a
6 N
b
18 N
c
12 N
d
14 N
detailed solution
Correct option is D
P=20t-3t2 kg-m/s ∴ F=dpdt=(20-6t)N At t = 1sec,F=(20-6x1)N=14N.Talk to our academic expert!
Similar Questions
Statement I : The familiar equation mg = R for a body on a table is true only if the body is in equilibrium.
Statement II : The equality of mg and R has no connection with the third law.
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