If kinetic energy of a body is 20 J, mass is 10 Kg, then the momentum of the body is
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Answer:
20 kg m/s
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1
Answer:
20 kgms^-1
Step-by-step explanation:
KE = 20 J
( KE = 1/2 mv^2 )
1/2 mv^2 = 20
1/2 (10) v^2 = 20
v^2 = (20 × 2)/10
v^2 = 40/10
v^2 = 4/1
v = 2
Momentum (p) = m × v
= 10 × 2
= 20 kgms^-1
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