A body of mass m is moving in a straight line
at a constant speed v. Its kinetic energy is K
and the magnitude of its momentum is p.
Which of the following relations is correct?
option ap=2mK
2K
p =
B
m
с
2K=pv
√2K
2K
D
V =
р
Answers
Answered by
1
Answer:
a body of mass moving in a straight line at a constant speed of v
Answered by
0
Given:
mass of body = m
Speed = v is constant
Kinetic energy = K
Momentum = p
Solution:
P=mₓv
To find out the relation of K and p
K = 1/2 mₓvₓv ....eq I
Put the value of mₓv in eq I
K=1/2ₓpₓv
2K=pv
Thus, 2K=pv is correct.
Explanation:
Similar questions