Q. The inability of a body to change its state of rest or uniform motion along a straight line is called its

A
Momentum
B
Velocity
C
Acceleration
D
Inertia
Solution:
  • Inertia is one of the fundamental principles in classical mechanics, as described by Newton’s first law of motion.
  • It states that an object at rest will remain at rest, and an object in uniform motion will remain in motion unless acted upon by a net external force.
  • Inertia is often described as a resistance to changes in motion.
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