If the net external force on the body is zero, its
  • Speed is zero
  • Acceleration is zero
  • Displacement is zero
  • Velocity is zero
When a bull pulls a cart, the force that helps the bull to move forward is the force exerted by
  • the ground on the bull
  • the cart on the bull
  • the bull on the ground
  • the ground on the cart
Dust can be removed out of a blanket using
  • Law of inertia
  • Newton's second law of motion
  • Newton's third law of motion
  • Newton's law of gravitation
Which law governs the phenomenon that a tablecloth is pulled out from under a setting of chinaware without damaging it?
  • Newton’s first law
  • Universal law of gravitation
  • Newton’s second law
  • Newton’s third law
Two masses are in the ratio 1:What is ratio of their inertia?
  • 1 : 5
  • 5 : 1
  • 1 : 25
  • 25 : 1
We slip on a rainy day due to
  • Change in momentum
  • Inertia
  • Decrease in friction
  • Increase in friction
Which law is in control of a spacecraft that cruises through space at a constant speed without using any fuel?
  • Universal law of gravitation
  • Newton’s third law
  • Newton’s second law
  • Newton’s first law
Passengers in a bus lean forward as bus suddenly stops. This is due to
  • Impulse
  • Change in speed
  • Inertia
  • Change in momentum
Who asserted that the natural state of body is the state of rest
  • Newton
  • Galileo
  • Einstein
  • Aristotle
How is inertia used when riding a bicycle?
  • Bicycles don't use inertia.
  • You can stop paddling and still continue rolling forward.
  • You must paddle harder when going up hill.
  • You must paddle slower when going up hill.
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