principles of physics

posted by .

6. A cannon with a long barrel fires a shell faster because the shell experiences a greater ____________________.
A) change in inertia.
B) impulse.
C) acceleration.
D) None of these.

  • principles of physics -

    force lasts longer
    impulse = force * time = change of momentum
    longer time --> more impulse

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Physics

    A cannon fires a shell at an angle of 55.0 above the horizontal. The shell has a mass of 17.5kg, and its initial speed as it leaves the cannon is 289m/s. The cannon is not anchored to the ground. It is mounted on a base -a large block …
  2. physics

    Which has more momentum, a speeding baseball or an ocean liner at rest in a harbor?
  3. physics

    Which has more momentum, a speeding baseball or an ocean liner at rest in a harbor?
  4. physics

    A cannon fires a shell at an angle of 55.0° above the horizontal. The shell has a mass of 17.5 kg, and its initial speed as it leaves the cannon is 289 m/s. The cannon is not anchored to the ground. It is mounted on a base—a large …
  5. physics

    A cannon is fired horizontally from a platform (see figure). The platform rests on a flat, icy, frictionless surface. Just after the shell is fired and while it is moving through the barrel of the gun, the shell (mass 3.0 kg) has an …
  6. physics

    A cannon fires a shell at an angle of 20º to the horizontal. The shell reaches a range of 436 meters, landing at the same elevation as the starting point. What was the initial velocity of the shell
  7. principles of pysics

    A cannon with a long barrel fires a shell faster because the shell experiences a greater ____________________. A) change in inertia. B) impulse. C) acceleration. D) None of these.
  8. Physics

    A cannon ball whose barrel is angled at 40˚ from the horizontal fires a shell with a muzzle velocity of 350 m/s. What is the horizontal and vertical component of the muzzle velocity and what is the range of the shell?
  9. Physics

    A cannon ball whose barrel is angled at 40˚ from the horizontal fires a shell with a muzzle velocity of 350 m/s. What is the resultant velocity of the shell when it lands?
  10. physics

    A cannon is fired horizontally from a platform . The platform rests on a flat, icy, frictionless surface. Just after the shell is fired and while it is moving through the barrel of the gun, the shell (mass 3.2 kg) has an acceleration …

More Similar Questions