Laws of Motion-Law of Conservation of Linear Momentum (KVPY Stream SB-SX (Class 12 & 1st Year B.Sc.) Physics): Questions 1 - 3 of 7

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 268 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 200.00 or

Question number: 1

» Laws of Motion » Law of Conservation of Linear Momentum

Appeared in Year: 2011

MCQ▾

Question

At a distance l from a uniformly charged long wire, a charged particle is thrown radially outward with a velocity u in the direction perpendicular to the wire. When the particle reaches a distance 2l from the wire its speed is found to be Equation . The magnitude of the velocity, when it is a distance 4l away from the wire, is (ignore gravity)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 2

» Laws of Motion » Law of Conservation of Linear Momentum

Appeared in Year: 2013

MCQ▾

Question

A bullet of mass m is fired horizontally into a large sphere of mass M and radius R resting on a smooth horizontal table.

A bullet of mass m is fired horizontally into a large sphere.

A Bullet of Mass M Is Fired Horizontally Into a Large Sphere.

In figure a bullet of mass m is fired horizontally in to a large sphere of mass M and radius r resting on a smooth horizontal table.

The bullet hits the sphere at a height h from the table and sticks to its surface. If the sphere starts rolling without slipping immediately on impact, then

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 3

» Laws of Motion » Law of Conservation of Linear Momentum

MCQ▾

Question

A bob of mass 0.575 kg hangs from the massless string of a long simple pendulum. A bullet of mass 0.025 kg is fired vertically from below into the bob. The bullet gets embedded into the bob and the combination rises vertically through a height of 0.8 m. If g = 10 ms-2, then the velocity of the bullet is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

f Page
Sign In