Classical Mechanics (GATE (Graduate Aptitude Test in Engineering) Physics): Questions 4 - 8 of 84

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Question number: 4

» Classical Mechanics » Central Forces

Appeared in Year: 2015

MCQ▾

Question

Consider the motion of the Sun with respect to the rotation of the Earth about its axis. If and denote the centrifugal and the Coriolis force, respectively, acting on the Sun, then –

Choices

Choice (4) Response

a.

is radially inward and

b.

is radially outward and

c.

is radially outward and

d.

is radially outward and

Question number: 5

» Classical Mechanics » Relativistic Kinematics

Appeared in Year: 2014

Short Answer Question▾

Write in Short

If the half – life of an elementary particle moving with speed in the laboratory frame is , then the proper half – life is ________.

Question number: 6

» Classical Mechanics » Small Oscillations and Normal Modes

Appeared in Year: 2014

Short Answer Question▾

Write in Short

Two masses and are attached to the two ends of a massless spring with force constant K. If and , then the natural angular frequency of oscillation is ________ Hz.

Question number: 7

» Classical Mechanics » Relativistic Kinematics

Appeared in Year: 2016

Short Answer Question▾

Write in Short

The kinetic energy of a particle of rest mass is equal to its mass energy. Its momentum in units of , where is the speed of light in vacuum, is . (Give your answer up to two decimal places)

Question number: 8

» Classical Mechanics » Kepler Problem and Planetary Motion

Appeared in Year: 2014

MCQ▾

Question

A planet of mass moves in a circular orbit of radius in the gravitational potential , where is a positive constant. The orbital angular momentum of the planet is –

Choices

Choice (4) Response

a.

b.

c.

d.

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