Classical Mechanics (GATE Physics): Questions 12 - 15 of 79

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Question number: 12

» Classical Mechanics » Rigid Body Motion

Appeared in Year: 2015

MCQ▾

Question

A satellite is moving in a circular in a circular orbit around the earth. If T, V and E are its average kinetic, average potential and total energies, respectively, then which one of the following options is correct?

Choices

Choice (4) Response

a.

V=3T2,E=T2

b.

V=T,E=0

c.

V=2T,E=T

d.

V=T2,E=T2

Question number: 13

» Classical Mechanics » Relativistic Kinematics

Appeared in Year: 2015

MCQ▾

Question

In an inertial frame S , two events A and B take place at (ctA=0,rA=0) and (ctB=0,rB=2y^) , respectively. The times at which these events take place in a frame S moving with a velocity 0.6cy^ with respect to S are given by –

Choices

Choice (4) Response

a.

ctA=0;ctB=32

b.

ctA=0;ctB=0

c.

ctA=0;ctB=32

d.

ctA=0;ctB=12

Question number: 14

» Classical Mechanics » Rigid Body Motion

Appeared in Year: 2015

Short Answer Question▾

Write in Short

In a rigid – rotator of mass M, if the energy of the first excited state is 1 MeV, then the fourth excited state energy (in MeV) is ________

Question number: 15

» Classical Mechanics » Small Oscillations and Normal Modes

Appeared in Year: 2014

Short Answer Question▾

Write in Short

At a given temperature, T, the average energy per particle of a non – interacting gas of two – dimensional classical harmonic oscillators is ________ kBT .

( kB is the Boltzmann constant).

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