Classical Mechanics-Periodic Motion (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 3 - 5 of 9

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Question number: 3

» Classical Mechanics » Periodic Motion » Small Oscillations

Appeared in Year: 2014

MCQ▾

Question

The time period of a simple pendulum under the influence of the acceleration due to gravity Equation is T. The bob is subjected to an additional acceleration of magnitude Equation in the horizontal direction. Assuming small oscillations, the mean position and time period of oscillation, respectively, of the bob will be – (June)

Choices

Choice (4) Response

a.

Equation to the vertical and Equation

b.

Equation to the vertical and Equation

c.

Equation to the vertical and Equation

d.

Equation to the vertical and Equation

Question number: 4

» Classical Mechanics » Periodic Motion » Small Oscillations

Appeared in Year: 2011

MCQ▾

Question

A point particle of mass Equation carrying an electric charge Equation is attached to a spring of stiffness constantEquation . A constant electric field E along the direction of the spring is switched on for a time interval TEquation . Neglecting radiation loss, the amplitude of oscillation after the field is switched off is: (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 5

» Classical Mechanics » Periodic Motion » Small Oscillations

Appeared in Year: 2012

MCQ▾

Question

The bob of a simple pendulum, which undergoes small oscillations, is immersed in water. Which of the following figures best represents the phase space diagram for the pendulum? (June)

Choices

Choice (4) Response

a.

 The phase space diagram: Choice A

the Phase Space Diagram: Choice A

In figure a phase space diagram for a pendulum which is immersed in water is shown.

b.

The phase space diagram: Choice B

The Phase Space Diagram: Choice B

In figure a phase space diagram for a pendulum which is immersed in water is shown.

c.

The phase space diagram: Choice C

The Phase Space Diagram: Choice C

In figure a phase space diagram for a pendulum which is immersed in water is shown.

d.

The phase space diagram: Choice D

The Phase Space Diagram: Choice D

In figure a phase space diagram for a pendulum which is immersed in water is shown.

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