Classical Mechanics (CSIR Physical Sciences): Questions 25  27 of 59
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Question number: 25
» Classical Mechanics » Special Theory of Relativity » Relativistic Kinematics
Appeared in Year: 2011
Question
A double pendulum consists of two point masses m attached by massless strings of length as shown in the figure. The kinetic energy of the pendulum is –
(December)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 26
» Classical Mechanics » Lagrangian and Hamiltonian Formalism and Equations of Motion
Appeared in Year: 2014
Question
The equation of motion of a system described by the time dependent Lagrangian is – (December)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 27
» Classical Mechanics » Special Theory of Relativity » Relativistic Kinematics
Appeared in Year: 2011
Question
The acceleration due to gravity on the surface of Earth is approximately 2.6 times that on the surface of Mars. Given that the radius of Mars is about one half the radius of Earth, the ratio of the escape velocity on Earth to that on Mars is approximately.  (June)
Choices
Choice (4)  Response  

a.  2.3 

b.  1.3 

c.  1.1 

d.  5.2 
