NEET Physics: Questions 1951  1954 of 2142
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Question number: 1951
» Rotational Motion » Values of Moments of Inertia
Question
A cylinder of 800 g and radius 30 cm has moment of inertia (about its natural axis)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 1952
» Rotational Motion » Moment of Inertia
Question
The density of a rod AB increases linearly from A to B. Its midpoint is O and its centre of mass is at C. Four axes pass through A, B, O and C all perpendicular to the length of the rod. The moments of inertia of the rod about this axis are I _{A}, I _{B}, I _{O} and I _{C} respectively then:
(1) (2)
(3) (4)
Select the correct answers and mark it according to the following codes:
Choices
Choice (4)  Response  

a.  2 and 4 are correct 

b.  1 and 2 are correct 

c.  1, 2 and 3 are correct 

d.  1 and 3 are correct 

Question number: 1953
» Gravitation » Universal Law of Gravitation
Question
Three particles of equal mass m are situated at the vertices of an equilateral triangle of side l. What should be the velocity of each particle, so that they move on a circular path without changing l?
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 1954
» Rotational Motion » Moment of Inertia
Question
Three point masses m _{1}, m _{2}, m _{3} are located at the vertices of an equilateral triangle of length ‘a’. The moment of inertia of the system about an axis along the altitude of the triangle passing through m _{1, } is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

