Rotational MotionRigid Body Rotation Equations of Rotational Motion (NEET (National Eligibility cum Medical Entrance Test) Physics): Questions 1  3 of 3
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Question number: 1
» Rotational Motion » Rigid Body Rotation Equations of Rotational Motion
Question
A wheel has a speed of 1200 revolutions per minute and is made to slow down at a rate of 4 rad /s ^{2}. The number of revolutions is makes before coming to rest is,
Choices
Choice (4)  Response  

a.  272 

b.  314 

c.  143 

d.  722 

Question number: 2
» Rotational Motion » Rigid Body Rotation Equations of Rotational Motion
Question
The angular velocity of a body is . A torque acts on it. The rotational power is,
Choices
Choice (4)  Response  

a.  29 W 

b.  27 W 

c.  23 W 

d.  25 W 

Question number: 3
» Rotational Motion » Rigid Body Rotation Equations of Rotational Motion
Question
A wheel has a speed of 2100 revolutions per minute and is made to slow down at a rate of 5 radians /s ^{2}. The number of revolutions is makes before coming to rest is
Choices
Choice (4)  Response  

a.  770 

b.  543 

c.  722 

d.  272 
