NEET (NTA)National Eligibility cum Entrance Test (Medical) Physics: Questions 362  365 of 2142
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Question number: 362
Question
All six capacitors shown are identical; each can with stand maximum 200 volts between its terminals. The maximum voltage that can be safely applied between A and B is
Choices
Choice (4)  Response  

a.  800 V 

b.  200 V 

c.  400V 

d.  1200 V 

Question number: 363
» Electrostatics » Electric Field
Question
The electric intensity due to an infinite cylinder of radius R and having charge q per unit length at a distance r (r > R) from its axis is
Choices
Choice (4)  Response  

a.  Inversely proportional to r ^{2} 

b.  Directly proportional to r ^{3} 

c.  Directly proportional to r ^{2} 

d.  Inversely proportional to r 

Question number: 364
» Laws of Motion » Force and Inertia
Question
A cricket ball of mass 250 gm moving with a velocity of 24 m/s is hit by a bat so that it acquires a velocity of 28 m/s in the opposite direction. The force acting on the ball, if the contact time is 1/100 of a second, will be 
Choices
Choice (4)  Response  

a.  1300 N in the final direction of ball 

b.  13 N in the initial direction of ball 

c.  1.3 N in the initial direction of ball 

d.  130 N in the final direction of ball 

Question number: 365
Question
A constant torque of 1000 N m, turns a wheel of moment of inertia 200 kg m ^{2} about an axis passing through the center. Angular velocity of the wheel after 3 s will be
Choices
Choice (4)  Response  

a.  1 rad/s 

b.  15 rad/s 

c.  10 rad/s 

d.  5 rad/s 
