16. Capacity of parallel plate condenser can be increased by

1. 1. Increasing the distance between the plate

   
   
   

   2. Increasing the thickness of the plate

   
   
   

   3. Decreasing the thickness of the plate

   
   
   

   4. Decreasing the distance between the plate

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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17. The capacitance of parallel plate condenser does not depend on

1. 1. Area of the plate

   
   
   

   2. Metal of the plate

   
   
   

   3. Medium between the plate

   
   
   

   4. Distance between the plate

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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18. Electric field intensity at a point in hollow charged spherical conductor

1. 1. Is zero

   
   
   

   2. Is constant

   
   
   

   3. Increase with the distance from the centre of the sphere

   
   
   

   4. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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19. For an electric dipole, the field at a point on the equatorial line and the dipole moment are

1. 1. In the same direction

   
   
   

   2. In opposite direction

   
   
   

   3. Perpendicular to each other

   
   
   

   4. Not related

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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20. According to Coulomb's law, the electrostatic force between two charges is

1. 1. Inversely proportional to the product of the charges

   
   
   

   2. Inversely proportional to the square of the distance between the charges

   
   
   

   3. Directly proportional to the cube of the distance between charges

   
   
   

   4. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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