Electrostatics

Which of the following is touched with the disc of a charged electroscope but the gold leaves of the electroscope do not collapse?

 
 
 
 

If a charge of 2C experiences a force of 10N in the electric field of 5C charge, the electric field intensity at that point is:

 
 
 
 

Farad (F) is the unit of:

 
 
 
 

Which of the following is a vector quantity?

 
 
 
 

If the distance between charges is doubled, then the force between them becomes:

 
 
 
 

If a capacitor stores a charge of 10C when a potential difference of 5V is applied, what will be the charge on the capacitor if 20V is applied?

 
 
 
 

If the potential difference between the plates of a capacitor is reduced to half, then the capacitance of the capacitor becomes:

 
 
 
 

How many electrons form 1C charge?

 
 
 
 

What is the electrostatic force between two charges each of 1mC separated by a distance of 1m?

 
 
 
 

If two capacitors are connected in series, then the capacitance of their combination:

 
 
 
 

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