EASY
12th Odisha Board
IMPORTANT
Earn 100

The ratio of the forces between two small spheres with constant charges: (a)in air and (b) in a medium of dielectric constant K is .

50% studentsanswered this correctly

Important Questions on Electrostatics

EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 1 - Electrostatics>MODEL QUESTIONS>Q 4
In S.I. system of units 14π∈0 is equal to z×109Nm2C2. The value of z is _____.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 1 - Electrostatics>MODEL QUESTIONS>Q 5
The force between two electrons separated by a distance r varies as _____
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 1 - Electrostatics>MODEL QUESTIONS>Q 6
_____ governs the force between two static charges.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 1 - Electrostatics>MODEL QUESTIONS>Q 7
An isolated conducting sphere is given a positive charge by rubbing. Its mass _____.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 1 - Electrostatics>MODEL QUESTIONS>Q 8
A proton at rest has a charge e. When it moves with high speed v, its charge is _____.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 1 - Electrostatics>MODEL QUESTIONS>Q 9
A body has a positive charge of 1μc. It has 6.25×10z electrons in deficit. The value of z is _____.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 1 - Electrostatics>MODEL QUESTIONS>Q 10
Dimension of ∈0 is MxL-2T4A2. The value of x is _____.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 1 - Electrostatics>MODEL QUESTIONS>Q 1
Charge on a body can be any multiple of electron charge.