Electrostatics +2 Physics

The Law of Conversion of Charge States that ...

• All Atoms have more Protons Than Electrons.

• Charge Cannot Be transferred.

• Charge Can be Created Or destroyed simultaneously in pairs .

• Only Protons can be Rubbed off of an Atom.

The charge of an Electron is...

• Electrons have no Charge

• Positive.

• Negative.

When a balloon is rubbed on cloths it accuries a charge by___________

• INDUCTION

• REDUCTION

• CONDUCTION

• FRICTION

Two like charges...

• Repel each other

• neutralize each other

• Attract each other

• Must be Neutrons

What direction are the electric field lines around an electron?

• towards the charge

• away from the charge

Which of the following labeled points is in the region with the strongest force of electric charge?

• A

• B

• C

• D

An atom loses an electron. What type of charge does it have now?

• Negative

• Positive

If a body is charged by rubbing, its weight remains...

• Precisely constant

• Increases slightly

• Decreases slightly

• May increases or decrease slightly

The sum of the two point charges is 7 micro Coulomb. They repel each other with a force of 1 N when kept 30 cm apart in free space. Calculate the value of each charge?

• 6 micro coulomb and 1 micro coulomb

• 5 micro coulomb and 2 micro coulomb

• 3 micro coulomb and 4 micro coulomb

• 4.5 micro coulomb and 2.5 micro coulomb

Which of the physical quantities has the unit N/C? It is a vector or scalar quantity ?

• Electric Field, vector

• Electric potential,Scalar

• Electric Field,Scalar

• Electric potential,Vector