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Physics 10 Chapter 13 - Electrostatics - 13
1.
What is a region around a charge called in which it exerts electrostatic force on another charges?
a) Electric field intensity of the charge
b) Electrostatic potential of the charge
c) Electric field of the charge
d) Capacitance of the charge
2.
What is the strength of an electric field at any point in space called?
a) Electric field
b) Capacitance
c) Electric field intensity
d) Electrostatic potential
3.
What is ‘E’ in the formula; E = F / q
o
?
a) Electric field
b) Electrostatic potential
c) Electric field lines
d) Electric field intensity
4.
What is ‘F’ in the formula; E = F / q
o
?
a) Force acting on the charge
b) None of these force
c) Force acted by the charge
d) Force acting on the space
5.
What is ‘q
o
’ in the formula; E = F / q
o
?
a) None of these charge
b) Unit charge
c) Test charge
d) Already present charge
6.
What is the force acting on a unit positive charge called placed at any point?
a) Capacitance
b) Electric field
c) Electric field intensity
d) Electrostatic potential
7.
What is the formula of the force on any particle with charge q placed at any point?
a) Formula: F = q E
b) Formula: F = q / E
c) Formula: F = E + q
d) Formula: F = E / q
8.
Which of the following quantity, electric intensity is?
a) Identical quantity
b) Fundamental quantity
c) Vector quantity
d) Scalar quantity
9.
What is the SI unit of electric intensity?
a) NC
-1
b) NC
c) NC
-2
d) NC
2
10.
If the test charge is free to move, then in which direction it will move?
a) In the direction of capacitors
b) In the direction of electric intensity
c) In the direction of electrostatic potential
d) In the direction of electric field lines
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