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Chapter 14 - Electromagnetism - 9
1.
Galvanometer can be converted into voltmeter by connecting a small resistance in series with ‘G’.
a) False
b) True
2.
CRO can be used to measure the potential difference between two points correctly.
a) True
b) False
3.
Low resistance voltmeter is useful for finding p.difference across a load.
a) False
b) True
4.
Magnetic field at a point around a conductor is directly proportional to distance of that point form the conductor.
a) False
b) True
5.
Magnetic induction B is flux per unit area of a surface perpendicular to B.
a) True
b) False
6.
Magnetic induction is measured in N/Am.
a) True
b) False
7.
Right hand rule for finding B is not applicable to solenoid.
a) False
b) True
8.
A force acting perpendicular to direction of motion does not change the speed of moving charge.
a) True
b) False
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