EASY
10th CBSE
IMPORTANT
Earn 100

Name the physical quantity whose unit is "ohm".

Important Questions on Electricity

EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 1 - Electricity>Very Short Answer Type Questions>Q 4
What is the general name of the substance having infinitely high electrical resistance?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 1 - Electricity>Very Short Answer Type Questions>Q 5
Keeping the resistance constant, the potential difference applied across the ends of a component is halved. By how much does the current change?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 1 - Electricity>Very Short Answer Type Questions>Q 6
State the factors on which the strength of the electric current flowing in a given conductor depends.
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 1 - Electricity>Very Short Answer Type Questions>Q 7
Which has less electrical resistance: a thin wire or a thick wire (of the same length and same material)?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 1 - Electricity>Very Short Answer Type Questions>Q 8
Keeping the potential difference constant, the resistance of a circuit is halved. By how much does the current change?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 1 - Electricity>Very Short Answer Type Questions>Q 9
A potential difference of 20 volts is applied across the ends of a resistance of 5 ohms. What current will flow in the resistance?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 1 - Electricity>Very Short Answer Type Questions>Q 10
A resistance of 20 ohms has a current of 2 amperes flowing in it. What potential difference is there between its ends?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 1 - Electricity>Very Short Answer Type Questions>Q 11
A current of 5 amperes flows through a wire whose ends are at a potential difference of 3 volts. Calculate the resistance of the wire.