EASY
10th CBSE
IMPORTANT
Earn 100

Which has a high value of resistivity: A 10 cm long copper wire or a 20 cm long copper wire?

Important Questions on Electricity

EASY
10th CBSE
IMPORTANT
Concise Physics A Textbook of Science for Class X>Chapter 3 - Part -1>Electricity>Q 8
What is the SI unit of resistivity?
EASY
10th CBSE
IMPORTANT
Concise Physics A Textbook of Science for Class X>Chapter 3 - Part -1>Electricity>Q 9
What are the factors on which resistivity depends?
EASY
10th CBSE
IMPORTANT
Concise Physics A Textbook of Science for Class X>Chapter 3 - Part -1>Electricity>Q 10
What happens to the resistance when the diameter of the wire is doubled?
EASY
10th CBSE
IMPORTANT
Concise Physics A Textbook of Science for Class X>Chapter 3 - Part -1>Electricity>Q 10
What happens to the resistance when the diameter of the wire is half?
EASY
10th CBSE
IMPORTANT
Concise Physics A Textbook of Science for Class X>Chapter 3 - Part -1>Electricity>Q 10
What happens to the resistance when the diameter of the wire is tripled?
EASY
10th CBSE
IMPORTANT
Concise Physics A Textbook of Science for Class X>Chapter 3 - Part -1>Electricity>Q 1
Draw a diagram to show how two resistors are connected in series.
MEDIUM
10th CBSE
IMPORTANT
Concise Physics A Textbook of Science for Class X>Chapter 3 - Part -1>Electricity>Q 2
Derive an expression for the equivalent resistance of the parallel combination of three different resistors.
MEDIUM
10th CBSE
IMPORTANT
Concise Physics A Textbook of Science for Class X>Chapter 3 - Part -1>Electricity>Q 3
Compare the resistors in parallel combination and series combination.