Basic Electricity Quiz Part- 4

By eeeterminal / September 1, 2024

Created on September 01, 2024 By

eeeterminal

Basic Electricity

Basic Electricity Quiz Part-4

This Basic Electricity Quiz part-4 contains 10 questions about atoms and its nature. It us continuation of basic Electricity Quiz part-3

1 / 10

1. A copper wire length R0 is stretched to n times of the length of its original length. What will be resistance now?

A. n^2 Ro

B. n^2Ro

C. nRo

D. Ro/n^2

2 / 10

2. At 0 K germanium semiconductor behaves like

A. super conductor

B. an insulator

C. conductor

D. none of the above

3 / 10

3. Choose the best conductor of electricity

A. Gold

B. Aluminum

C. Siliver

D. Copper

4 / 10

4. Which is following having non ohmic resistance?

A. Tungsten wire

B. Carbon conductor

C. Aluminum conductor

D. Copper conductor

5 / 10

5. The copper wire stretched to its length by 0.1 %. What is the changes of resistance in that conductor?

A. 0.3%

B. 0.5%

C. 0.2%

D. 0.4%

6 / 10

6. The SI unit of the conductivity

A. mho-m

B. ohm-m

C. mho/m

D. ohm/m

7 / 10

7. Why constantan wires are used widely in making of the heating element?

A. low melting point

B. negligible temperature co-efficient of resistance

C. high specific resistance

D. low specific resistance

8 / 10

8. The value of the α - temperature co-efficient of the resistance depends upon

A. length of the material

B. Nature of the material and temperature

C. Volume of the material

D. Cross sectional area of the material

9 / 10

9. The thermal resistance of the electrons ____________

A. 1000000 m/s

B. 3 x 1000000 m/s

C. 1 m/s

D. 1/1000 m/s

10 / 10

10. If electric current passed through nerve , the human

A. is excited

B. begin laugh

C. become intensive to pain

D. begin to weep

Your score is

The average score is 70%

This basic electricity quiz part-4 contains basic electricity about fundamental like, charge, potential difference , nature of atoms, temperature co-efficient of the resistance etc.

Basic Electricity Quiz Part- 4

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