13. What is the meaning of electricity generation?

C. A device used to convert mechanical energy into electrical energy.

A. A device used to raise and lower voltage.

B. A device used to convert alternating current to direct current.

D. A device used to transmit electrical energy from a pylon tower to an electrical substation

15. Which of the following is a true statement about hydroelectric power stations?

B. Using dam water to turn turbine fans and dynamos.

A. Using lake water to turn the turbine fan and dynamo.

C. Using high pressure air to rotate the turbine fan and dynamo.

D. Using fuels such as coal and boilers to turn turbine fans and dynamos.

17. How does the production of electric current occur as shown in the diagram above?

When the conductor is positioned horizontally between the flux lines.

When the conductor is positioned vertically between the flux lines.

When no conductive material is used to cut off the flow of flux.

When there is no magnetic field between the north pole (N) and the south pole (S).

21. Based on the diagram above, what is the function of the tool?

A. Increase or decrease the voltage value.

B. Converts direct current to alternating current.

C. Converts solar light into electrical energy.

D. Converting 3-phase electrical wiring to 1 phase.

22. What is the name of the tool like the diagram above?

D. Residual Current Circuit Breaker

C. Miniature Current Circuit Breaker

25. What is the function of the tool as shown in the diagram above?

B. Prevent excessive current from flowing.

A. Converts alternating current to direct current.

C. Allows current to flow in one direction only.

D. Limits the value of voltage flowing in an electrical circuit.

33. The supply of electricity to consumers goes through three stages. Which of the following is not one of the three stages?

A. Distribution of electrical energy.

C. Transmission of electrical energy.

D. Generation of electricity at power stations.

34. Which of the following is not a type of electrical energy generation?

C. Agricultural Electricity Generator

B. Thermal Electricity Generator

D. Gas Turbine Electric Generator

38. What is the use of transformers?

B. Increase and decrease current only.

CU4WA2 ENG

Authored by JOVAN ANTHONY ROCK EDWARD

Science

2nd Grade

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

1. How is electricity produced from a generator motor installed on a dam?

A. Sunlight illumination.

B. Position of the generator motor in the water dam.

C. Water pressure is equal to the gravitational pressure of 9.81 ms^-2.

D. Flux cutting by the coils found in a generator motor.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

2. What is the voltage value used for single-phase residential wiring in Malaysia?

A. 24V DC

B. 240V AC

C. 100V AC

D. 110V AC

MULTIPLE CHOICE QUESTION

1 min • 1 pt

3. What is the value of the current in a circuit if the voltage value is 10V and the value resistance is 5Ω?

A. 1A

B. 2A

C. 5A

D. 20A

MULTIPLE CHOICE QUESTION

1 min • 1 pt

4. What is the unit of current in an electrical circuit or electronic circuit?

A. Ohm

B. MPa

C. Kg/ms^-2

D. Ampere

MULTIPLE CHOICE QUESTION

1 min • 1 pt

5. What materials are used in thermal power stations?

A. Solar

B. River water

C. Coal

D. Windmill

MULTIPLE CHOICE QUESTION

1 min • 1 pt

6. What is the function of kilowatt hour meter?

A. Measure the value of current, voltage and resistance.

B. Record the amount of electricity used.

C. Distributes electricity to several other circuits.

D. Disconnects the electricity supply in the event of an overload.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

7. Which of the following refers to a thermal power station?
I. Using water from dams.
II. Using high pressure air.
III. Releases high pressure steam.
IV. Using fuels such as coal.

A. I and II

B. I and III

C. II and III

D. III and IV

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CU4WA2 ENG

1. How is electricity produced from a generator motor installed on a dam?

2. What is the voltage value used for single-phase residential wiring in Malaysia?

3. What is the value of the current in a circuit if the voltage value is 10V and the value resistance is 5Ω?

4. What is the unit of current in an electrical circuit or electronic circuit?

5. What materials are used in thermal power stations?

6. What is the function of kilowatt hour meter?

7. Which of the following refers to a thermal power station?
I. Using water from dams.
II. Using high pressure air.
III. Releases high pressure steam.
IV. Using fuels such as coal.

8. Which of the following is a physical property of a conductor made of copper?
I. Easily broken
II. Easy to bend
III. The price is expensive
IV. Heavier than aluminum

9. What is the name of the electrical symbol like the diagram above?

10. What is the name of the electrical symbol like the diagram above?

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Similar Resources on Wayground

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CU4WA2 ENG

1. How is electricity produced from a generator motor installed on a dam?

2. What is the voltage value used for single-phase residential wiring in Malaysia?

3. What is the value of the current in a circuit if the voltage value is 10V and the value resistance is 5Ω?

4. What is the unit of current in an electrical circuit or electronic circuit?

5. What materials are used in thermal power stations?

6. What is the function of kilowatt hour meter?

7. Which of the following refers to a thermal power station? I. Using water from dams. II. Using high pressure air. III. Releases high pressure steam. IV. Using fuels such as coal.

8. Which of the following is a physical property of a conductor made of copper? I. Easily brokenII. Easy to bendIII. The price is expensiveIV. Heavier than aluminum

9. What is the name of the electrical symbol like the diagram above?

10. What is the name of the electrical symbol like the diagram above?

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

7. Which of the following refers to a thermal power station?
I. Using water from dams.
II. Using high pressure air.
III. Releases high pressure steam.
IV. Using fuels such as coal.

8. Which of the following is a physical property of a conductor made of copper?
I. Easily broken
II. Easy to bend
III. The price is expensive
IV. Heavier than aluminum