A10 ENI 2024 T2 SBQ3 Revision

A10 ENI 2024 T2 SBQ3 Revision

10th Grade

20 Qs

quiz-placeholder

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A10 ENI 2024 T2 SBQ3 Revision

A10 ENI 2024 T2 SBQ3 Revision

Assessment

Quiz

Physics

10th Grade

Medium

Created by

Hadi Hussein

Used 2+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What is the primary function of a transformer?

To convert electrical energy into mechanical energy

To convert mechanical energy into electrical energy

To step up or step down alternating current/voltage

To store electrical energy

2.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

In a step-up transformer, compared to the input voltage, the output voltage is:

Lower

Equal

Higher

Constant

3.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Which material is commonly used as the core of a transformer to enhance its efficiency?

Copper

Silver

Aluminum

Iron

4.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What is the principle behind the operation of a transformer?

Electromagnetic induction

Photoelectric effect

Quantum tunneling

Doppler effect

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What happens to the current in a step-up transformer compared to the input current?

It increases

It decreases

It remains the same

It fluctuates

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What is the efficiency of an ideal transformer?

0%

50%

100%

It depends on the input voltage

7.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What happens to the power in a transformer compared to the input power?

It increases

It decreases

It remains the same

It fluctuates

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