Transformers

Transformers

10th Grade

•

28 Qs

quiz-placeholder

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Transformers

Transformers

Assessment

Quiz

•

Physics

•

10th Grade

•

Practice Problem

•

Medium

•
NGSS
HS-PS2-5, HS-PS3-3

Standards-aligned

Created by

Stanton Wertjes

Used 270+ times

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28 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Primary winding of a transformer is determined by _________.

which winding has more turns

which winding is nearer to the load

which winding is connected to the source

which side has the highest voltage

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of transformer is used to increase the voltage from power stations.

Step-down transformer

Step-up transformer

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why transformers work with A.C. current but not D.C.

A.C current produces changing magnetic field.

D.C current produces changing magnetic field.

D.C current is weak

A.C current is powerful

Tags

NGSS.HS-PS2-5

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which of the following does not change in a transformer?

Voltage

Current

Power

Frequency

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the material used for construction of transformer core?

Aluminium

Copper

Silicon steel

Wood

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

This picture is an example of a ________________.

Motor

Generator

Step-up transformer

Step-down transformer

Tags

NGSS.HS-PS3-3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ratio of voltages is equal to ratio of _______________________.

number of iron sheets in core

number of coil

number of turns in coil

number of electromagnetic

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