Resistors

Resistors

University

28 Qs

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Resistors

Resistors

Assessment

Quiz

Other

University

Practice Problem

Medium

Created by

Mohamed Mostafa

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28 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which copper wire has the lowest resistance?

1 meter of 1 mm diameter wire

0.5 meter of 1 mm diameter wire

0.5 meter of 0.5 mm diameter wire

1 meter of 0.5 mm diameter wire

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What happens to a resistor when the temperature is increased?

Increases

decreases

stay the same

vary randomly

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The length of a certain conductor of resistance 100 is doubled and its cross-sectional area is halved. Its new resistance is

100

50

200

400

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Factor which does not affect the resistance

Type of material

Length of material

Mass of the material

Area of the material

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The unit to measure the resistivity of a wire is

ohms

Volt

ohms.m

ohms.s

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The type of current where charges flow in one direction

Direct Current

Alternating Current

Electron Flow

Voltage

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The type of current where charges shake back and forth in a circuit

Alternating Current

Direct Current

Voltage

Switchback Current

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