Unit 262 – Multiple choice practice exam

Unit 262 – Multiple choice practice exam

12th Grade

28 Qs

quiz-placeholder

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Unit 262 – Multiple choice practice exam

Unit 262 – Multiple choice practice exam

Assessment

Quiz

Other

12th Grade

Practice Problem

Easy

Created by

Yusuf Abubakar

Used 3+ times

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28 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a unit of weight?

Newton

Newton per square metre

Kilogram

Metre

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which defines power the best

Power is proportional to the square of the time taken

Power is done when a force is moved through a distance

Power is the quality of the energy

Power is the rate of consumption of energy

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The voltage supplying a transformer is increased from 15 V to 45V by increasing the voltage, the magnetic field is

Decreased by a factor of three

Increased by a factor of 3

Decreased by 33%

Increased by 33%

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

From Table 1, which of the following lists the Young’s Modulus from low density to high density

Gold/Silver/Copper/Steel/Aluminium

Aluminium/Steel/Copper/Silver

Steel/Copper/Aluminium/Gold/Silver

Aluminium/ silver/ gold/copper/steel

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A force of 12.1 newtons moved through a distance of 20 m. The work done is

2.42 joules

242 joules

0.605 joules

2371.6 joules

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the rating of transformer exceeds the effect would be

Overheats and resistance reduction

Cools and resistance increases

Overheats and insulation breakdown

Cools and insulation breakdown

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which two properties affects the voltage drop along a cable

Area and type of insulation

Resistivity and density

Resistivity and length

Area and tensile strength

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