Quiz about Chapter 7 Magnetism and Electricity

Question 1

The study of electric charges that are not moving..........

Accepted Answer

Electrostatics

Answer

Electroscope

Answer

Static electric

Answer

Electronics

Question 2

Like charges repel whereby unlike charges attract.

Accepted Answer

True

Answer

False

Question 3

Positive charge is imported by ...............

Accepted Answer

proton

Answer

electron

Answer

neutron

Question 4

Electron is .........charged.

Accepted Answer

negatively

Answer

positively

Answer

neutrally

Question 5

Electric charges are produced when two different types of insulators are rubbed together.

Accepted Answer

True

Answer

False

Question 6

When two objects are rubbed together, .......... are transferred.

Accepted Answer

Electrons

Answer

Protons

Answer

Charges

Answer

Neutrons

Question 7

Only the electron or the negative charge can move from one object to another when rubbed.

Accepted Answer

True

Answer

False

Question 8

The car is one of the safest places for shelter during lightning.

Accepted Answer

True

Answer

False

Question 9

Electric charges can be detected by............

Accepted Answer

Electroscope

Answer

Stethoscope

Answer

Van de Graaf generator

Answer

Microscope

Question 10

When the charged object is brought close to the copper plate of the electroscope, the gold leaf would rise.

Accepted Answer

True

Answer

False

Question 11

Which is NOT an example of a phenomenon in our daily life that is related to static.

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 12

Fixed on buildings enable the electrons to flow to the Earth without causing any damage to the buildings

Accepted Answer

Lightning conductors

Answer

Metal chains

Answer

Lightning chains

Answer

Faraday cages

Question 13

Name the apparatus above.

Accepted Answer

Electroscope

Answer

Faraday Cage

Answer

Van de Graaf generator

Question 14

What is the S.I. unit for energy?

Accepted Answer

joule, J

Answer

joule, j

Answer

watt, W

Answer

hertz, Hz

Question 15

Energy that is stored in a spring ..................

Accepted Answer

Elastic potential energy

Answer

Kinetic energy

Answer

Gravitational potential energy

Answer

Spring energy

Question 16

Choose a CORRECT statement for energy

Accepted Answer

can change from one form to another

Answer

can be created

Answer

can be destroyed

Question 17

What is the reading of the ammeter?

Accepted Answer

0.02A

Answer

0.2A

Answer

2.0A

Question 18

The strength of the electromagnet depends on the

Accepted Answer

Magnitude of the current

Accepted Answer

Number of turns of the coil

Answer

Temperature

Question 19

What is the effective resistance for the circuit above?

Accepted Answer

6 $$\Omega$$

Answer

3 $$\Omega$$

Answer

4 $$\Omega$$

Answer

5 $$\Omega$$

Question 20

What is the effective resistance for the circuit above?

Accepted Answer

0.8 $$\Omega$$

Answer

$$0.6\ \Omega$$

Answer

1.0 $$\Omega$$

Answer

1.2 $$\Omega$$

Question 21

What happened to the nail when it is connected to the dry cell?

Accepted Answer

Becomes a temporary magnet

Answer

No change

Answer

Becomes a permanent magnet

Question 22

Which graph depicts the Ohm's law?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Question 23

What are the polarity for X and Y?

Accepted Answer

X- North, Y - North

Answer

X - North, Y - South

Answer

X - South, Y - North

Answer

X - South, Y - South

Question 24

The pointer of the compass M shows...

Accepted Answer

$$\longleftarrow$$

Answer

$$\longrightarrow$$

Answer

$$\uparrow$$

Question 25

Which pattern of the magnetic field produced is CORRECT?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Question 26

Choose the correct way to connect an ammter and a voltmeter in an electric circuit.

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Question 27

What will happen to bulb Q if bulb P spoils?

Accepted Answer

Lighted

Answer

Not lighted

Question 28

What will happen to B2 if B1 spoils?

Accepted Answer

Not lighted

Answer

Lighted

Question 29

If all the dry cells are identical, which bulb will be the BRIGHTEST?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Question 30

The diagram shows

Accepted Answer

Series circuit

Answer

Parallel circuit

Chapter 7 Magnetism and Electricity

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