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Worksheets

Tecnologia

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

What is the Ohm's law?

a)

R x V : I

b)

I x R, V : I, V : R

c)

V x R, I : V

d)

O + A x I

2.

What is an ameter for?

a)

For measuring the resistance of a bulb

b)

It's a toy

c)

Measuring volts in a light bulb

d)

Measuring either direct or alternating electric current

3.

What is a voltmeter for?

a)

For measuring the resistance of a light bulb

b)

Measuring electrical potential difference between two points in an electric circuit

c)

Measuring current in a circuit

d)

It's a toy

4.

If a lightbulb blows in a parallel circuit, what happens?

a)

The voltage drop is 6.0 V across each bulb and they all glow

b)

That we have to run

c)

That the bulb had lot's of resistance

d)

Nothing of above it's another reason not specified in the others

5.

What happens if a lightbulb blows in a series circuit?

a)

It destroys the switch and the battery

b)

I don't know

c)

That the other light bulb still worcks the same because it has another cable completely different crossing on it

d)

The power supply to all other bulbs is cut off

6.

What is a volt?

a)

What is a volt?

b)

Is the derived unit of the International System for electric potential, electromotive force and electric voltage

c)

Is the charge of the bulb it also shows the bulb's resistence

d)

Other

7.

What Is the total current in a Series Circuit?

a)

It's 4.9 ametres.

b)

The current is the same magnitude at any point in the circuit

c)

The current of a series circuit is 5.6 volts

d)

This is the correct answer

8.

What is the function of a Switch in a parallel electrical circuit?

a)

Switches are to charge a circuit

b)

I don't know

c)

Switches are often used when you want the convenience of controlling a circuit from two different locations.

d)

Switches are very important without one electrons can't flow

9.

What is a series circuit?

a)

All components share the same Voltage

b)

There is only one path for current to flow

c)

The series circuit has much more volts than paralel circuits

d)

It's hard

10.

What is a characteristic of the paralel circuit?

a)

There is only one path for current to flow

b)

All components share the same Voltage

c)

I don't know

d)

It has less voltge than series circuit