Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Engineering Science

Total questions: 15

Worksheet time: 30mins

Name
Class
Date
1.

The unit of resistance is....

a)

Volts

b)

Siemens

c)

Ohms

d)

Amps

2.

What is 50ohms in parallel with 50ohms?

a)

100

b)

25

c)

50

d)

20

3.

What is 125ohms in series with 12.5ohms?

a)

138.5

b)

137.5

c)

137

d)

125

4.

100milli ohms is equivalent to...

a)

100000 micro

b)

1000 micro

c)

0.1 micro

d)

0.1

5.

3.750k ohms is the same as...

a)

3750 ohms

b)

37.5 ohms

c)

375.0 ohms

6.

You measure voltage..

a)

Through a resistor

b)

Across a resistor

c)

Around a resistor

d)

On a resistor

7.

You measure current..

a)

Across a resistor

b)

Through a resistor

c)

Over a resistor

d)

In a resistor

8.

Calculate the resonant frequency of the series circuit.

R=33ohms

C=200micro henries

L=100micro farads

a)

1123hz

b)

1.125khz

c)

112hz

d)

112.5hz

9.

Calculate the resonant frequency of the series circuit.

R=33ohms

C=200milli henries

L=100nano farads

a)

1123hz

b)

1.125khz

c)

112hz

d)

112.5hz

10.

Calculate the reactance of the following coil.

R=123ohms

L=478milli henries

At 1.25kilo hertz

a)

3750 hertz

b)

3.754 kilo ohms

c)

237 hertz

d)

2.37M ohms

11.

Calculate the reactance of the following capacitor

R=123ohms

C=1.5micro farads

At 0.05mega hertz

a)

2 ohms

b)

2.122 ohms

c)

21.22 ohms

d)

2.37M hertz

12.

As light level increases, an LDR capacitance increases.

a)

True

b)

False

13.

A some wave of 32sin(234) has an amplitude of..

a)

32

b)

234

c)

234*pi

d)

32*pi

14.

A sine wave with a period of 23milli seconds has a frequency of..

a)

0.04347 kilo hertz

b)

434.7 hertz

c)

43.7 hertz

d)

43.47 hertz

15.

How many pieces are in a Lego model of Olaf from frozen?

a)

122

b)

134

c)

50

d)

75