wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

MiO STEM Class - 3

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Potentiometer is also called a?

a)

Bridge divider

b)

Variable resistor

c)

Variable Capacitor

d)

Variable Container

2.

A buzzer consists of a?

a)

Mic

b)

Coil

c)

Piezo

d)

Magnet

3.

If you put force of a piezo, you get:

a)

Sound

b)

Electricity

c)

Light

d)

Water

4.

LDR Stands for?

a)

Light Dipping Resistor

b)

Light Dyed Resistance

c)

Light Dependent Resistor

d)

Light Desk Reader

5.

When light is maximum, resistance of an LDR is?

a)

Minimum

b)

Does not change

c)

Maximum

d)

None of the above

6.

Capacitors are used to?

a)

Store charge

b)

Give sound

c)

Give light

d)

Measure temperature

7.

Which of these capacitors has a fixed polarity?

a)

Electrolytic

b)

Ceramic

8.

What is used to control the direction of current

(a)  

9.

Sensors are not used to:

a)

Detect sound

b)

Detect light

c)

To give light

d)

Detect moisture

10.

RTD stands for?

a)

Rice Temperature Device

b)

Road Tempting Damager

c)

Resistance Toxicity Detector

d)

Resistance Temperature Detector