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Worksheets

Class - 33

Total questions: 11

Worksheet time: 8mins

Name
Class
Date
1.

Student's Name

4 lines
2.

Diodes are made up of which kind of material

a)

Semiconductors

b)

Conductors 

c)

Insulators 

d)

None of these

3.

A diode is a one way valve for flow of electricity 

a)

False

b)

True

4.

 In which of the following Seven segment displays is used ?

a)
b)
c)
d)

All of these

5.

The diode is in the forward bias when 

a)

p region is connected to -ve and n region to -ve of battery

b)

p region is connected to +ve and n region to -ve of battery

c)

p region is connected to +ve and n region to +ve of battery

d)

p region is connected to -ve and n region to +ve of battery

6.

When the com pin is connected to the negative line and any other segment is connected to positive line of breadboard ,  it’ll

a)

Stop glowing

b)

Glow will less brightness

c)

Start glowing

d)

Nothing will happen to it

7.

The function of connecting the resistor in the circuit is to increase the amount of current going to the 7 segment display.

a)

False

b)

True 

8.

What will happen if we connect pins 6 and 10  of the Seven segment display to the positive line (5V) of the breadboard.

a)

Segment b and a will glow

b)

Segment b and g will glow

c)

Segment g and f will glow

d)

Segment e and f will glow 

9.

 The function of this command is to

a)

Generate random numbers between 1 and 6

b)

Generate numbers from 1 to 6 in ascending order

c)

Generate numbers from 1 to 6 in descending order

d)

None of these

10.

Seven segment display is named so because 

a)

It has 7 segments on it

b)

It can display only number 7 on it

c)

It can display the numbers till 7 only

d)

None of the above

11.

Where should the COM pin of the display be connected  ?

a)

Positive line

b)

d30

c)

h10

d)

Negative line