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Authored by natapatm9.1 apple_user

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30 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 3 pts

The value B is ?

lb/le

le/lc

lc/lb

2.

MULTIPLE CHOICE QUESTION

45 sec • 3 pts

What about transistor is true?

Ib=lc+le

lc=le+lb

le=lb+lc

3.

MULTIPLE CHOICE QUESTION

45 sec • 3 pts

What about transistor is true?

base collector reverse bias+base emitter is forward bias

base collector is forward bias+base emitter is reverse bias

Both base collector and base emitter is reverse Bias

Both base collector and base emitter is forward Bias

4.

MULTIPLE CHOICE QUESTION

45 sec • 3 pts

Media Image

What type of diode

LED

Laser diode

zener diode

zigzag Diode

5.

MULTIPLE CHOICE QUESTION

45 sec • 3 pts

What is true about LED?

1.light when current flow in forward bias

2.light when current flow in reverse bias

3.color depends on on dopant

4.no light reverse bias

5.brightness and color depend on dopant material

1,2,3

1,3,4

1,3,5

2,4,5

6.

MULTIPLE CHOICE QUESTION

30 sec • 3 pts

Media Image

According to diagram what diode work on positive cycle?

D1,D2

D3,D4

D2,D3

7.

MULTIPLE CHOICE QUESTION

30 sec • 3 pts

Media Image

LED photo what is true

Flat side is anode

anode and cathode together

flat side is cathode

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