QUIZ TIME
5. What is the measuring unit of parameter “POWER”?
A) W
B) Z
C) Hz
D)R
6. Which of the following information is FALSE?
1. Which of the following methods is not for electrics circuits?
A) Point-to-point technology B) Surface-mount technology
C)Through-hole technology
D) X-Ray technology
I. Through-hole technology became popular in the
late 1980’s.
2. Which component is TDA 2004 Amplifier?
II. The symbol of current is ampere.
III. Microphone is a component of amplifier.
A)
IV. George Simon Ohm was interested in electric
current in the past.
B)
A) I
C)
D)
3. It is an electronical device and keeps TDA 2004 on PCB cold.
What is it?
A) Transistor
C)Cooler
B) Capacitor
D) Input Channel
4. ………………………. is a Scottish inventor and the watt was
named after him.
A) George Simon Ohm
B) James Watt
C)Alessandro Volta
B) I and II C) IV
D) III
b. 7. How is an electrical device having a resistance of 5 ohms
formulated?
c.
d.
A) R= 5
C) V= 5
D) I= 5
8. How many electrons are there in one coulomb?
e. A) 6.24*1018
f.
B) R= 50
B) 5.15*1012
C) 2.12*510
D) 3.31*52
9. Which of the following formula does Ohm’s Law represent?
g. A)
B)
C) P= I*V
D) R=
D) Andre Marie Ampere
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