Periodical Exam

Question 1

It restricts or limits the flow of current through it.

Answer 1

Resistor

Question 2

The value of resistance is fixed

Answer 2

Fixed resistor

Question 3

It has the value of resistance as a color code

Answer 3

Carbon Composition or Carbon Resistors

Question 4

It is applicable when a more accurate value or high tolerance is required

Answer 4

Film-type resistor

Question 5

Types of film-type resistor

Answer 5

Carbon-film and metal-film resistors

Question 6

The value of resistance is indicated through numerical code

Answer 6

Surface Mount Resistors

Question 7

It is a wire-wound resistor made to burn up easily when the power rating is exceeded

Answer 7

Fusable Resistor

Question 8

The terminal resistance varies

Answer 8

Variable Resistor

Question 9

Silver (Third Band)

Answer 9

10^-2

Question 10

Gold (Third Band)

Answer 10

10^-1

Question 11

Black

Answer 11

0

Question 12

Brown

Answer 12

1

Question 13

Red

Answer 13

2

Question 14

Orange

Answer 14

3

Question 15

Yellow

Answer 15

4

Question 16

Green

Answer 16

5

Question 17

Blue

Answer 17

6

Question 18

Violet

Answer 18

7

Question 19

Gray

Answer 19

8

Question 20

White

Answer 20

9

Question 21

Gold (Fourth Band)

Answer 21

5%

Question 22

Silver (Fourth Band)

Answer 22

10%

Question 23

No-band

Answer 23

20%

Question 24

Brown (Fifth Band)

Answer 24

2%

Question 25

Red (Fifth Band)

Answer 25

1%

Question 26

Green (Fifth Band)

Answer 26

0.5%

Question 27

Blue (Fifth Band)

Answer 27

0.25%

Question 28

Violet (Fifth Band)

Answer 28

0.1%

Question 29

It is a two or three terminal device used as a variable resistor

Answer 29

Rheostat

Question 30

Three-terminal device used for controlling potential devices

Answer 30

Potentiometer

Question 31

It opens (off) and closes (on) the circuit

Answer 31

Switch

Question 32

It serves as the source of current

Answer 32

Battery

Question 33

It restricts the flow of charge

Answer 33

Resistor

Question 34

It is the one that harness and utilizes energy

Answer 34

Load

Question 35

It serves as the conductor and allows the circulation of current

Answer 35

Wire

Question 36

These are material that obeys Ohm’s Law

Answer 36

Ohmic Materials

Question 37

These are materials that do not obey Ohm’s Law

Answer 37

Non-ohmic Materials

Question 38

What is the relationship between the total and individual current in a series circuit?

Answer 38

They are the same

Question 39

What is the relationship between the total and individual resistance in a series circuit?

Answer 39

Equivalent Resistance is equal to the sum of each individual resistors

Question 40

What is the relationship between the total and individual voltage in a series circuit?

Answer 40

Equivalent voltage is equal to the sum of each individual voltage across the circuit

Question 41

What is the other name for series circuit?

Answer 41

Voltage divider

Question 42

What is the relationship of current and voltage according to Ohm’s Law

Answer 42

They are directly proportional to each other

Question 43

What is the relationship between the total and individual voltage in a parallel circuit?

Answer 43

Total and individual voltage are equal to each other

Question 44

What is the relationship between the total and individual current in a parallel circuit?

Answer 44

Equivalent current is equal to the sum of each individual current through the circuit

Question 45

What is the formula that you should use if the value of resistance are the same?

Answer 45

Req = R/n

Question 46

What is the formula that you should use if there are two resistors in a parallel circuit?

Answer 46

Req = (R1)(R2)/R1 + R2