01) Resistor is an _________________ component/device.

Answer:   Passive

02) Resistors are generally available in the maximum value of ______________ohm.

Answer:   Mega (M Ω)

03) What is the Power Dissipation formulae?

Answer:   P = V×I, P = V^2 / R, P = I^2 × R

04) Most common type of Resistor is _________________________.

Answer:   Carbon Resistor

05) Wire Wound Resistors are usually used (Applications) for _________________________.

Answer:   High Current, Low Resistance, Desired (Appreciable) Power

06) Wire Wound Resistor is only used for _________________________.

Answer:   Low Frequency

07) At High Frequency, Wire Wound Resistor Acts As _________________________.

Answer:   Inductor

08) Carbon Composition Resistors are most popular because ______________________.

Answer:   Small Size

09) The Resistance of a Carbon Composition Resistor is depends of______________.

Answer:   Ratio of Powders (Carbon & Ceramic)

10) Carbon Composition Resistors generally used for _____________________.

Answer:   Surge Protection, Voltage Pulse Reduction

11) The applications of carbon composition resistors are _______________.

Answer:   Power Supplies, Welding Controls

12) Advantages of carbon composition resistor are ___________________.

Answer:   Small Size, Low Cost, Withstand at high energy pulses

13) The value of Carbon Composition Resistor could be changed by ____________

Answer:   If not in use for a year (5%), Soldering (Heat) – 3 %, Operate at 70°C Temperature (15%)

14) Disadvantages of carbon composition resistor are ___________________.

Answer:   Instability of Resistance Value, High Temperature Coefficient, High Noise

15) The type of Film Resistors are _________________.

Answer:   Carbon Film, Metal Film Resistor

16) Advantages of Carbon Film Resistors are____________________.

Answer:   Low Noise, Temperature Stability, Precise Resistance

17) SMD Stands for ____________________________.

Answer:   Service Mount Device

18) SMT Stands for ____________________________.

Answer:   Service Mount Technology

19) Advantages of Surface-Mount (SMD) Resistors are____________________.

Answer:   Small in Size (Space Saving), Low Price, More efficient

20) A thermistor changes the value of resistance by Changing in operating _________.

Answer:   Temperature

21) When the resistance increase due to increasing of operating temperature called_____.

Answer:   Positive Temperature Coefficient (PTC)

22) When the resistance decreases due to increasing of operating temperature called_____.

Answer:   Negative Temperature Coefficient (NTC)

23) The word “ Thermistor” is derived from _______________________.

Answer:   Thermal, Resistance

24) The _____________ of a resistor is determined mainly by its physical size.

Answer:   Power

25) There are two main characteristics of a resistor are _______________________.

Answer:   Resistance and Power

26) Does Resistor dissipate power? True/false

Answer:   True

27) The power rating of a resistor should be ____________ than from actual power dissipation (Waste) as heat for the reason of Safety factor (Burning).

Answer:   More

28) Resistors are ________________ devices.

Answer:   Non-Polarity

29) What happens with the requirement of Power rating when the resistance increases ?

Answer:   Lower Power Rating

30) Power Rating is ___________________ proportional to the Resistance ® of a Resistor

Answer:   In-Directly

31) Power Rating and Physical Size of Resistor is ______________________ proportional.

Answer:   Directly

32) How the wire wound resistors are made by _______________________________..

Answer:   Metal Wire (Nichrome, Tungsten and Manganin) wrapped around Insulating Core (Plastic, Ceramic, or Fiberglass, Procelein, Pressed Paper, Cement)

33) How the Carbon Composition Resistors are made (Construction) by ____________.

Answer:    Carbon/Graphite Powder with Insulating Material (Ceramic / Resin) to bond the Mixer

34) The more precise value of Resistor will be ____________________

Answer:   Meta Film Resistor

35) Meta Film Resistors are always coated with Lacquer that protects_____________

Answer:   Electrically, Mechanically, Climate (Temperature/Humidity)

36) Fusible Resistor plays important roles ______________

Answer:   Resistor, Fuse, Thermostat

37) Fusible Resistor are used (Applications) in ______________.

Answer:   Low Power, Low Surge

38) The statement which correctly represents Ohm’s law _____________.

Answer:   V = IR

39) A 10 ohms resistor is powered by a 5-V battery. The current flowing through the source is ___________.

Answer:    2 A

40) If V = 50 V and I = 5 A, then R = ___

Answer:   10 Ω

41) Unit of voltage is

Answer:   Volt

42) Unit of current is

Answer:    Ampere

43) Unit of power is

Answer:   Watt

44) Unit of resistance is

Answer:    Ohms

45) If V = 10 V and R = 15 kΩ, then I = ___?

Answer:   0.666 mA, 666 µA

46) If I = 5 A and R = 10 Ω, then P = ___?

Answer:   250 watt

47) A part of an electric circuit which is used to limit the amount of electric current flowing through the circuit is known as

Answer:   diode

48) The resistors that have set resistance, are known as

Answer:   fixed resistors

49) The volume control regulator in a CD receiver, radio and amplifier also use

Answer:   variable resistor

50) For the current to flow, each resistor in parallel circuit provides

Answer:   alternate route