CHNM_RESISTORS, INDUCTOR

Created on April 18, 2021

Introduction to Resistors

CHNM : RESISTORS, INDUCTOR

ITI CHNM Mock Test

RESISTORS, INDUCTOR

1 / 56

Category: Introduction to Resistors

Which of the following is generally used to made a voltage dependent resistor?

Silicon Carbide

Silicon

Carbon

phosphorus.

2 / 56

Category: Introduction to Resistors

Restricting or reducing the flow of electric current to certain level is called___

Resistance

Inductance

Voltage

Power

3 / 56

Category: Introduction to Resistors

A light dependent resistors is basically a

Power resistor

Non Metallic resistors

Carbon Resistors

Variable resistor

4 / 56

Category: Introduction to Inductor and Inductance

The ability of a material to concentrate magnetic flex is called _____

Durability

Back emf

Ohm

Permeability

5 / 56

Category: Introduction to Resistors

If you increase the size of the resistor and keep the voltage the same, what will happen to the current?

The current will decrease

The current will increase

The current will stay the same

None of the above

6 / 56

Category: Introduction to Inductor and Inductance

In a Transformer the energy is transferred from primary to secondary ____

Through cooling coil

Through air

By the flux

None of the above

7 / 56

Category: Introduction to Resistors

The basic laws for analyzing an electric circuit are :-

Ohms Law

Newtons laws

Kirchhoff’s laws

Faradays laws

8 / 56

Category: Introduction to Inductor and Inductance

Which of the following does not change in a Transformer?

Current

Voltage

Frequency

All of these

9 / 56

Category: Introduction to Resistors

A PCB is used in____

Consumer electronics

Measuring and testing device

Storage device

All of these

10 / 56

Category: Introduction to Resistors

In which side of the PCB the components are mounted?

Copper side

Solder side

Track Side

Component Side

11 / 56

Category: Introduction to Inductor and Inductance

A transformer core is laminated to ___

Reduce hysteresis

Reduce eddy current loss

Reduce copper loss

Reduce all above losses

12 / 56

Category: Introduction to Resistors

_________is a type of resistor in which the resistance decreases when the intensity of applied light increases.

Photoresistor

Thermister

Thin Film resistor

None of the above

13 / 56

Category: Introduction to Inductor and Inductance

In a Transformer the energy is transferred from primary to secondary ____

Through cooling coil

Through air

By the flux

None of the above

14 / 56

Category: Introduction to Resistors

KCL is applicable to only _______

Closed loops in a network

Electronic Circuits

Junctions in a Network

Electric Circuits

15 / 56

Category: Introduction to Resistors

The flux suitable for Copper is____

Zinc Chloride

Stearin

Both zinc Chloride and Stearin

Ammonium Chloride

16 / 56

Category: Introduction to Resistors

Kirchhoff First Law that is sum of current equal to zero at a junction, deals with the conservation of___

Charge

Energy

Momentum

Angular momentum

17 / 56

Category: Introduction to Resistors

What is the basic unit used to measure the resistance of a resistor?

Volt

Watt

Power

Ohm

18 / 56

Category: Introduction to Resistors

Which is the most cost efficient connection?

Series

Parallel

Either series or parallel

Neither series nor parallel

19 / 56

Category: Introduction to Resistors

The melting range of solder is_____

96° C - 225° C

100° C - 225° C

110° C - 290° C

None of the above

20 / 56

Category: Introduction to Resistors

Voltage dependent Resistors are used as ___

Current stabilizers

Heating elements

Inductive circuits

Suppress charges

21 / 56

Category: Introduction to Resistors

With Ohm's law, if voltage increases and resistance stays the same:

current remains the same

current increases

resistance decreases

power decreases

22 / 56

Category: Introduction to Resistors

According to KVL the algebraic sum of voltages around any closed path in a network is equal to ____________

Infinity

0

1

None of the above

23 / 56

Category: Introduction to Resistors

Which type of substance is used in the base manufacturing of a Printed Circuit Board

Insulator

Conductor

Semi Conductor

None of the above

24 / 56

Category: Introduction to Inductor and Inductance

From which material core of the transformer is constructor?

A silicon iron steel

Mild steel iron

Carbon steel iron

Pig Iron steel

25 / 56

Category: Introduction to Resistors

______ type of resistor in which the resistance changes rapidly with small change in temperature.

Photo Resistor

Thin film resistor

Rheostats

Thermistor

26 / 56

Category: Introduction to Inductor and Inductance

The unit of inductance is ____

Ohm

Farad

Ampere

Henry

27 / 56

Category: Introduction to Resistors

What does the letter 'I' stand for in Ohm's Law?

Resistance

Voltage

Current

Power

28 / 56

Category: Introduction to Resistors

Solder wire is a special mixture of different metals in different rations. Which metals are used for making solder?

Lead and tin

Copper and Lead

Tin and Copper

Lead and Aluminium

29 / 56

Category: Introduction to Inductor and Inductance

___ store energy in the form of magnetic field ?

Capacitor

Resistor

Inductor

None of these

30 / 56

Category: Introduction to Resistors

In NTC thermistor on increasing temperature, the resistance

Increases

Decreases

First increases then decreases

None of the above

31 / 56

Category: Introduction to Inductor and Inductance

The unit of inductance is ____

Ohm

Farad

Ampere

Henry

32 / 56

Category: Introduction to Resistors

The tip used in PCB soldering is ___

Bevel

Pyramid

Conical

Chisel

33 / 56

Category: Introduction to Resistors

Batteries are generally connected in______

Parallel

Series

Either series or parallel

Neither series nor parallel

34 / 56

Category: Introduction to Resistors

If there are 10 Volts across a 5 Ohm resistor, what is the current?

0.5 Amps

2 Amps

10 Amps

12 Amps

35 / 56

Category: Introduction to Resistors

What is the nominal resistance of a resistor with color code brown-green-black-silver?

25 Ω

1500 Ω

150 Ω

15 Ω

36 / 56

Category: Introduction to Inductor and Inductance

Transformer is working in the principle of ______

Self Inductance

Mutal Induction

Eddy Current

None of these

37 / 56

Category: Introduction to Resistors

Identify the resistors in SERIES.

R2-R4

R2-R3

R3-R4

None of the above

38 / 56

Category: Introduction to Resistors

Ohm's law is not:

V = IR

I = V/R

R = IV

R = V/I

39 / 56

Category: Introduction to Inductor and Inductance

If the two winding transformer the load side is know as _____

Primary

Secondary

Low voltage

High voltage

40 / 56

Category: Introduction to Inductor and Inductance

The input side of the single phase transformer is called as

Secondary side

Primary side

High voltage side

Low voltage side

41 / 56

Category: Introduction to Resistors

In a ____________ circuit, the total resistance is smaller than the smallest resistance in the circuit.

Series

Parallel

Either series or parallel

Neither series nor parallel

42 / 56

Category: Introduction to Resistors

The melting range of solder is_____

96° C - 225° C

100° C - 225° C

110° C - 290° C

None of the above

43 / 56

Category: Introduction to Inductor and Inductance

The transformer rating are usually expressed in terms of :

Volt

Ampere

KW

KVA

44 / 56

Category: Introduction to Resistors

Two types of thermistors are___ and _______

PTC & NTC

PTP & NTP

PPP & NPP

None of the above

45 / 56

Category: Introduction to Resistors

_________is a fixed resistor which reduces the flow of electric current by using its resistive element.

Fixed Resistor

Thin Film Resistor

Carbon composition resistor

None of the above

46 / 56

Category: Introduction to Resistors

Kirchhoff's 2nd law is consequence of law of conservation of____

Energy

Charge

Power

47 / 56

Category: Introduction to Resistors

Rheostat is a _____ type of resistor.

variable resistors

Fixed Resistor

Protective resistor

None of the above

48 / 56

Category: Introduction to Resistors

________is a type of resistor in which metal wires are used to reduce the flow of electric current

Wire wound resistor

Thin film resistors

Carbon resistor

None of the above

49 / 56

Category: Introduction to Inductor and Inductance

In Self Inductance induced voltage is called ___

Back emf

Forward emf

force

None of the above

50 / 56

Category: Introduction to Inductor and Inductance

Unit of Magnetic flux is:

Ampere - Turn

Wever

Coulomb

Coulomb / meter squire

51 / 56

Category: Introduction to Resistors

What is the color code for a 560 kΩ resistor with 10% tolerance?

blue-green-orange-silver

green-blue-yellow-silver

blue-violet-yellow-silver

green-blue-orange-silver

52 / 56

Category: Introduction to Resistors

In a _________ circuit, the total resistance is greater than the largest resistance in the circuit.

Series

Parallel

Either series or parallel

Neither series nor parallel

53 / 56

Category: Introduction to Resistors

Potentiometer is a ____ type of resistor ?

Fixed Resistor

Power Resistor

variable resistors

None of the above

54 / 56

Category: Introduction to Resistors

The purpose of using flux in soldering is to.......

Increase fluidity of solder metal

Feel up gaps left in a bad joint

Carbon steel

Prevent oxides forming

55 / 56

Category: Introduction to Inductor and Inductance

In the below figure which type of Inductor is mensioned.

Air Core inductor

Iron inductor

Ferrite Core Inductor

Variable core inductor

56 / 56

Category: Introduction to Resistors

How is a 3.9 k

resistor color-coded?

red, green, orange, silver

orange, white, red, gold

orange, green, orange, silver

red, white, red, gold

Your score is

The average score is 35%

0%

CHNM_RESISTORS, INDUCTOR

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