37 + Mcqs in Electric Circuits and Fields Page 1 McqOptions

1.	__________ are difficult to measure using Wheatstone bridge.
A.	Higher resistances
B.	Currents
C.	Lower resistances
D.	Voltages
Answer» D. Voltages

Discussion

2.	A Wheatstone bridge is balanced when the galvanometer shows __________ reading.
A.	0A
B.	1A
C.	Infinity
D.	-1A
Answer» B. 1A

Discussion

3.	The star and delta networks would be electrically equal if resistances measured between any pair of terminals __________
A.	Is different
B.	Greater in star
C.	Greater in delta
D.	Is equal
Answer» E.

Discussion

4.	The other name for Delta connection is ___________
A.	Star connection
B.	Pi connection
C.	T connection
D.	Y connection
Answer» C. T connection

Discussion

5.	If P/Q=1, unknown resistance S=1000Ω and R could be varied from 0 to 100Ω then the bridge could be ___________
A.	A balanced circuit
B.	A rectified circuit
C.	An unbalanced circuit
D.	An identical circuit
Answer» D. An identical circuit

Discussion

6.	The Wheatstone Bridge is mainly used to measure ______________
A.	Currents
B.	Voltages
C.	Node potentials
D.	Resistances
Answer» E.

Discussion

7.	A 122mv, 12mA d’Arsonval movement is to be used in voltmeter whose full scale reading is 120v. The resistance inserted by 120v _____________
A.	1200Ω
B.	12000Ω
C.	1000Ω
D.	10,000Ω
Answer» E.

Discussion

8.	A 100mv, 5mA d’Arsonval movement is to be used in an ammeter whose full-scale reading is 1A. Calculate RA.
A.	0.7 ohms
B.	0.5 ohms
C.	0.1 ohms
D.	0.2 ohms
Answer» D. 0.2 ohms

Discussion

9.	An ideal ammeter functions as __________ circuit
A.	A short
B.	An open
C.	A power
D.	An infinite
Answer» B. An open

Discussion

10.	An ideal voltmeter functions as __________ circuit
A.	A short
B.	An open
C.	A power
D.	An infinite
Answer» C. A power

Discussion

11.	Digital meters are preferable than analog meters.
A.	True
B.	False
Answer» B. False

Discussion

12.	Continuous voltages (or) current signals are measured using
A.	Tachometers
B.	Sonometers
C.	Analog meters
D.	Digital meters
Answer» E.

Discussion

13.	An ideal voltmeter has ___________ equivalent resistance and ideal ammeter has ___________ equivalent resistance.
A.	Unity, Unity
B.	Zero, infinite
C.	Infinite, Zero
D.	Zero, Zero
Answer» D. Zero, Zero

Discussion

14.	____________ helps in current measurement by placing it in ____________ with the circuit element.
A.	Voltameter, Parallel
B.	Ammeter, series
C.	Voltmeter, series
D.	Ammeter, parallel
Answer» C. Voltmeter, series

Discussion

15.	Why is current division necessary?
A.	In series current is the same
B.	In parallel current differs
C.	Because the voltage is also different
D.	Because of Kirchhoff’s laws.
Answer» C. Because the voltage is also different

Discussion

16.	Where current division problem arises
A.	Series connected resistors
B.	Series connected resistors
C.	When resistors are equal
D.	Both series and parallel resistors.
Answer» C. When resistors are equal

Discussion

17.	Where voltage division problem arises
A.	Series connected resistors
B.	Parallel connected resistors
C.	When resistors are equal
D.	Both series and parallel resistors.
Answer» B. Parallel connected resistors

Discussion

18.	The analysis of a circuit containing dependent sources can be done using nodal and mesh analysis.
A.	True
B.	False
Answer» B. False

Discussion

19.	In an ICVS which is the controlled source and which one is the dependent source?
A.	V-controller, I-dependent
B.	V-dependent, I-controller
C.	Both V and I are controllers
D.	Both V and I are dependent
Answer» C. Both V and I are controllers

Discussion

20.	In a VCIS which is the controlled source and which one is the dependent source?
A.	V-contorller, I-dependent
B.	V-dependent, I-controller
C.	Both V and I are controllers
D.	Both V and I are dependent
Answer» B. V-dependent, I-controller

Discussion

21.	n case of a dependent voltage/current source, the value of this voltage/current source depends on _________
A.	Voltage/current sources of an external circuit
B.	Voltage/current source present somewhere in the circuit
C.	Only on voltage sources
D.	Only on current sources
Answer» C. Only on voltage sources

Discussion

22.	Dependent sources are _____________ types.
A.	3
B.	2
C.	4
D.	1
Answer» D. 1

Discussion

23.	A junction whell two (or) more than two network elements meet is known as a ______________
A.	Node
B.	Branch
C.	Loop
D.	Mesh
Answer» B. Branch

Discussion

24.	The basic laws for analyzing an electric circuit are :-
A.	Einstein’s theory
B.	Newtons laws
C.	Kirchhoff’s laws
D.	Faradays laws
Answer» D. Faradays laws

Discussion

25.	All _____________ are loops but _______________ are not meshes
A.	Loops, Meshes
B.	Meshes, loops
C.	Branches, loops
D.	Nodes, Branches
Answer» C. Branches, loops

Discussion

26.	KCL is based on the fact that
A.	There is a possibility for a node to store energy.
B.	There cannot be an accumulation of charge at a node
C.	Charge accumulation is possible at node
D.	Charge accumulation may or may not be possible
Answer» C. Charge accumulation is possible at node

Discussion

27.	The current passing through a circuit is 7.2A and the power at the terminals is 27 watts. Existence is ___________ ohms.
A.	0.5402
B.	0.5208
C.	0.5972
D.	0.5792
Answer» C. 0.5972

Discussion

28.	The opposing capacity of materials against the current flow is
A.	Conductance
B.	Inductance
C.	Susceptance
D.	Resistance
Answer» E.

Discussion

29.	Controlled sources are also known as
A.	Independent sources
B.	Dependent sources
C.	Ideal sources
D.	Voltage sources
Answer» B. Dependent sources

Discussion

30.	The symbol used for representing Independent sources
A.	Diamond
B.	Square
C.	Circle
D.	Triangle
Answer» D. Triangle

Discussion

31.	‘Positive Power’ meaning ___________
A.	Power is being delivered to circuit
B.	Power is being extracted from circui
C.	No power supply
D.	Input and output powers are equal
Answer» B. Power is being extracted from circui

Discussion

32.	The energy per unit charge is
A.	Voltage
B.	Power
C.	Current
D.	Work
Answer» B. Power

Discussion

33.	Separation of charge creates
A.	Current
B.	Voltage
C.	Resistance
D.	Friction
Answer» C. Resistance

Discussion

34.	Charge is
A.	Unipolar
B.	Bipolar
C.	Tripolar
D.	Non – Polar in nature
Answer» C. Tripolar

Discussion

35.	Which of the following is a correct relation?
A.	Giga>Mega>Tera
B.	Mega>Tera>Giga
C.	Tera>Mega>Giga
D.	Tera>Giga>Mega
Answer» E.

Discussion

36.	The basic unit for luminous intensity is
A.	Ampere
B.	Candela
C.	Coulomb
D.	Radian
Answer» C. Coulomb

Discussion

37.	Which of the following is a defined quantity?
A.	Pressure
B.	Polarity
C.	Money
D.	Length
Answer» E.

Discussion

Explore topic-wise MCQs in ENGINEERING SERVICES EXAMINATION (ESE).

__________ are difficult to measure using Wheatstone bridge.

A Wheatstone bridge is balanced when the galvanometer shows __________ reading.

The star and delta networks would be electrically equal if resistances measured between any pair of terminals __________

The other name for Delta connection is ___________

If P/Q=1, unknown resistance S=1000Ω and R could be varied from 0 to 100Ω then the bridge could be ___________

The Wheatstone Bridge is mainly used to measure ______________

A 122mv, 12mA d’Arsonval movement is to be used in voltmeter whose full scale reading is 120v. The resistance inserted by 120v _____________

A 100mv, 5mA d’Arsonval movement is to be used in an ammeter whose full-scale reading is 1A. Calculate RA.

An ideal ammeter functions as __________ circuit

An ideal voltmeter functions as __________ circuit

Digital meters are preferable than analog meters.

Continuous voltages (or) current signals are measured using

An ideal voltmeter has _ equivalent resistance and ideal ammeter has _ equivalent resistance.

helps in current measurement by placing it in  with the circuit element.

Why is current division necessary?

Where current division problem arises

Where voltage division problem arises

The analysis of a circuit containing dependent sources can be done using nodal and mesh analysis.

In an ICVS which is the controlled source and which one is the dependent source?

In a VCIS which is the controlled source and which one is the dependent source?

n case of a dependent voltage/current source, the value of this voltage/current source depends on _________

Dependent sources are _____________ types.

A junction whell two (or) more than two network elements meet is known as a ______________

The basic laws for analyzing an electric circuit are :-

All _ are loops but ___ are not meshes

KCL is based on the fact that

The current passing through a circuit is 7.2A and the power at the terminals is 27 watts. Existence is ___________ ohms.

The opposing capacity of materials against the current flow is

Controlled sources are also known as

The symbol used for representing Independent sources

‘Positive Power’ meaning ___________

The energy per unit charge is

Separation of charge creates

Charge is

Which of the following is a correct relation?

The basic unit for luminous intensity is

Which of the following is a defined quantity?

Explore topic-wise MCQs in ENGINEERING SERVICES EXAMINATION (ESE).

__________&nbsp;are&nbsp;difficult&nbsp;to&nbsp;measure&nbsp;using&nbsp;Wheatstone&nbsp;bridge.

A&nbsp;Wheatstone&nbsp;bridge&nbsp;is&nbsp;balanced&nbsp;when&nbsp;the&nbsp;galvanometer&nbsp;shows&nbsp;__________&nbsp;reading.

The&nbsp;star&nbsp;and&nbsp;delta&nbsp;networks&nbsp;would&nbsp;be&nbsp;electrically&nbsp;equal&nbsp;if&nbsp;resistances&nbsp;measured&nbsp;between&nbsp;any&nbsp;pair&nbsp;of&nbsp;terminals&nbsp;__________

The&nbsp;other&nbsp;name&nbsp;for&nbsp;Delta&nbsp;connection&nbsp;is&nbsp;___________

If&nbsp;P/Q=1,&nbsp;unknown&nbsp;resistance&nbsp;S=1000Ω&nbsp;and&nbsp;R&nbsp;could&nbsp;be&nbsp;varied&nbsp;from&nbsp;0&nbsp;to&nbsp;100Ω&nbsp;then&nbsp;the&nbsp;bridge&nbsp;could&nbsp;be&nbsp;___________

&nbsp;The&nbsp;Wheatstone&nbsp;Bridge&nbsp;is&nbsp;mainly&nbsp;used&nbsp;to&nbsp;measure&nbsp;______________

&nbsp;A&nbsp;122mv,&nbsp;12mA&nbsp;d&rsquo;Arsonval&nbsp;movement&nbsp;is&nbsp;to&nbsp;be&nbsp;used&nbsp;in&nbsp;voltmeter&nbsp;whose&nbsp;full&nbsp;scale&nbsp;reading&nbsp;is&nbsp;120v.&nbsp;The&nbsp;resistance&nbsp;inserted&nbsp;by&nbsp;120v&nbsp;_____________

A&nbsp;100mv,&nbsp;5mA&nbsp;d&rsquo;Arsonval&nbsp;movement&nbsp;is&nbsp;to&nbsp;be&nbsp;used&nbsp;in&nbsp;an&nbsp;ammeter&nbsp;whose&nbsp;full-scale&nbsp;reading&nbsp;is&nbsp;1A.&nbsp;Calculate&nbsp;RA.

An&nbsp;ideal&nbsp;ammeter&nbsp;functions&nbsp;as&nbsp;__________&nbsp;circuit

An&nbsp;ideal&nbsp;voltmeter&nbsp;functions&nbsp;as&nbsp;__________&nbsp;circuit

Digital&nbsp;meters&nbsp;are&nbsp;preferable&nbsp;than&nbsp;analog&nbsp;meters.

Continuous&nbsp;voltages&nbsp;(or)&nbsp;current&nbsp;signals&nbsp;are&nbsp;measured&nbsp;using

An&nbsp;ideal&nbsp;voltmeter&nbsp;has&nbsp;___________&nbsp;equivalent&nbsp;resistance&nbsp;and&nbsp;ideal&nbsp;ammeter&nbsp;has&nbsp;___________&nbsp;equivalent&nbsp;resistance.

&nbsp;____________&nbsp;helps&nbsp;in&nbsp;current&nbsp;measurement&nbsp;by&nbsp;placing&nbsp;it&nbsp;in&nbsp;____________&nbsp;with&nbsp;the&nbsp;circuit&nbsp;element.

Why&nbsp;is&nbsp;current&nbsp;division&nbsp;necessary?

Where&nbsp;current&nbsp;division&nbsp;problem&nbsp;arises

Where&nbsp;voltage&nbsp;division&nbsp;problem&nbsp;arises

The&nbsp;analysis&nbsp;of&nbsp;a&nbsp;circuit&nbsp;containing&nbsp;dependent&nbsp;sources&nbsp;can&nbsp;be&nbsp;done&nbsp;using&nbsp;nodal&nbsp;and&nbsp;mesh&nbsp;analysis.

In&nbsp;an&nbsp;ICVS&nbsp;which&nbsp;is&nbsp;the&nbsp;controlled&nbsp;source&nbsp;and&nbsp;which&nbsp;one&nbsp;is&nbsp;the&nbsp;dependent&nbsp;source?

&nbsp;In&nbsp;a&nbsp;VCIS&nbsp;which&nbsp;is&nbsp;the&nbsp;controlled&nbsp;source&nbsp;and&nbsp;which&nbsp;one&nbsp;is&nbsp;the&nbsp;dependent&nbsp;source?

n&nbsp;case&nbsp;of&nbsp;a&nbsp;dependent&nbsp;voltage/current&nbsp;source,&nbsp;the&nbsp;value&nbsp;of&nbsp;this&nbsp;voltage/current&nbsp;source&nbsp;depends&nbsp;on&nbsp;_________

Dependent&nbsp;sources&nbsp;are&nbsp;_____________&nbsp;types.

A&nbsp;junction&nbsp;whell&nbsp;two&nbsp;(or)&nbsp;more&nbsp;than&nbsp;two&nbsp;network&nbsp;elements&nbsp;meet&nbsp;is&nbsp;known&nbsp;as&nbsp;a&nbsp;______________

&nbsp;The&nbsp;basic&nbsp;laws&nbsp;for&nbsp;analyzing&nbsp;an&nbsp;electric&nbsp;circuit&nbsp;are&nbsp;:-

&nbsp;All&nbsp;_____________&nbsp;are&nbsp;loops&nbsp;but&nbsp;_______________&nbsp;are&nbsp;not&nbsp;meshes

KCL&nbsp;is&nbsp;based&nbsp;on&nbsp;the&nbsp;fact&nbsp;that

The&nbsp;current&nbsp;passing&nbsp;through&nbsp;a&nbsp;circuit&nbsp;is&nbsp;7.2A&nbsp;and&nbsp;the&nbsp;power&nbsp;at&nbsp;the&nbsp;terminals&nbsp;is&nbsp;27&nbsp;watts. Existence&nbsp;is&nbsp;___________&nbsp;ohms.

The&nbsp;opposing&nbsp;capacity&nbsp;of&nbsp;materials&nbsp;against&nbsp;the&nbsp;current&nbsp;flow&nbsp;is

Controlled&nbsp;sources&nbsp;are&nbsp;also&nbsp;known&nbsp;as

The&nbsp;symbol&nbsp;used&nbsp;for&nbsp;representing&nbsp;Independent&nbsp;sources

&lsquo;Positive&nbsp;Power&rsquo;&nbsp;meaning&nbsp;___________

The&nbsp;energy&nbsp;per&nbsp;unit&nbsp;charge&nbsp;is

Separation&nbsp;of&nbsp;charge&nbsp;creates

Charge&nbsp;is

&nbsp;Which&nbsp;of&nbsp;the&nbsp;following&nbsp;is&nbsp;a&nbsp;correct&nbsp;relation?

The&nbsp;basic&nbsp;unit&nbsp;for&nbsp;luminous&nbsp;intensity&nbsp;is

&nbsp;Which&nbsp;of&nbsp;the&nbsp;following&nbsp;is&nbsp;a&nbsp;defined&nbsp;quantity?

__________ are difficult to measure using Wheatstone bridge.

A Wheatstone bridge is balanced when the galvanometer shows __________ reading.

The star and delta networks would be electrically equal if resistances measured between any pair of terminals __________

The other name for Delta connection is ___________

If P/Q=1, unknown resistance S=1000Ω and R could be varied from 0 to 100Ω then the bridge could be ___________

The Wheatstone Bridge is mainly used to measure ______________

A 122mv, 12mA d’Arsonval movement is to be used in voltmeter whose full scale reading is 120v. The resistance inserted by 120v _____________

A 100mv, 5mA d’Arsonval movement is to be used in an ammeter whose full-scale reading is 1A. Calculate RA.

An ideal ammeter functions as __________ circuit

An ideal voltmeter functions as __________ circuit

Digital meters are preferable than analog meters.

Continuous voltages (or) current signals are measured using

An ideal voltmeter has _ equivalent resistance and ideal ammeter has _ equivalent resistance.

helps in current measurement by placing it in with the circuit element.

Why is current division necessary?

Where current division problem arises

Where voltage division problem arises

The analysis of a circuit containing dependent sources can be done using nodal and mesh analysis.

In an ICVS which is the controlled source and which one is the dependent source?

In a VCIS which is the controlled source and which one is the dependent source?

n case of a dependent voltage/current source, the value of this voltage/current source depends on _________

Dependent sources are _____________ types.

A junction whell two (or) more than two network elements meet is known as a ______________

The basic laws for analyzing an electric circuit are :-

All _ are loops but ___ are not meshes

KCL is based on the fact that

The current passing through a circuit is 7.2A and the power at the terminals is 27 watts. Existence is ___________ ohms.

The opposing capacity of materials against the current flow is

Controlled sources are also known as

The symbol used for representing Independent sources

‘Positive Power’ meaning ___________

The energy per unit charge is

Separation of charge creates

Charge is

Which of the following is a correct relation?

The basic unit for luminous intensity is

Which of the following is a defined quantity?