The fuse in an electric circuit is connected in (1) series with neutral (2) parallel to live (3) parallel to neutral (4) series with live

The fuse in an electric circuit is connected in (1) series with neutral (2) parallel to live (3) parallel to neutral (4) series with live 
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series with live
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The fuse in an electric circuit is connected in – (1) series with neutral (2) parallel to live (3) parallel to neutral (4) series with live

Description : The fuse in an electric circuit is connected in – (1) series with neutral (2) parallel to live (3) parallel to neutral (4) series with live

Last Answer : (4) series with live Explanation: A fuse wire is a safety wire connected in series with the live wire that has high resistivity and low melting point. Fuses are always connected in ... large current supply or malfunctioning in the electric connections, it melts and breaks the electric circuit.

In an electrical circuit, a fuse is connected (a) in the live wire (b) in the neutral wire (c) in the earth wire (d) anywhere—it makes no difference

Description : In an electrical circuit, a fuse is connected (a) in the live wire (b) in the neutral wire (c) in the earth wire (d) anywhere—it makes no difference

Last Answer : Ans:(a)

A fuse will 'blow' if _____________. A. an electric motor is stopped suddenly by opening a switch B. the flow of current to the protection device is reversed C. the electrical current exceeds the rated value of the fuse D. unequal resistors are connected in parallel

Description : A fuse will 'blow' if _____________. A. an electric motor is stopped suddenly by opening a switch B. the flow of current to the protection device is reversed C. the electrical current exceeds the rated value of the fuse D. unequal resistors are connected in parallel

Last Answer : Answer: C

If electric resistance is to be decreased, then the number of resistances should be connected in – (1) Series (2) Parallel (3) Mixed arrangement (4) None of these

Description : If electric resistance is to be decreased, then the number of resistances should be connected in – (1) Series (2) Parallel (3) Mixed arrangement (4) None of these

Last Answer : (2) Parallel Explanation: Resistors are in parallel when each resistor is connected directly to the voltage source by connecting wires having riegligible resistance. Each resistor thus has the full voltage ... same full voltage of the source applied to it, but divide the total current amongst them

If electric resistance is to be decreased, then the number of resistances should be connected in _______ (1) Series (2) Parallel (3) Mixed arrangement (4) None of these

Description : If electric resistance is to be decreased, then the number of resistances should be connected in _______ (1) Series (2) Parallel (3) Mixed arrangement (4) None of these

Last Answer : Parallel

The fuse in an electric circuit is connected in

Description : The fuse in an electric circuit is connected in

Last Answer : series with the live wire

The simplest method of controlling the terminal voltage of compound-wound DC generator is with a _____________. A. hand-operated field rheostat connected in series with the shunt field circuit B. separate exciter in a series with the shunt field C. carbon pile regulator in series with the load D. balance coil diverting neutral current through the shunt field

Description : The simplest method of controlling the terminal voltage of compound-wound DC generator is with a _____________. A. hand-operated field rheostat connected in series with the shunt field circuit B. ... in series with the load D. balance coil diverting neutral current through the shunt field

Last Answer : Answer: A

The fuse in our domestic electric circuit melts when there is a high rise in – (1) Inductance (2) Current (3) Resistance (4) Capacitance

Description : The fuse in our domestic electric circuit melts when there is a high rise in – (1) Inductance (2) Current (3) Resistance (4) Capacitance

Last Answer : (2) Current Explanation: In electronics and electrical engineering, a fuse is a type of low resistance resistor that acts as a sacrificial device to provide over protection, of either the load ... fuse interrupts excessive current (blows) so that further damage by overheating or fire is prevented.

Why link is provided in neutral of an ac circuit and fuse in phase of ac circuit?

Description : Why link is provided in neutral of an ac circuit and fuse in phase of ac circuit?

Last Answer : Link is provided at a Neutral common point in the circuit from which various connections are taken for the individual control circuit and so it is given in a link form to withstand high Amps. ... So if any malfunction happens the fuse connected in the particular control circuit alone will blow off.

Why link is provided in neutral of an ac circuit and fuse in phase of ac circuit?

Description : Why link is provided in neutral of an ac circuit and fuse in phase of ac circuit?

Last Answer : A:Link is provided at a Neutral common point in the circuit from which various connection are taken for the individual control circuit and so it is given in a link form to withstand high Amps ... .So if any malfunction happen the fuse connected in the particular control circuit alone will blow off.

Why link is provided in neutral of an ac circuit and fuse in phase of ac circuit?

Description : Why link is provided in neutral of an ac circuit and fuse in phase of ac circuit?

Last Answer :  Link is provided at a Neutral common point in the circuit from which various connections are taken for the individual control circuit and so it is given in a link form to withstand high Amps.  ... Supply is on than due to open or break Neutral Voltage is increase and equipment may be damage.

ECE Board Exam March 1996 A device to be connected across the headset in telephone receivers to reduce the effects of acoustic shock. A. Ground B. Two rectifiers in parallel with opposite polarities C. Protector D. Fuse

Description : ECE Board Exam March 1996 A device to be connected across the headset in telephone receivers to reduce the effects of acoustic shock. A. Ground B. Two rectifiers in parallel with opposite polarities C. Protector D. Fuse

Last Answer : B. Two rectifiers in parallel with opposite polarities

By mistake, a voltmeter is connected in series and an ammeter is connected in parallel, with a resistance in an electrical circuit. What will happen t

Description : By mistake, a voltmeter is connected in series and an ammeter is connected in parallel, with a resistance in an electrical circuit. What will happen t

Last Answer : By mistake, a voltmeter is connected in series and an ammeter is connected in parallel, with a ... be damaged D. Only the voltmeter will be damaged

Which of the following statements is correct for the illustrated circuit? EL-0020 A. 'R1', 'R2', and 'R3' are connected in series. B. 'R1', 'R2', and 'R3' are connected in parallel. C. The voltages measured across 'R1', 'R2', and 'R3' are equal. D. The total resistance equals 1/R1 + 1/R2 + 1/R

Description : Which of the following statements is correct for the illustrated circuit? EL-0020 A. 'R1', 'R2', and 'R3' are connected in series. B. 'R1', 'R2', and 'R3' are connected in parallel. C. The voltages measured across 'R1', 'R2', and 'R3' are equal. D. The total resistance equals 1/R1 + 1/R2 + 1/R

Last Answer : Answer: A

How is a wattmeter electrically connected in a circuit? A. In series B. In parallel C. In series-parallel D. Inductively

Description : How is a wattmeter electrically connected in a circuit? A. In series B. In parallel C. In series-parallel D. Inductively

Last Answer : Answer: C

A DC ammeter is always connected ______________. A. in series with a circuit B. in parallel with a circuit C. with internal shunts only D. without regard to polarity

Description : A DC ammeter is always connected ______________. A. in series with a circuit B. in parallel with a circuit C. with internal shunts only D. without regard to polarity

Last Answer : Answer: A

Current measuring instruments must always be connected in _____________. A. series with a circuit B. parallel with a circuit C. series-parallel with a circuit D. delta with the shunt

Description : Current measuring instruments must always be connected in _____________. A. series with a circuit B. parallel with a circuit C. series-parallel with a circuit D. delta with the shunt

Last Answer : Answer: A

A resistance in a circuit of unknown value is to be tested using the voltmeter/ammeter method. Therefore, the meters should be connected with _____________. A. both meters in series with the resistance B. both meters in parallel with the resistance C. the ammeter in series and the voltmeter in parallel with the resistance D. the ammeter in parallel and the voltmeter in series with the resistance

Description : A resistance in a circuit of unknown value is to be tested using the voltmeter/ammeter method. Therefore, the meters should be connected with _____________. A. both meters in series with the ... parallel with the resistance D. the ammeter in parallel and the voltmeter in series with the resistance

Last Answer : Answer: C

Is an ammeter connected in series or in parallel with the circuit under test?

Description : Is an ammeter connected in series or in parallel with the circuit under test?

Last Answer : . In series.

A supply of 24 V DC is applied across a circuit which consist of three resistors connected in parallel R1= 1.2KΩ, R2= 560 Ω, R3= 2.1Ω and a fourth resistor of 7.8 Ω connected in series with the parallel group. Determine the current, voltage and power across each resistor

Last Answer : Req= (1/1200 +1/560 + 1/2.1)^-1        = 2.1 ohms RT= 2.1 + 7.8      = 9.9 ohms IT = V/R = 24/9.9                = 2.4 A Veq= R I =  2.1 2 ... 7.8         = 12.096 w                 = 44.928 w _________________________________________ By: Ellis-Junior Kamatjipose [email protected]

Three capacitors 15µf, 18µf and 12µf are connected in a circuit. Find equivalent capacitance when they are connected in – 1) Series 2) Parallel

Description : Three capacitors 15µf, 18µf and 12µf are connected in a circuit. Find equivalent capacitance when they are connected in – 1) Series 2) Parallel

Last Answer : Ans: Value of equivalent capacitance: Given: C1= 15μF, C2=18 µF, C3= 12µF  i)For Series combination of capacitors: 1/Cs = (1/C1)+( 1/C2) +(1/C3) = (1/15)+( 1/18)+( 1/12) 1/Cs = 0.0666+0.0555+0. ... Cs = 4.868 µF   ii) For parallel combination of capacitors: Cp = C1 + C2 + C3 = 15 +18+ 12 = 45 µF 

To limit current in LED, resistor should be connected in A. parallel B. series C. evacuated flask D. ionized tube

Description : To limit current in LED, resistor should be connected in A. parallel B. series C. evacuated flask D. ionized tube

Last Answer : series

Which covalent fuse wire is connected to the main circuit ?

Description : Which covalent fuse wire is connected to the main circuit ?

Last Answer : The fuse wire is connected to the main circuit in a class co-op.

In the illustration if BRANCH NO. 1 is a lighting circuit for crew's berthing, Federal Regulations (46 CFR) require the maximum fuse rating for that branch to be _________. EL-0013 A. 80% of the connected load B. 15 amps C. 20 amps D. 30 amps

Description : In the illustration if BRANCH NO. 1 is a lighting circuit for crew's berthing, Federal Regulations (46 CFR) require the maximum fuse rating for that branch to be _________. EL-0013 A. 80% of the connected load B. 15 amps C. 20 amps D. 30 amps

Last Answer : Answer: C

In the illustration if BRANCH NO. 1 is a lighting circuit for crew's berthing, 46 CFR requires the maximum fuse rating for that branch to be _________. EL-0013 A. 15 amps B. 80% of the connected load C. 20 amps D. 30 amps

Description : In the illustration if BRANCH NO. 1 is a lighting circuit for crew's berthing, 46 CFR requires the maximum fuse rating for that branch to be _________. EL-0013 A. 15 amps B. 80% of the connected load C. 20 amps D. 30 amps

Last Answer : Answer: C

Before touching a small capacitor connected to a de-energized circuit, or even one that is completely disconnected, you should ____________. A. gently tap the body with a screwdriver B. tag it with a de-energized tag C. be equipped with an insulated fuse puller D. short circuit the terminals to make sure that the capacitor is discharged

Description : Before touching a small capacitor connected to a de-energized circuit, or even one that is completely disconnected, you should ____________. A. gently tap the body with a screwdriver B. tag it ... insulated fuse puller D. short circuit the terminals to make sure that the capacitor is discharged

Last Answer : Answer: D

All electrical appliances are connected in parallel to each other between the main line and neutral wire to get a. same current b. same current and potential difference c. different current but same potential difference d. different current and potential differences

Description : All electrical appliances are connected in parallel to each other between the main line and neutral wire to get a. same current b. same current and potential difference c. different current but same potential difference d. different current and potential differences

Last Answer : c. different current but same potential difference

A factory is served by a 220 V supply line. In a circuit protected by a fuse marked 10 A, the maximum number of 100 W lamps in parallel that can be tu

Description : A factory is served by a 220 V supply line. In a circuit protected by a fuse marked 10 A, the maximum number of 100 W lamps in parallel that can be tu

Last Answer : A factory is served by a 220 V supply line. In a circuit protected by a fuse marked 10 A, the maximum number of ... on, is A. 11 B. 22 C. 33 D. 66

The earth-wire of a cable is connected to – (1) the outer metallic body of the appliance (2) the fuse of the appliance (3) the filament of the appliance (4) short circuitry of the appliance

Description : The earth-wire of a cable is connected to – (1) the outer metallic body of the appliance (2) the fuse of the appliance (3) the filament of the appliance (4) short circuitry of the appliance

Last Answer : (2) the fuse of the appliance Explanation: Earth wire prevents Electric shocks. It is connected to the electrical cable of an appliance to prevent electric shocks. Actually it has very low resistance and allows current to pass through it easily.

The earth-wire of a cable is connected to (1) the outer metallic body of the appliance (2) the fuse of the appliance (3) the filament of the appliance (4) short circuitry of the appliance

Description : The earth-wire of a cable is connected to (1) the outer metallic body of the appliance (2) the fuse of the appliance (3) the filament of the appliance (4) short circuitry of the appliance

Last Answer : the fuse of the appliance

An electric bulb is connected on a holder. One end of the wire is connected to the phase and the remaining one connected to earth instead of neutral. The bulb will glow or not? If yes then what is the need of neutral?

Description : An electric bulb is connected on a holder. One end of the wire is connected to the phase and the remaining one connected to earth instead of neutral. The bulb will glow or not? If yes then what is the need of neutral?

Last Answer : 1. Yes the bulb will be glow & neutral is return path of Circuit it is originated from distribution transformers star point, form this point only neutral is taken. 2. Then what is the need ... : It gives assurance of reliable centralized earthling as your home may or may not have reliable earthling.

Which one of the following is the advantage of connecting two dry cells in parallel instead of in series? Is it because the parallel arrangement: w) gives twice the EMF of one dry cell x) has no internal resistance y) generates heat in an external circuit half as fast as would a single cell z) has half the internal resistance of a single cell

Description : Which one of the following is the advantage of connecting two dry cells in parallel instead of in series? Is it because the parallel arrangement: w) gives twice the EMF of one dry cell x) has no ... circuit half as fast as would a single cell z) has half the internal resistance of a single cell

Last Answer : ANSWER: Z -- HAS HALF THE INTERNAL RESISTANCE OF A SINGLE CELL 

A circuit has a resistance of 200 ohms. The resistance of the circuit can be reduced to 120 ohms by adding which of the following to the circuit. w) 80 ohm resistor in series x) 150 ohm resistor in parallel y) 240 ohm resistor in series z) 300 ohm resistor in parallel

Description : A circuit has a resistance of 200 ohms. The resistance of the circuit can be reduced to 120 ohms by adding which of the following to the circuit. w) 80 ohm resistor in series x) 150 ohm resistor in parallel y) 240 ohm resistor in series z) 300 ohm resistor in parallel

Last Answer : ANSWER: Z -- 300 OHM RESISTOR IN PARALLEL

What is the function of a fuse wire? (a) To prevent an unduly high electric current from passing through a circuit (b) To increase the current supply (c) To decrease the current supply (d) To stabilise the voltage

Description : What is the function of a fuse wire? (a) To prevent an unduly high electric current from passing through a circuit (b) To increase the current supply (c) To decrease the current supply (d) To stabilise the voltage

Last Answer : Ans:(a)

The function of fuse in an electrical circuit is (a) avoid electric shocks (b) regulate the flow of current (c) break the circuit in case of overloading or short circuiting (d) switch off current

Description : The function of fuse in an electrical circuit is (a) avoid electric shocks (b) regulate the flow of current (c) break the circuit in case of overloading or short circuiting (d) switch off current

Last Answer : Ans:(c)

If an electric motor fails to start, you should FIRST check the _____________. A. phase sequence B. ampere load C. fuse or circuit breaker D. line frequency

Description : If an electric motor fails to start, you should FIRST check the _____________. A. phase sequence B. ampere load C. fuse or circuit breaker D. line frequency

Last Answer : Answer: C

You are using a mechanical voltage tester to check the fuses in a three-phase circuit supplying an electric motor. For which of the following reasons must the motor be stopped during the test? A. Testing an energized circuit presents a hazard to the testing personnel. B. A faulty fuse could go undetected with the motor energized. C. Reversed polarity of the circuit would be indicated by the voltage tester with the circuit energized. D. All of the above.

Description : You are using a mechanical voltage tester to check the fuses in a three-phase circuit supplying an electric motor. For which of the following reasons must the motor be stopped during the test? A. ... circuit would be indicated by the voltage tester with the circuit energized. D. All of the above.

Last Answer : Answer: B

A delayed-action fuse is most frequently used in which of the listed circuits? A. Lighting circuit B. Motor circuit C. Electric heater circuit D. Radar circuit

Description : A delayed-action fuse is most frequently used in which of the listed circuits? A. Lighting circuit B. Motor circuit C. Electric heater circuit D. Radar circuit

Last Answer : Answer: B

Why is there no fuse in the neutral line ?

Description : Why is there no fuse in the neutral line ?

Last Answer : There will be no benefit if the fuse is in the neutral line. This means that the problem of the fuse is not removed. Cannot protect over voltage or current. Electronics will not be able to protect the device from damage. That is why the neutral fuse is not given to him.

Explain the meaning of following terms: i) MCB ii) Socket outlet iii) Neutral iv) Fuse-link

Description : Explain the meaning of following terms: i) MCB ii) Socket outlet iii) Neutral iv) Fuse-link

Last Answer : i) MCB:  Miniature circuit breaker operates automatically at the time of fault or over load. And it is used for the protection of electrical installation. They are available from 0.5 A to 100 Amps. ... melts automatically at the time of fault or over load. Fuse must be replaced after the fault.

What is the difference between a fuse and a circuit breaker ?

Description : What is the difference between a fuse and a circuit breaker ?

Last Answer : Fuse : It is a type of soft metal wire which, when more than the required current flows through the wire, burns it, disconnects the electrical circuit from the source and protects the valuable ... or fault in the power supply line . This breaks the static contact and protects it from accidents.

A device which is used to limit the current in an electrical circuit is called a - (1) Grid (2) Fuse (3) Hub (4) Conductor

Description : A device which is used to limit the current in an electrical circuit is called a - (1) Grid (2) Fuse (3) Hub (4) Conductor

Last Answer : (2) Fuse Explanation: A fuse places a limit on the amount of current that can be drawn by an electric circuit by opening (blowing or melting) when the current exceeds a preset limit. This protects the circuit and the surroundings from fire or damage in the case of an overload or short circuit.

A device which is used to limit the current in an electrical circuit is called a (1) Grid (2) Fuse (3) Hub (4) Conductor

Description : A device which is used to limit the current in an electrical circuit is called a (1) Grid (2) Fuse (3) Hub (4) Conductor 

Last Answer : Fuse

Why should switch be connected only on the live wire and never on the neutral wire?

Description : Why should switch be connected only on the live wire and never on the neutral wire?

Last Answer : Current runs from the transformer, through the protective device, through the load and back through the protective device (if on RCD).  If the protective device is only a CB the current passes ... the circuit will operate correctly but this is an unsafe practice and does not meet the standards.

The resistance of two conductors in series is `18 Omega` and the resistance becomes `4 Omega` when connected in parallel. Find the resistance of indiv

Description : The resistance of two conductors in series is `18 Omega` and the resistance becomes `4 Omega` when connected in parallel. Find the resistance of indiv

Last Answer : The resistance of two conductors in series is `18 Omega` and the resistance becomes `4 ... in parallel. Find the resistance of individual conductors.

A `5 Omega` resistor is connected in series with a parallel combination of n resistors of `6 Omega` each. The equivalent resistance is `7 Omega`. Find

Description : A `5 Omega` resistor is connected in series with a parallel combination of n resistors of `6 Omega` each. The equivalent resistance is `7 Omega`. Find

Last Answer : A `5 Omega` resistor is connected in series with a parallel combination of n resistors of `6 Omega ... The equivalent resistance is `7 Omega`. Find n.

`6Omega` and `12Omega` resistors are connected in parallel. This combination is connected in series with 10 V battery and `6 Omega` resistor. What is

Description : `6Omega` and `12Omega` resistors are connected in parallel. This combination is connected in series with 10 V battery and `6 Omega` resistor. What is

Last Answer : `6Omega` and `12Omega` resistors are connected in parallel. This combination is connected in series with 10 V battery and ... 4 V B. 16 V C. 2 D. 8 V

Two bulbs when connected in parallel to a source take 60 W each, the power consumed, when they are connected in series with the same source is

Description : Two bulbs when connected in parallel to a source take 60 W each, the power consumed, when they are connected in series with the same source is

Last Answer : Two bulbs when connected in parallel to a source take 60 W each, the power consumed, when they are connected in series ... W B. 30 W C. 60 W D. 120 W

Assertion : Two 60 W bulbs are first connected in series and then in parallel with same battery. Total power produced in second case will become four

Description : Assertion : Two 60 W bulbs are first connected in series and then in parallel with same battery. Total power produced in second case will become four

Last Answer : Assertion : Two 60 W bulbs are first connected in series and then in parallel with same battery. ... D. If Assertion is false but Reason is true.

Out of five resistance of `ROmega` each 3 are connected in parallel and are joined to the rest 2 in series. Find the resultant resistance.

Description : Out of five resistance of `ROmega` each 3 are connected in parallel and are joined to the rest 2 in series. Find the resultant resistance.

Last Answer : Out of five resistance of `ROmega` each 3 are connected in parallel and are joined to the rest 2 in series. Find ... `(7//8)ROmega` D. `(8//7)ROmega`