what happens when ammeter is connected in parallel?

Use Voltmeter, ammeter, wattmeter to determine active, reactive and apparent power consumed in given R-L series circuit, draw phasor diagram.
Last Answer : Practical Significance In the industry environment Electrical Engineering diploma graduate are expected to measure basic parameters like voltage, frequency, time period etc. for R-L series circuits. Therefore ... /varying L. 7. Draw the phasor diagram for each of reading for verification.

515 views 1 answer

asked Jan 1, 2021 by anonymous

Write any two disadvantages of ammeter shunts.

Write any two disadvantages of ammeter shunts.
Last Answer : Disadvantages of ammeter shunts: 1. Errors are caused because of change in temperature. 2. Most suitable for DC measurement. 3. Power loss takes place.

170 views 1 answer

asked Sep 6, 2018 by anonymous

With neat diagram, explain the working of clip-on ammeter.

With neat diagram, explain the working of clip-on ammeter.
Last Answer : Working of Clip on Ammeter: Clip on ammeters are used to measure the high current flowing through bus bar, cable or fuse holders, which act as primary. It consists of split core current ... then clipped over the current carrying conductor. The dial will record the current directly.

144 views 2 answers

asked Sep 6, 2018 by anonymous

Describe procedure for calibration of ammeter with diagram.

Describe procedure for calibration of ammeter with diagram.
Last Answer : Procedure for Calibration of Ammeter: In this method, DC potentiometer is used for measurement of voltage across a standard low resistance. Connect the circuit as shown in the figure, ... S = resistance of potentiometer And the currents are compared for finding out error in ammeter.

255 views 1 answer

asked Sep 5, 2018 by anonymous

How range of A.C. ammeter & A.C. voltmeter is extended? Draw suitable diagram.

How range of A.C. ammeter & A.C. voltmeter is extended? Draw suitable diagram.
Last Answer : Extension of A.C. Ammeter Range: The range of a.c. ammeter can be extended by using CT, the arrangement is shown in figure. The CT is current transformer having less number of primary turns carrying high ... high magnitude of source voltage. In this way range of a.c. voltmeter can be extended.

456 views 1 answer

asked Sep 5, 2018 by anonymous

State the application of phase sequence indicator; clip on ammeter, frequency meter & P.F. meter.

State the application of phase sequence indicator; clip on ammeter, frequency meter & P.F. meter.
Last Answer : Phase Sequence Indicator: 1. For finding correct phase sequence of supply 2. For obtaining exact instant of parallel operation of alternators. 3. For obtaining reversal of rotation ... 4. In electroplating industries 5. In various processes industries for measuring power factor

146 views 1 answer

asked Sep 5, 2018 by anonymous

Draw a typical electric circuit including ammeter and voltmeter.

Draw a typical electric circuit including ammeter and voltmeter.
Last Answer : The figure shows typical electric circuit including ammeter and voltmeter. Ammeter is connected in series for measurement of current. Voltmeter is connected in parallel for measurement of voltage. Fuse is use ... are used. If the electric supply is DC the DC ammeter and DC voltmeter are used.

325 views 1 answer

asked Aug 8, 2018 by anonymous

What should be the ideal resistance of ammeter ?

What should be the ideal resistance of ammeter ?
Last Answer : Ideal resistance of ammeter should be zero.

80 views 1 answer

asked Mar 8, 2018 by anonymous

what is ammeter ?

what is ammeter ?
Last Answer : An instrument that is used to measure the amount of current flowing in a circuit.

241 views 4 answers

asked Aug 6, 2017 by anonymous

what is equivalent resistance when four 4 Ohm resistors are connected in i) series ii) parallel

what is equivalent resistance when four 4 Ohm resistors are connected in i) series ii) parallel
Last Answer : equivalent resistance

372 views 2 answers

asked Jan 24, 2020 by anonymous

Consider a circuit with three parallel branches connected across a DC supply. What is the ratio of the branch

Consider a circuit with three parallel branches connected across a DC supply. What is the ratio of the branch currents I1 : I2 : I3 if the branch resistances are in the ratio of 2 : 3 : 4 respectively? A) 2 : 3 : 4 B) 6 : 4 : 3 C) 4 : 3 : 2 D) None of these
Last Answer : Consider a circuit with three parallel branches connected across a DC supply. What is the ratio of the branch currents I1 : I2 : I3 if the branch resistances are in the ratio of 2 : 3 : 4 respectively? A) 2 : 3 : 4 B) 6 : 4 : 3 C) 4 : 3 : 2 D) None of these

213 views 1 answer

asked Apr 29, 2018 by anonymous

When three resistors with unequal values are connected in parallel, _______

When three resistors with unequal values are connected in parallel, _______ A) The current across the resistors is the same B) The voltage drop across the resistors is the same C) The voltage drops across the resistors is proportional to the resistance of each resistor D) None of these
Last Answer : When three resistors with unequal values are connected in parallel, The voltage drop across the resistors is the same

121 views 1 answer

asked Apr 29, 2018 by anonymous

With three resistances connected in parallel, if each dissipates 20 W the ...

With three resistances connected in parallel, if each dissipates 20 W the total power supplied by the voltage source equals?
Last Answer : Power is the only thing which is additive in both connection whether it is parallel or series connection so total power consumed will addition of all individual power =20+20+20 = 60 watt

1.1k views 2 answers

asked Mar 25, 2018 by anonymous

How To Parallel Park ?

How To Parallel Park ?
Last Answer : How To Parallel Park Every eager driver must know how to parallel park. This is a cinch for expert drivers who've been on the road for years, but if you're a newbie behind the wheel, this can ... good driver must know how to parallel park properly. Learn how to do this, by following these easy tips.

6 views 1 answer

asked May 9, 2021 by anonymous

Explain with neat diagram series and parallel magnetic circuits.

Explain with neat diagram series and parallel magnetic circuits.
Last Answer : Series magnetic circuit: When different magnetic materials having different lengths, cross sectional areas and permeability are connected one after another, in which same flux is established in different sections, then it is called series ... flux, Φ = Φ1 + Φ2 Path 1: BAFE Path 2: BACD

500 views 1 answer

asked Apr 27, 2020 by anonymous

A parallel RLC circuit has the node equation Determine v(t) using the phasor method.

A parallel RLC circuit has the node equation Determine v(t) using the phasor method.
Last Answer : A parallel RLC circuit has the node equation Determine v(t) using the phasor method.

143 views 1 answer

asked Apr 2, 2020 by anonymous

Series parallel resistances problem solution

Series parallel resistances problem solution
Last Answer : Series parallel resistances problem solution

183 views 1 answer

asked Mar 30, 2020 by anonymous

Parallel rc circuit

Parallel rc circuit
Last Answer : Parallel rc circuit

91 views 1 answer

asked Jun 11, 2019 by anonymous

Parallel circuit rules

Parallel circuit rules
Last Answer : Parallel circuit rules

85 views 1 answer

asked Jun 11, 2019 by anonymous

Parallel Reactance and Resistance Example 1

Parallel Reactance and Resistance Example 1
Last Answer : Parallel Reactance and Resistance Example 1

152 views 2 answers

asked May 30, 2019 by anonymous

XL and XC in parallel

XL and XC in parallel
Last Answer : https://youtu.be/fCN95EiEWDI

174 views 2 answers

asked May 28, 2019 by anonymous

Series and parallel capacitor problem

Series and parallel capacitor problem
Last Answer : Series and parallel capacitor problem 1 : https://youtu.be/MSl5mRwtjAE Series and parallel capacitor problem 2 : https://youtu.be/yGwbpyEtIyw Series and parallel capacitor problem 3 : https:// ... https://youtu.be/_7KwEwWqiNU Series and parallel capacitor problem 10 : https://youtu.be/et8MCWV_OyE

109 views 1 answer

asked May 21, 2019 by anonymous

State the principle of solar cell. What is necessity of series and parallel connection of solar cells.

State the principle of solar cell. What is necessity of series and parallel connection of solar cells.
Last Answer : Principle of solar cell:- Working:- Solar cell operates on principle of Photo-voltaic effect Solar cell works in following steps: The solar cell is composed of a P-type ... of Voltage & Current rating it is necessity of connecting series and parallel connection of solar cells.

116 views 1 answer

asked Sep 7, 2018 by anonymous

State necessity of series connection and parallel connection of batteries.

State necessity of series connection and parallel connection of batteries.
Last Answer : Necessity of series connection of batteries: 1. The batteries are available with some specific terminal voltages. e. g. 6V, 12V, 24V, 48V etc. 2. If we want to have some terminal voltage other than ... batteries of capacities I1, I2, I3, I4 . are connected in parallel, all having identical emfs.

87 views 1 answer

asked Sep 4, 2018 by anonymous

In parallel RLC resonance circuit at resonance the current will be

In parallel RLC resonance circuit at resonance the current will be (1) Minimum (2) Maximum (3) Zero (4) Infinite
Last Answer : In parallel RLC resonance circuit at resonance the current will be Minimum

255 views 1 answer

asked Apr 30, 2018 by anonymous

An additional condition for parallel operation of three-phase transformers over single-phase transformers is that

An additional condition for parallel operation of three-phase transformers over single-phase transformers is that
Last Answer : An additional condition for parallel operation of three-phase transformers over single-phase transformers is that the transformers should belong to the same vector group

147 views 1 answer

asked Apr 29, 2018 by anonymous

While keeping the excitation constant, if the steam supply of an alternator running in parallel with another

While keeping the excitation constant, if the steam supply of an alternator running in parallel with another identical alternator is increased, then (A) It would over-run the other alternator (B) Its rotor ... (C) Its portion of share in load will increase (D) Its power factor would be decreased.
Last Answer : While keeping the excitation constant, if the steam supply of an alternator running in parallel with another identical alternator is increased, then Its portion of share in load will increase

433 views 1 answer

asked Apr 28, 2018 by anonymous

Explain parallel and wireless protocols.

Explain parallel and wireless protocols.
Last Answer : Parallel protocols: PCI bus (Peripheral Components Interconnect): PCI stands for Peripheral Components Interconnect. PCI bus is used as a communication line to transmit signals and data ... provide the basis for wireless network products using the Wi-Fi brand.

101 views 1 answer

asked Mar 26, 2018 by anonymous

When one leg of parallel circuit is opened out the total current will?

When one leg of parallel circuit is opened out the total current will?
Last Answer : When one leg of parallel circuit is opened out the total current will decrease.

646 views 1 answer

asked Mar 25, 2018 by anonymous

Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open?

Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open?
Last Answer : Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open the other two bulbs will light.

426 views 1 answer

asked Mar 25, 2018 by anonymous

If a parallel circuit is opened in the main line, the current?

If a parallel circuit is opened in the main line, the current?
Last Answer : If a parallel circuit is opened in the main line, the current is zero in all branches.

546 views 1 answer

asked Mar 25, 2018 by anonymous

An A.C. voltage is impressed across a pure resistance of 3.5 ohms in parallel...

An A.C. voltage is impressed across a pure resistance of 3.5 ohms in parallel with a pure inductance of impedance of 3.5 ohms?
Last Answer : An A.C. voltage is impressed across a pure resistance of 3.5 ohms in parallel with a pure inductance of impedance of 3.5 ohms, both resistance and inductance carry equal currents.

253 views 1 answer

asked Mar 25, 2018 by anonymous

The series and parallel resonance on L-C circuit differs in that?

The series and parallel resonance on L-C circuit differs in that?
Last Answer : The series and parallel resonance on L-C circuit differs in that series resistance needs a low-resistance source for sharp rise in current.

251 views 1 answer

asked Mar 25, 2018 by anonymous

A parallel AC. circuit in resonance will?

A parallel AC. circuit in resonance will?
Last Answer : A parallel AC. circuit in resonance will have a high impedance.

374 views 1 answer

asked Mar 25, 2018 by anonymous

At ______ frequencies the parallel R-L circuit behaves as purely resistive.

At ______ frequencies the parallel R-L circuit behaves as purely resistive.
Last Answer : At very high frequencies the parallel R-L circuit behaves as purely resistive.

361 views 1 answer

asked Mar 25, 2018 by anonymous

The purpose of a parallel circuit resonance is to magnify?

The purpose of a parallel circuit resonance is to magnify?
Last Answer : The purpose of a parallel circuit resonance is to magnify voltage.

3.7k views 1 answer

asked Mar 25, 2018 by anonymous

The power factor at resonance in R-L- C parallel circuit is?

The power factor at resonance in R-L- C parallel circuit is?
Last Answer : since a rlc circuit at resonance behaves like a pure resistive circuit, i.e there is no phase difference between current and voltage, hence the power factor is unity.

978 views 2 answers

asked Mar 25, 2018 by anonymous

Two non-collinear parallel equal forces acting in opposite direction?

Two non-collinear parallel equal forces acting in opposite direction?
Last Answer : Two non-collinear parallel equal forces acting in opposite direction constitute a couple.

464 views 1 answer

asked Mar 22, 2018 by anonymous

For the parallel operation of two or more D.C. compound generators, we should ensure that?

Last Answer : For the parallel operation of two or more D.C. compound generators, we should ensure that series fields of all generators should be either on positive side or negative side of the armature.

180 views 1 answer

asked Mar 20, 2018 by anonymous

For the parallel operation of single phase transformers it is necessary that they should have?

Last Answer : Necessary conditions required to be satisfied in order to ensure successful parallel operation of single phase transformers: 1. Only transformers having the same phase displacement between primary and secondary ... . 7. The phase sequence must be followed strictly on HV and LV side connection.

199 views 2 answers

asked Mar 19, 2018 by anonymous

Is more power dissipated in series or parallel?

68 views 0 answers

asked Mar 10, 2018 by anonymous

parallel operation of mosfet can be done more easily as compared to thyristor. why?

parallel operation of MOSFET can be done more easily as compared to thyristor. why?
Last Answer : Parallel operation of MOSFET can be done more easily as compared to thyristor because the resistance of MOSFET is increases with increase in temperature. MOSFET have the positive temperature coefficient. In ... the parallel operation of MOSFET can be done more easily as compared to the thyristor.

300 views 1 answer

asked Dec 7, 2017 by anonymous

Explain the series and parallel operation of MOSFET. Which is suitable and why ?

Explain the series and parallel operation of MOSFET. Which is suitable and why?
Last Answer : Series operation of MOSFET: To increase voltage handling capability MOSFETs are connected in series. When the MOSFETs are connected in series each MOSFET should turn on and turn off ... on and turn off time and transconductance. Each MOSFET should share current equally.

535 views 1 answer

asked Sep 15, 2017 by anonymous

explain the parallel operation of IGBT?

Also, highlight the problem faced during parallel operation.
Last Answer : Parallel operation of IGBT: Parallel operation of IGBT is done for obtaining high current rating. Paralleling of IGBT reduces conduction losses and thermal stress. IGBT combines the qualities of ... . IGBTs must share losses equally otherwise IGBT may get failure due to thermal differences.

223 views 1 answer

asked Sep 15, 2017 by anonymous

Flash or Parallel ADC

Flash or Parallel ADC
Last Answer : Flash or Parallel ADC

127 views 1 answer

asked Aug 9, 2017 by anonymous

Two transformers do not have equal percentage impedance. This is likely to result in?

Two transformers are connected in parallel. These transformers do not have equal percentage impedance. This is likely to result in?
Last Answer : Two transformers are connected in parallel. These transformers do not have equal percentage impedance. This is likely to result in loading of the transformers not in proportion to their kVA ratings.

379 views 1 answer

asked Mar 19, 2018 by anonymous

What will happen if a voltmeter is connected like an ammeter in series of the load ?

What will happen if a voltmeter is connected like an ammeter in series of the load ? (a) The meter will burn out. (b) The measurement will be too high. (c) The same current will flow as would have been with ammeter in circuit. (d) There will be almost no current in the circuit.

99 views 0 answers

asked May 26, 2018 by anonymous

Ultrawolf · Answer 1 · 2017-12-10T03:16:03+0000

Ammeter is a current measuring device having low internal resistance so as to direct all the current flowing in the circuit through it. Hence Ammeter is always connected in series with the circuit.
If Ammeter is connected in parallel with the circuit, then the circuit is bypassed.
If Ammeter is connected in parallel with the supply, then the supply will be a short circuit.

what happens when ammeter is connected in parallel?

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