x

Why shunt capacitor is used?


96 views

1 Answer

Answer :

To improve voltage at receiving end and power factor
Like 0 like

Please log in or register to answer this question.

Related Questions


Describe the operation of shunt capacitor filter with the help of circuit diagram and waveforms.

Show More

46 views 0 answers



Describe the operation of shunt capacitor filter with the help of circuit diagram and waveforms.

Show More

6 views 0 answers



Which capacitor is used for high frequency?

Show More

79 views 0 answers



Why capacitor bank is used?
Last Answer : In industrial or factory used E.B Power supply must be maintained above 0.90 power factor is compulsory for avoid EB Penalty. So APFC ( automatic Power factor control ) panel is used to maintained balance the load and PF maintained.

Show More

169 views 3 answers



State the use of shunt and series resistance used in extension of meter.
Last Answer : Use of shunt and series resistance: i) Use of shunt: To extend the range of Ammeter. ii) Use of series resistance: To extend the range of Voltmeter.

Show More

88 views 1 answer



Shunt compensation in an EHV line is used to (A) Improve stability. (B) Improve the voltage profile. (C) Reduce the fault level. (D) Substitute for synchronous phase modifier.
Last Answer : Shunt compensation in an EHV line is used to Improve the voltage profile.

Show More

5.3k views 1 answer




Last Answer : D.C. shunt motors are used for driving machine tools.

Show More

85 views 1 answer



Which of the following can be used to measure the capacitance of a capacitor? A) Rheostat B) Schering bridge C) Wheatstone bridge D) None of these
Last Answer : Which of the following can be used to measure the capacitance of a capacitor? A) Rheostat B) Schering bridge C) Wheatstone bridge D) None of these

Show More

2.8k views 1 answer




Last Answer : Commonly used standard capacitor is concentric cylindrical type.

Show More

93 views 1 answer




Last Answer : The capacitors used in single-phase capacitor motors have no polarity marking.

Show More

133 views 1 answer




Last Answer : In a two value capacitor motor, the capacitor used for running purposes is paper spaced oil filled type.

Show More

163 views 1 answer



Obtain the Ripple factor of a full wave rectifier with shunt capacitor filter.

Show More

10 views 0 answers



What are the characteristics of a capacitor?

Show More

84 views 0 answers



What is the role of a capacitor in a circuit?

Show More

78 views 0 answers



What is the basic use of capacitor?

Show More

67 views 0 answers



What is the basic function of a capacitor?

Show More

68 views 0 answers



How do you discharge a capacitor in a microwave?

Show More

67 views 0 answers



What is the direction of flow when charging a capacitor?

Show More

74 views 0 answers



How do you charge a capacitor with a battery?
Last Answer : The  capacitor  is  connected   in  parallel  with   the  battery.

Show More

124 views 1 answer



What is the symbol of a capacitor?
Last Answer : symbol of a capacitor

Show More

171 views 1 answer



How do I discharge a capacitor?

Show More

81 views 0 answers



How do you know when a capacitor is bad?

Show More

116 views 0 answers



Which side of a capacitor is negative?
Last Answer : In electrolytic type negative is shorter lead and usually mark in the tank. But of course not applicable to non-polar.

Show More

167 views 1 answer



How do you test a capacitor with a multimeter?

Show More

127 views 0 answers



A 4-pole, dc shunt motor working on 250V takes a current of 2A when running at no load on 1000 rpm. Calculate its back emf and speed at load if the motor takes 51A. Armature and shunt field resistance are 0.2Ω and 250Ω respectively

Show More

14 views 0 answers



DC shunt motor
Last Answer : .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }

Show More

141 views 2 answers



If field current is decreased in shunt dc motor, the speed of the motor (a) remains same. (b) increases. (c) decreases. (d) none of the above.
Last Answer : increases

Show More

2.8k views 4 answers



State any four applications of DC shunt motor.
Last Answer : Applications of DC shunt motor: 1) Lathe machines 2) drilling machines 3) milling machines 4) Printing machinery 5) Paper industry 6) centrifugal and reciprocating pumps 7) blowers 8)fans

Show More

116 views 2 answers



66 views 0 answers



Why does the speed of a DC shunt motor decrease as the load increases?
Last Answer : Because if the load is increasing then the torque must also be increase. If not then the speed of motor will decrease.

Show More

2.7k views 1 answer



In which of the following transmission lines, the value of the Shunt admittance should be approximated to zero ? (A) A 66 kV 35 km long line (B) A 132 kV 200 km long line (C) A 220 kV 300 km long line (D) A 400 kV 500 km long line
Last Answer : In which of the following transmission lines, the value of the Shunt admittance should be approximated to zero ? (A) A 66 kV 35 km long line (B) A 132 kV 200 km long line (C) A 220 kV 300 km long line (D) A 400 kV 500 km long line

Show More

524 views 1 answer



A 240 V, dc shunt motor draws 15 A while supplying the rated load at a speed of 80 rad/s. The armature resistance is 0.5 W and the field winding resistance is 80 W. The net Voltage across armature resistance at the time of plugging will be
Last Answer : A 240 V, dc shunt motor draws 15 A while supplying the rated load at a speed of 80 rad/s. The armature resistance is 0.5 W and the field winding resistance is 80 W. The net Voltage across armature resistance at the time of plugging will be 474 V

Show More

487 views 1 answer



A 200 V dc shunt motor is running at 1000 rpm and drawing a current of 10 A. Its armature winding resistance is 2 Ohm. It. is braked by plugging. The resistance to be connected in series with armature to restrict armature current to 10 A, is
Last Answer : A 200 V dc shunt motor is running at 1000 rpm and drawing a current of 10 A. Its armature winding resistance is 2 Ohm. It. is braked by plugging. The resistance to be connected in series with armature to restrict armature current to 10 A, is 36 Ohm

Show More

342 views 1 answer



A shunt fault is characterized by (A) Increase in current, frequency and pf (B) Increase in current, reduction in frequency and pf (C) Increase in current and frequency, reduction in pf (D) Decrease in current and frequency
Last Answer : B

Show More

1.0k views 2 answers




Last Answer : The function of shunt in an ammeter is to by pass the current.

Show More

467 views 1 answer



A sinusoidal voltage of 5 Hz is applied to the field of a shunt generator. The armature voltage wave?
Last Answer : A sinusoidal voltage of 5 Hz is applied to the field of a shunt generator. The armature voltage wave will be of 5 Hz.

Show More

179 views 1 answer




Last Answer : A cumulatively compounded long shunt generator when operating as a motor would be differentially compounded long shunt.

Show More

112 views 1 answer



The e.m.f. induced in the armature of a shunt generator is 600 V. The armature resistance is 0.1 ohm. If the armature current is 200 A, the terminal voltage will be?
Last Answer : The e.m.f. induced in the armature of a shunt generator is 600 V. The armature resistance is 0.1 ohm. If the armature current is 200 A, the terminal voltage will be 580 V.

Show More

677 views 1 answer



In a shunt generator the voltage build up is generally restricted by?

Show More

145 views 0 answers



A shunt generator running at 1000 r.p.m. has generated e.m.f. as 200 V. If the speed increases to 1200 r.p.m., the generated e.m.f. will be nearly?
Last Answer : 200V/E2 = 1000/1200 E2= 240 V

Show More

1.8k views 2 answers




Last Answer : If a D.C. shunt motor is working at full load and if shunt field circuit suddenly opens this will make armature to take heavy current, possibly burning it.

Show More

158 views 1 answer




Last Answer : The purpose of retardation test on D.C. shunt machines is to find out stray losses.

Show More

76 views 1 answer




Last Answer : In a manual shunt motor starter over load relay is connected in series and no volt relay in parallel with the load.

Show More

77 views 1 answer




Last Answer : If the speed of a D.C. shunt motor is increased, the back e.m.f. of the motor will increase.

Show More

205 views 1 answer




Last Answer : For a D.C. shunt motor if the excitation is changed torque will change but power will remain constant.

Show More

168 views 1 answer




Last Answer : The speed of a D.C. shunt motor can be increased by increasing the resistance in field circuit.

Show More

135 views 1 answer




Last Answer : The armature torque of the D.C. shunt motor is proportional to armature current.

Show More

214 views 1 answer




Last Answer : As the load is increased the speed of D.C. shunt motor will reduce slightly.

Show More

144 views 1 answer




Last Answer : The mechanical power developed by a shunt motor will be maximum when the ratio of back e.m.f. to applied voltage is 0.5.

Show More

329 views 1 answer




Last Answer : In a D.C. shunt motor, under the conditions of maximum power, the current in the armature will be more than full-load current.

Show More

375 views 1 answer


Show More⇦ PreviousNext ⇨