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Explain the working of TSC-TCR type static Var generator

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It increases.

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asked Apr 25, 2018 in Electrical Engineering by Shimroz123
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if the resistance is connected in parallel the total resistance decreases why?

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asked Apr 5, 2018 in Electrical Engineering by Shimroz123
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asked Apr 5, 2018 in Electrical Engineering by Shimroz123
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asked May 29, 2018 in Capacitance by Shimroz123
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asked Mar 25, 2018 in Basic concepts by Shimroz123
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asked Apr 5, 2018 in Electrical Engineering by Shimroz123
2 answers 31 views

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asked Apr 29, 2018 in Electrical Engineering by Shimroz123
1 answer 19 views

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asked Apr 12, 2018 in Electrical Engineering by Shimroz123
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asked Apr 14, 2018 in Electrical Engineering by Shimroz123
1 answer 13 views

When a dipole antenna of 1/8 length has an equivalent total resistance of 1.5 Watt then the efficiency of the antenna is   (A) 0.89159% (B) 8.9159% (C) 89.159% (D) 891.59%

asked May 17, 2018 in Electronics communication by Shimroz123
1 answer 87 views

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asked Mar 29, 2018 in Electronics Engineering by Shimroz123
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When an antenna of input resistance 73 ohm is connected to a 50-ohm line and if the losses are ignored then its efficiency will be nearly   (A) 0.19 (B) 0.81 (C) 0.97 (D) 1.19

asked May 17, 2018 in Electronics communication by Shimroz123
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1 answer 28 views

Two series resistors are connected to an ac source. If there are 7.5 V rms across one resistor and 4.2 V rms across the other, the peak source voltage is? A.16.54 V B.1.65 V C.10.60 V D.5.93 V

asked May 15, 2018 in Basic concepts by Shimroz123
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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

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
1 answer 20 views

A coil of inductance 240 mH and resistance 75 Ohm is connected in parallel with a capacitor across a 30 V, variable frequency supply. The current drawn by the circuit is found to be minimum when the supply frequency is 1 kHz. The approximate values of Q-factor and bandwidth are, respectively (A) 40, 400 Hz (B) 10, 100 Hz (C) 20, 50 Hz (D) 50, 20 Hz

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A parallel combination of capacitance C and resistance R is connected in series with inductance L and small resistance r. Under what condition will the circuit be non-reactive?  (A) C=LR (B) C=LR2 (C) C=L/R2 (D) C=L/R

asked Apr 5, 2018 in Electrical Engineering by Shimroz123
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Three lamps are connected in parallel across a 120 Volt source. If one lamp burns out, the remaining two will be: A. Glow dimmer B. Glow brighter C. Not light D. Glow with the same brightness as before

asked Apr 12, 2018 in Electrical Engineering by Shimroz123
1 answer 14 views

In a weighted-resistor digital-to-analog converter with 8-bit input, if the resistance corresponding to the MSB is 2K, what will be the resistance corresponding to the LSB?  (a) 250 Ω (d) 512 KΩ (c) 256 KΩ (d) 25.5 Ω

asked May 15, 2018 in Digital Instrumentation by Shimroz123
1 answer 18 views

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

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
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What happens to the resistance when the current increases?

asked Mar 15, 2018 in Electrical Engineering by Quiz
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In a parallel plate capacitor of capacitance Co, the electric field is E. If a dielectric slab with dielectric constant = 7 is introduced to fill capacitor completely, the electric field will become (a) 7E (b) E/7 (c) E/3.5 (d) E. Co 

asked May 25, 2018 in Capacitor by Shimroz123
1 answer 62 views

What is the resistance of a 160 m wire with a uniform diameter of 0.28 mm, if the specific resistance is 12.32 μΩ-cm? A) 3.2 Ω B) 3.2 μΩ C) 0.8 Ω D) None of these

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
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If one of the control springs of PMMC ammeter is broken when it is connected in a circuit, the meter will read  A) Half the correct value of current B) Twice the correct value of current C) An indefinite figure D) Zero

asked Apr 9, 2018 in Electrical Engineering by Shimroz123
0 answers 20 views

One 200 V, 100 W bulb is connected in series with primary of a 200 V, 10 kVA transformer. If its secondary is kept open circuited, then the bulb would have (1) Full brightness (2) Poor brightness (3) A little less than full brightness (4) More than full brightness 

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Define – resistance and resistivity. State relationship between them. Give one material having high resistivity.

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A point charge of 120 mC is placed at the centre of a cube. What will be the total flux passing through one face of the cube?  A) 120 mC B) 60 mC C) 20 mC D) 30 mC

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