# Recent questions tagged connected

Define the terms: i) Tariff ii) Fuel surcharge iii) Electricity Duty iv) Connected load

Define the following terms related to tariff: (i) Connected load (ii) Unit consumed (iii) Fixed charges (iv) Electricity Tax

Define each of following terms: i) Connected load ii) Spinning reserve.

A balanced Delta connected load supplied with 440 V 50 Hz three phase AC supply has R=10 Ohm and L=0.6 mH in is each arm. Calculate line and phase current, active power.

Draw the phasor diagram for Star connected balanced system.

Draw the Delta connected three phase system showing all the voltages and currents. Write the power equation.

What is line voltage and phase voltage? Draw balanced three phase star connected system. Show all the voltages and currents.

A connected graph has ‘5’ number of branches and ‘4’ number of nodes. It's rank is A) 1 B) 2 C) 3 D) 4

In an R-C phase shift oscillator, the minimum no. of R-C networks to be connected in cascade will be -

Two 100W, 200V lamps are connected in series across a 200V supply. The total power consumed by each lamp will be in Watts

Three identical resistors connected in star consume 5000 W. If the resistors are connected in delta across the same supply, the power consumed will be

A four -quadrant operation requires two full converters connected in  (1) Series (3) Back to back (2) Parallel (4) Series Cascade

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

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

What is the total resistance if 5 resistors of 20 Ω each are connected in series? A) 100 Ω B) 4 Ω C) 20 Ω D) None of these

The sequence components of current of a single-phase load connected to a 3-phase system are (A) equal positive and negative sequence components (B) equal positive, negative and zero sequence components (C) vector sum of sequence currents is zero (D) algebraic sum of sequence currents is zero

If non-linear loads are connected to the power system, then (A) displacement power factor is same as the total power factor (B) displacement power factor is not equal to the total power factor (C) displacement power factor is due to harmonic currents (D) total power factor is due to fundamental component of current

With three resistances connected in parallel, if each dissipates 20 W the total power supplied by the voltage source equals?