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The parallel combination of a 6.8 kΩ resistor and a 10 kΩ resistor is in series with the parallel combination of a 2.2 kΩ resistor and a 1 kΩ resistor. A 100 V source is connected across the circuit. The resistor(s) with the greatest voltage drop is (are)
Two resistors are in series: a 5.6 kΩ resistor and a 4.7 kΩ resistor. The voltage drop across the 5.6 kΩ resistor is 10 V. The voltage across the 4.7 kΩ resistor is
What are the steps required in sequence to solve a circuit using superposition theorem? (a) Select any one source and short circuit all other voltage sources. (b) Find out the current or voltage across the required element, due to the source under consideration. (c) Open all current sources, if the internal impedance is not known. If known replace them by their impedances. (d) Add all the individual effects produced by individual sources to obtain the total current in or across the voltage element. Code :
Determine the source voltage if voltage across resistance is 70V and the voltage across inductor is 20V as shown in the figure.
Find the voltage across 2Ω resistor due to 20V source in the following circuit.
series R-C circuit consists of resistor of 10 and capacitor of 0.1F as shown in the figure. A constant voltage of 20V is applied to the circuit at t = 0. What is the current in the circuit at t = 0?
Consider a capacitor and resistor connected in series to a sinusoidal voltage source. The voltage across the capacitor lags the voltage across the resistor by an angle θ degrees. What is the value of θ?
Consider the circuit shown below. Find the voltage across 2Ω resistor due to the 10V voltage source using Superposition theorem.
The input voltage V1 of the circuit the circuit is 2V and resistor has a resistance of 1KΩ. The cut-in voltage of the silicon diode is 0.7V and the reverse saturation current is 10-8A. The temperature at which diode operates is 30°C. The voltage across resistor when diode starts conducting is _________________
Availability of drinking water is continuously decreasing. The government decided to identify those sources of drinking water which getting polluted. The following table depicts the number of polluted sources in a district. Source of drinking water getting polluted Number Wells 24 Handpump 12 Dam 12 Borewell 6 Ponds 18 The pictograph table for the above table will be (A) Source of drinking water getting polluted Number symbol = 6 source Wells Handpump Dam Borewell Ponds (B) Source of drinking water getting polluted Number symbol  = 6 source Wells Handpump Dam Borewell Ponds (C) Source of drinking water getting polluted Number symbol  = 6 source Wells Handpump Dam Borewell Ponds (D) Source of drinking water getting polluted Number symbol  = 6 source Wells Handpump Dam Borewell Ponds