computer-science-electronic-principles Related Question Answers
101. If a transistor operates at the middle of the load line, an increase in the current gain will move the Q point
102. What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding?
103. What is the inductive reactance of a 0.1-H coil that is operating at 1000 Hz?
104. Which one of the following is a statement of KirchhofFs voltage law?
105. What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm?
106. Current can flow through a normally open push button switch as long as:
107. Doubling the operating frequency of a purely capacitive circuit:
108. How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source?
109. An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current?
110. The total capacitance of a series capacitor circuit is:
111. Assuming 100% efficiency, what is the power being applied to the primary winding of the transformer described in the above question?
112. To get the Thevenin voltage, you have to
113. Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit?
114. When operating above its resonant frequency, a parallel RLC circuit has the characteristics of a:
115. Doubling the operating frequency of an inductive circuit:
116. A circuit has a Norton current of 10 mA and a Norton resistance of 10 kW. What is the Thevenin circuit?
117. Which one of the following statements is true?
118. A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding?
119. If a load resistance is 1 kW, a stiff voltage source has a resistance of
120. A typical light switch in your home is a:
121. Suppose the voltage from a power outlet is 120 Vrms. What is the peak voltage?
122. A device that converts thermal energy to electrical energy is called a:
123. How much power is being dissipated by a 1000 W resistance that has 25 V applied to it?
124. A device that converts chemical energy to electrical energy is called a:
125. Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value?
© 2002-2017 Omega Education PVT LTD...Privacy | Terms And Conditions
Question ANSWER With Solution