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1. A repetitive pulse with a 50% duty cycle is being applied to the input of an RC integrator. If […]

11. The steady-state condition of an integrator is reached after 5 time constants regardless of the number of input pulses

6. If the output of an RC integrator is zero volts, the capacitor might be open. A.     True    B.

1. A repetitive pulse with a 50% duty cycle is being applied to the input of an RC integrator. If

11. How long will it take the capacitor in the given circuit to discharge? A.     16.4 mu.gifs B.   

6. In the given circuit, what must the pulse width and time between pulses be to allow the capacitor to

1. What voltage will the capacitor charge up to in the given circuit for the single input pulse shown? A.

11. If you increase the rotational speed of the conductor in a basic generator, the frequency of the resulting sine

6. The instantaneous voltage at 120° on a 5 V peak sine wave equals about –4.33 V. A.     True  

1. One revolution of a conductor through the magnetic field of a basic generator will produce two complete sine waves.

16. What is the average voltage when a rectangular wave’s base line voltage is 20 V, its peak-to-peak voltage is

6. What is the instantaneous peak voltage at 250° on a 6 V peak sine wave? A.     +5.64 V

1. What type of waveform is shown in the given circuit? A.     Sine wave B.     Square wave C.

26. Which unit of charge contains 6.25 × 1018 electrons? A.     An ampere    B.     A coulomb C.   

21. One coulomb passing a point in one second is one: A.     ampere    B.     volt C.     ohm  

26. Which unit of charge contains 6.25 × 1018 electrons? A.     An ampere    B.     A coulomb C.   

21. One coulomb passing a point in one second is one: A.     ampere    B.     volt C.     ohm  

16. Which voltage source converts chemical energy to electrical energy? A.     Electrical generator B.     Battery C.     Solar

11. A voltmeter is used: A.     to measure current B.     in series with the circuit C.     in

6. The battery symbol is: A.     mca1_1009a1.gif B.     mca1_1009b1.gif C.     mca1_1009c1.gif D.     mca1_1009d1.gif Answer & Explanation

1. What is the color code for a 220 omega.gif 5% resistor? A.     Red, Red, Brown, Gold B.   

1. A reverse biased diode will act as an open switch. A.     True    B.     False Answer & Explanation

1. A reverse biased diode will act as an open switch. A.     True    B.     False Answer & Explanation

46. In a power supply diagram, which block indicates a pulsating dc output? A.     transformer    B.     filter C.

41. Providing a constant output regardless of ac input or load resistance changes is the function of a: A.