QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |ALREADY GRADED A+||BRAND
NEW VERSION!!
An SCR - CORRECT ANSWER- What does the symbol shown below represent?
5 seconds - CORRECT ANSWER- What is the length of time required to charge a 500-
microfarad capacitor in series with a 10K ohm resistor to the maximum applied
voltage of 125 VDC? (TC = R x C)
It is nearly equal to the emitter current - CORRECT ANSWER- Which of the following is
correct about collector current of a transistor?
4400 pounds - CORRECT ANSWER- The entire cab assembly, including the car sling, cab
doors, operator, etc., weighs 3400 lbs. The capacity of the elevator is 2500 lbs.
The car must be counterweighted at 40% of capacity plus the weight of the car
assembly. What is the weight of the counterweight assembly?
The ability to resist changes in current flow - CORRECT ANSWER- What is the most
important property an inductor possesses?
, Placing two capacitors in series decreases the capacitance. - CORRECT ANSWER- Which
statement is correct regarding capacitors?
Dielectric - CORRECT ANSWER- Which of the following factors determines the voltage
rating of a capacitor?
A resistor is placed in series with the capacitor - CORRECT ANSWER- What is usually
done to protect large capacitors during charging?
Excessive current in the coil circuit - CORRECT ANSWER- An MOV placed around a relay
coil for voltage spike suppression has shorted. What would the effects be?
They may be polarity sensitive - CORRECT ANSWER- Which of the following do you need
to be aware of when using electrolytic capacitors?
A low (0) on input A and a high (1) on input B - CORRECT ANSWER- Refer to figure 7.
What inputs are necessary to get a low (0) on the output?
To help drain voltage when power is removed - CORRECT ANSWER- Why are bleeder
resistors sometimes connected across high voltage capacitors?
350uf/150VDC - CORRECT ANSWER- What is the total capacitance and the maximum
applied voltage for the circuit in figure 8?