Electrical Engineering Mcqs — Test 72
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Question 1
The following resistors are in parallel across a voltage source: 220Ω , 470Ω , and 560Ω . The resistor with the least current is______________?
Question 2
Six resistors are in parallel. The two lowest-value resistors are both 1.2 kΩ. The total resistance_____________?
Question 3
In Colpitt’s oscillator, feedback is obtained___________?
Question 4
Six resistors are in parallel. The two lowest-value resistors are both 1.2 kΩ. The total resistance______________?
Question 5
Four resistors are connected in parallel. Fifteen mA flows through resistor R. If the second resistor is 2R, the third resistor 3R, and the fourth resistor 4R, the total current in the circuit is______________?
Question 6
In an LC oscillator, if the value of L is increased four times, the frequency of oscillations is __________?
Question 7
The following currents are measured in the same direction in a three-branch parallel circuit: 200 mA, 340 mA, and 700 mA. The value of the current into the junction of these branches is____________?
Question 8
If one of the resistors in a parallel circuit is removed, the total resistance_____________?
Question 9
The signal generator generally used in the laboratories is___________oscillator?
Question 10
There is a total of 800 mA of current into four parallel resistors. The currents through three of the resistors are 40 mA, 70 mA, and 200 mA. The current through the fourth resistor is______________?