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Test: Basic Electronics - 5 - Electrical Engineering (EE) MCQ


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25 Questions MCQ Test - Test: Basic Electronics - 5

Test: Basic Electronics - 5 for Electrical Engineering (EE) 2024 is part of Electrical Engineering (EE) preparation. The Test: Basic Electronics - 5 questions and answers have been prepared according to the Electrical Engineering (EE) exam syllabus.The Test: Basic Electronics - 5 MCQs are made for Electrical Engineering (EE) 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Basic Electronics - 5 below.
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Test: Basic Electronics - 5 - Question 1

The period of a wave is -

Test: Basic Electronics - 5 - Question 2

The form factor is the ratio of -

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Test: Basic Electronics - 5 - Question 3

The time period of a sine wave is 1/50​ seconds.Its frequency is -

Test: Basic Electronics - 5 - Question 4

A heater is rated as 230 V, 10 KW, AC. The value 230 V refers to –

Test: Basic Electronics - 5 - Question 5

The r.m.s. value of a sine wave is 200 V. Its average value is –

Test: Basic Electronics - 5 - Question 6

Two waves of the same frequency have opposite phase when the phase angle between them is–

Test: Basic Electronics - 5 - Question 7

The power consumed in a circuit element will be least when the phase difference between the current and voltage is –

Test: Basic Electronics - 5 - Question 8

The r.m.s value and mean value is the same in the case of –

Test: Basic Electronics - 5 - Question 9

For a sine wave with peak value Emax the average value is –when the phase difference between the current and voltage is –

Test: Basic Electronics - 5 - Question 10

Two sinusoidal currents are given by i1 = 100 sin (wt + p / 3) and

i2 = 150 sin (wt + p / 4) The phase difference between them is ......degrees.

Test: Basic Electronics - 5 - Question 11

The r.m.s value of a half-wave rectified current is 100 A. Its value for full-wave rectification would be.......amperes.

Test: Basic Electronics - 5 - Question 12

The r.m.s. value of sinusoidal A. C. current is equal to its value at an angle of ... degrees–

Test: Basic Electronics - 5 - Question 13

Capacitive reactance is more when–

Test: Basic Electronics - 5 - Question 14

In a series resonant circuit, the impedance of the circuit is –

Test: Basic Electronics - 5 - Question 15

Inductance affects the direct current flow–

Test: Basic Electronics - 5 - Question 16

All the rules and laws of D.C. circuit also supply to A.C. circuit containing–

Test: Basic Electronics - 5 - Question 17

The double energy transient occur in the –

Test: Basic Electronics - 5 - Question 18

The power factor at resonance in R-L-C parallel circuit is –

Test: Basic Electronics - 5 - Question 19

In a pure resistive circuit–

Test: Basic Electronics - 5 - Question 20

Which of the following circuit component opposes the change in the circuit voltage–
 

Test: Basic Electronics - 5 - Question 21

In a purely inductive circuit–

Test: Basic Electronics - 5 - Question 22

Power factor of electric bulb is –

Test: Basic Electronics - 5 - Question 23

The time constant of a series R-C circuit is given by –

Test: Basic Electronics - 5 - Question 24

If resistance is 20W and inductance is 2 H in a R–L series circuit, then time constant of this circuit will be –

Test: Basic Electronics - 5 - Question 25

The safest value of current the human body can carry for more than 3 second is –

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