Single Phase Series Circuits MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Single Phase Series Circuits, a fundamental topic in the field of Basic Electrical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Single Phase Series Circuits MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Single Phase Series Circuits mcq questions that explore various aspects of Single Phase Series Circuits problems. Each MCQ is crafted to challenge your understanding of Single Phase Series Circuits principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Electrical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Single Phase Series Circuits MCQs are your pathway to success in mastering this essential Basic Electrical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Single Phase Series Circuits. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Single Phase Series Circuits knowledge to the test? Let's get started with our carefully curated MCQs!

Single Phase Series Circuits MCQs | Page 3 of 7

Q21.
A resistance of 7 ohm is connected in series with an inductance of 31.8mH. The circuit is connected to a 100V 50Hz sinusoidal supply. Calculate the voltage across the resistor.
Discuss
Answer: (b).57.4V
Q22.
A resistance of 7 ohm is connected in series with an inductance of 31.8mH. The circuit is connected to a 100V 50Hz sinusoidal supply. Calculate the voltage across the inductor.
Discuss
Answer: (b).82V
Q23.
A resistance of 7 ohm is connected in series with an inductance of 31.8mH. The circuit is connected to a x V 50Hz sinusoidal supply. The current in the circuit is 8.2A. Calculate the value of x.
Discuss
Answer: (c).100V
Q24.
Which, among the following, is the correct expression for φ.
Discuss
Answer: (a).φ=tan¯¹ (XL/R)
Q25.
For an RL circuit, the phase angle is always ________
Discuss
Answer: (b).Negative
Q26.
What is φ in terms of voltage?
Discuss
Answer: (c).φ=cos¯¹VR/V
Q27.
What is sinϕ from impedance triangle?
Discuss
Answer: (b).Xₗ/Z
Q28.
What is the resonance frequency of ac circuit?
Discuss
Answer: (a).1/√LC
Q29.
What is impedance at resonance?
Discuss
Answer: (b).minimum
Q30.
What is the value of impedance at resonance?
Discuss
Answer: (c).R
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