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Ac Circuits Questions

Practice 11 Ac Circuits questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

๐Ÿ“š
11
Total Questions
๐ŸŸข
3
Easy
๐ŸŸก
7
Medium
๐Ÿ”ด
1
Hard
Practice by Exam:Physics(11)

About AC Circuits โ€” practice questions, PYQs & concepts

AC Circuits is a frequently-tested topic on Physics. ExamTest.live currently lists 11 AC Circuits questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year โ€” every answer key is free, no sign-up required.

AC Circuits weight in competitive exams

Across our AC Circuits question bank, the largest sources are Physics (11). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 3 easy AC Circuits questions are available โ€” build fluency before moving up.
  • Target weak years: Use the year filter to focus on the most recent 2026 paper or older PYQs you have not attempted.
  • Time yourself: Every question shows the average solve time so you can benchmark your speed against other students.
  • Read every explanation: Even on questions you got right โ€” the explanation often surfaces a faster approach you can reuse.

All Ac Circuits Questions(1โ€“11 of 11)

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Q1mediummcqPhysicsNEET (UG) 20242026
A capacitor is connected to a source. The peak current in the circuit is nearly ():
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Q2mediummcqPhysicsAIEEE2026
The self inductance of the motor of an electric fan is . In order to impart maximum power at , it should be connected to a capacitance of:
Q3easymcqPhysicsAIEEE2026
A circuit has a resistance of and an impedance of . The power factor of the circuit will be:
Q4easymcqPhysicsAIEEE2026
The phase difference between the alternating current and emf is . Which of the following cannot be the constituent of the circuit?
Q5mediummcqPhysicsAIEEE2026
In a series circuit and the voltage and the frequency of the main supply is and respectively. On taking out the capacitance from the circuit the current lags behind the voltage by . On taking out the inductor from the circuit the current leads the voltage by . The power dissipated in the circuit is:
Q6mediummcqPhysicsFIITJEE AIEEE 2011 (Set Q)2026
A fully charged capacitor with initial charge is connected to a coil of self inductance at . The time at which the energy is stored equally between the electric and the magnetic field is:
Q7mediummcqPhysicsPhysics
What is the value of inductance for which the current is a maximum in a series circuit with and ?
Q8mediummcqPhysicsPhysics
The primary and secondary coils of a transformer have and turns respectively. If the magnetic flux linked with the primary coil is given by , where is in weber, is time in second and is a constant, the output voltage across the secondary coil is:
Q9mediummcqPhysicsPhysics
A transformer is used to light a and lamp from a mains. If the main current is , the efficiency of the transformer is approximately:
Q10easymcqPhysicsPhysics
A small signal voltage is applied across an ideal capacitor :
Q11hardmcqPhysicsPhysics
An inductor , a capacitor and a resistor are connected in series across a source of emf . The power loss in A.C. circuit is:

Frequently Asked Questions

How many Ac Circuits questions are on ExamTest.live?โ–ผ
We have 11 Ac Circuits questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Ac Circuits MCQs free?โ–ผ
Yes. All Ac Circuits questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Ac Circuits questions?โ–ผ
Ac Circuits questions are commonly asked in Physics. You can filter by exam using the links above.
How do I practice Ac Circuits questions effectively?โ–ผ
Start with easy questions to build confidence, then tackle medium and hard ones. Use the filter buttons to sort by difficulty. Reveal the answer only after attempting each question, and read the explanation thoroughly.