NEET Physics: Alternating Currents — MCQ Test 7

Q6. A sinusoidal voltage of peak value \( 283 \, \text{V} \) is applied to a \( 5 \, \Omega \) resistor. What is the rms current?

Q7. A \( 55 \, \text{mH} \) inductor is connected to a \( 110 \, \text{V} \), \( 60 \, \text{Hz} \) source. What is the peak current?

Q8. A \( 8 \, \mu\text{F} \) capacitor is connected to a \( 110 \, \text{V} \), \( 60 \, \text{Hz} \) source. What is the capacitive reactance?

Q9. What happens to the current in a purely inductive AC circuit when the frequency of the source decreases?

Q10. A \( 15 \, \mu\text{F} \) capacitor is connected to a \( 220 \, \text{V} \), \( 50 \, \text{Hz} \) source. What is the capacitive reactance?

NEET PhysicsAlternating Currents

Free MCQ Test 7 of 24

15:00

Sign in to save your score and view detailed explanations

Sign In Free
1Question 1 of 10
Medium

In an AC circuit with a resistor and inductor in series, what happens to the power factor if the inductance is increased?

More Sets — Alternating Currents

Next Chapter

Atoms And Nuclei

Explore individual Physics questions →

5,000+ questions with detailed solved answers in our Question Bank

About this NEET MCQ Test

This page provides a free online MCQ test for NEET Physics preparation, focusing specifically on the chapter Alternating Currents. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

0
Easy
10
Medium
0
Hard

Key concepts covered in this specific test include Resistor, Inductor, Inductance, Increased, Resonant, and Frequency.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. In an AC circuit with a resistor and inductor in series, what happens to the power factor if the inductance is increased?

  • A. It increases
  • B. It remains constant
  • C. It becomes 1
  • D. It decreases

Q2. A series LCR circuit has \( L = 4 \, \text{H} \), \( C = 10 \, \mu\text{F} \). What is the resonant angular frequency?

  • A. 158.1 rad/s
  • B. 160 rad/s
  • C. 165 rad/s
  • D. 170 rad/s

Q3. What is the key requirement for an AC circuit to exhibit resonance?

  • A. Presence of both inductance and capacitance
  • B. High resistance
  • C. Constant voltage source
  • D. Zero frequency

Q4. What is the role of a capacitor in improving the power factor of an AC circuit with an inductive load?

  • A. It increases resistance
  • B. It reduces frequency
  • C. It increases inductance
  • D. It counteracts the lagging current

Q5. A \( 90 \, \text{mH} \) inductor is connected to a \( 220 \, \text{V} \), \( 60 \, \text{Hz} \) AC source. What is the rms current?

  • A. 6.2 A
  • B. 6.49 A
  • C. 6.6 A
  • D. 6.8 A

+ 5 more questions in the actual test

Frequently Asked Questions

Is this practice set completely free?

Yes, all our chapter-wise practice sets are 100% free. You can practice as many times as you want without any hidden charges.

Are these questions relevant for the latest NEET syllabus?

Absolutely. Our content team regularly updates the question bank to strictly align with the latest NTA NEET syllabus and NCERT textbooks.

Can I view the solutions after the test?

Yes, once you submit the test, you will get an instant scorecard along with the correct answers and detailed explanations for every question.

About TopperSquare

TopperSquare is India's most advanced, student-centric learning platform designed specifically for medical and engineering aspirants. Our mission is to democratize high-quality education by providing premium practice materials, deep performance analytics, and structured test series.

Whether you are starting your preparation or giving final touches before the exam day, TopperSquare equips you with the right tools—from chapter-wise tests to full-length mock exams—to help you achieve your dream rank.

More Physics Chapters for NEET

Explore More NEET Subjects

Looking to strengthen other areas of your preparation? Check out our free chapter-wise question banks for all NEET subjects: