NEET Physics: Work Energy and Power — Free Practice Set 12 (10 MCQs)

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Physics preparation, focusing specifically on the chapter Work Energy and Power. 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 Encounters, Frictionless, Collides, Elastically, Fraction, and Retained.

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. A \( 8 \, \text{kg} \) block at \( 14 \, \text{m/s} \) encounters a force \( F = \frac{-3}{x} \, \text{N} \) from \( x = 1.2 \, \text{m} \) to \( x = 6 \, \text{m} \). What is the final speed?

A. 13.7 m/s
B. 13.9 m/s
C. 14.1 m/s
D. 14.3 m/s

Q2. A \( 5 \, \text{kg} \) block slides down a frictionless incline from \( 9 \, \text{m} \) height. What is its speed at the bottom? (Take \( g = 10 \, \text{m/s}^2 \))

A. 13 m/s
B. 13.4 m/s
C. 14 m/s
D. 14.5 m/s

Q3. A \( 2.5 \, \text{kg} \) block at \( 7 \, \text{m/s} \) encounters a force \( F = \frac{-0.9}{x} \, \text{N} \) from \( x = 0.4 \, \text{m} \) to \( x = 2 \, \text{m} \). What is the final speed?

A. 6.7 m/s
B. 6.9 m/s
C. 7.1 m/s
D. 7.3 m/s

Q4. A neutron (\( 1 \, \text{u} \)) at \( 4 \times 10^6 \, \text{m/s} \) collides elastically with a carbon (\( 12 \, \text{u} \)). What fraction of its kinetic energy is retained?

A. 0.68
B. 0.72
C. 0.75
D. 0.78

Q5. A \( 15 \, \text{g} \) bullet at \( 800 \, \text{m/s} \) emerges from a target with \( 25\% \) of its initial kinetic energy. What is its emergent speed?

A. 380 m/s
B. 400 m/s
C. 420 m/s
D. 440 m/s

+ 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.

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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.

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Preview of Questions in this Test

Q1. A \( 8 \, \text{kg} \) block at \( 14 \, \text{m/s} \) encounters a force \( F = \frac{-3}{x} \, \text{N} \) from \( x = 1.2 \, \text{m} \) to \( x = 6 \, \text{m} \). What is the final speed?

Q2. A \( 5 \, \text{kg} \) block slides down a frictionless incline from \( 9 \, \text{m} \) height. What is its speed at the bottom? (Take \( g = 10 \, \text{m/s}^2 \))

Q3. A \( 2.5 \, \text{kg} \) block at \( 7 \, \text{m/s} \) encounters a force \( F = \frac{-0.9}{x} \, \text{N} \) from \( x = 0.4 \, \text{m} \) to \( x = 2 \, \text{m} \). What is the final speed?

Q4. A neutron (\( 1 \, \text{u} \)) at \( 4 \times 10^6 \, \text{m/s} \) collides elastically with a carbon (\( 12 \, \text{u} \)). What fraction of its kinetic energy is retained?

Q5. A \( 15 \, \text{g} \) bullet at \( 800 \, \text{m/s} \) emerges from a target with \( 25\% \) of its initial kinetic energy. What is its emergent speed?

Frequently Asked Questions

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NEET Physics: Work Energy and Power — MCQ Test 12

Q6. A \( 11 \, \text{kg} \) mass at \( 6 \, \text{m/s} \) collides inelastically with a stationary \( 4 \, \text{kg} \) mass. What is the final speed?

Q7. A \( 1.5 \, \text{kg} \) block slides down a frictionless incline from \( 12 \, \text{m} \) height. What is its speed at the bottom? (Take \( g = 10 \, \text{m/s}^2 \))

Q8. A \( 9 \, \text{kg} \) mass at \( 15 \, \text{m/s} \) collides elastically with an identical stationary mass. What is the speed of the first mass after collision?

Q9. A \( 2.5 \, \text{kg} \) mass falls from \( 8 \, \text{m} \) onto a spring (\( k = 1000 \, \text{N/m} \)). What is the maximum compression? (Take \( g = 10 \, \text{m/s}^2 \))

Q10. A pendulum bob of mass \( 2 \, \text{kg} \) is given a horizontal velocity \( v_0 \) at the bottom to just complete a vertical circle of radius \( 1.5 \, \text{m} \). What is \( v_0 \)? (Take \( g = 10 \, \text{m/s}^2 \))

NEET Physics — Work Energy and Power

Accelerate Your NEET Preparation

Question Bank

Practice Tests

NEET PYQs

AI Analytics

About this NEET MCQ Test

Preview of Questions in this Test

Q1. A \( 8 \, \text{kg} \) block at \( 14 \, \text{m/s} \) encounters a force \( F = \frac{-3}{x} \, \text{N} \) from \( x = 1.2 \, \text{m} \) to \( x = 6 \, \text{m} \). What is the final speed?

Q2. A \( 5 \, \text{kg} \) block slides down a frictionless incline from \( 9 \, \text{m} \) height. What is its speed at the bottom? (Take \( g = 10 \, \text{m/s}^2 \))

Q3. A \( 2.5 \, \text{kg} \) block at \( 7 \, \text{m/s} \) encounters a force \( F = \frac{-0.9}{x} \, \text{N} \) from \( x = 0.4 \, \text{m} \) to \( x = 2 \, \text{m} \). What is the final speed?

Q4. A neutron (\( 1 \, \text{u} \)) at \( 4 \times 10^6 \, \text{m/s} \) collides elastically with a carbon (\( 12 \, \text{u} \)). What fraction of its kinetic energy is retained?

Q5. A \( 15 \, \text{g} \) bullet at \( 800 \, \text{m/s} \) emerges from a target with \( 25\% \) of its initial kinetic energy. What is its emergent speed?

Frequently Asked Questions

Is this practice set completely free?

Are these questions relevant for the latest NEET syllabus?

Can I view the solutions after the test?

About TopperSquare

More Physics Chapters for NEET

Explore More NEET Subjects

Everything you need to crack NEET