NEET Physics: Dual Nature of Matter — MCQ Test 4

Q6. A photon of frequency \( 7.0 \times 10^{14} \, \text{Hz} \) has what momentum? (Take \( h = 6.63 \times 10^{-34} \, \text{J s} \), \( c = 3 \times 10^8 \, \text{m/s} \))

Q7. A particle of mass \( 2.5 \times 10^{-29} \, \text{kg} \) has a de Broglie wavelength of \( 0.5 \, \text{nm} \). What is its speed?

Q8. Light of frequency \( 7.5 \times 10^{14} \, \text{Hz} \) is incident on a metal with work function \( 2.5 \, \text{eV} \). What is the maximum kinetic energy of emitted electrons in eV? (Take \( h = 6.63 \times 10^{-34} \, \text{J s} \), \( 1 \, \text{eV} = 1.6 \times 10^{-19} \, \text{J} \))

Q9. The work function of a metal is \( 2.4 \, \text{eV} \). Light of wavelength \( 350 \, \text{nm} \) is incident on it. What is the maximum speed of emitted electrons? (Take \( h c = 1240 \, \text{eV nm} \), \( m_e = 9.11 \times 10^{-31} \, \text{kg} \))

Q10. The de Broglie wavelength of an electron is \( 0.15 \, \text{nm} \). What is its speed? (Take \( h = 6.63 \times 10^{-34} \, \text{J s} \), \( m_e = 9.11 \times 10^{-31} \, \text{kg} \))

NEET Physics — Dual Nature of Matter

Free MCQ Test 4 of 9

15:00

Sign in to save your score and view detailed explanations

Sign In Free
1Question 1 of 10
Medium

Light of frequency 6.5×1014 Hz6.5 \times 10^{14} \, \text{Hz} is incident on a metal with work function 2.3 eV 2.3 \, \text{eV}. What is the maximum kinetic energy in eV? (Take h=6.63×10−34 J sh = 6.63 \times 10^{-34} \, \text{J s})

More Sets — Dual Nature of Matter

MCQ Test 110 MCQsMCQ Test 210 MCQsMCQ Test 310 MCQsMCQ Test 410 MCQsMCQ Test 510 MCQsMCQ Test 610 MCQsMCQ Test 710 MCQsMCQ Test 810 MCQsMCQ Test 910 MCQs

Accelerate Your NEET Preparation

Access our comprehensive suite of tools designed to help you master Physics and ace your medical entrance exam.

Question Bank

50,000+ detailed solved MCQs covering every concept.

Practice Tests

Chapter-wise timed mock tests to build speed and accuracy.

NEET PYQs

Previous Year Questions spanning the last 15 years.

AI Analytics

Deep insights into your weak areas and test performance.

Previous Chapter

Current Electricity

Next Chapter

Electric Charges And Fields

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 Dual Nature of Matter. 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 Frequency, Incident, Function, Following, Observations, and Contradicts.

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.

Light of frequency 6.5×1014 Hz6.5 \times 10^{14} \, \text{Hz} is incident on a metal with work function 2.3 eV 2.3 \, \text{eV}. What is the maximum kinetic energy in eV? (Take h=6.63×10−34 J sh = 6.63 \times 10^{-34} \, \text{J s})

  • A.

    0.3 eV

  • B.

    0.393 eV

  • C.

    0.5 eV

  • D.

    0.6 eV

Q2.

Which of the following observations contradicts the wave theory of light in the photoelectric effect?

  • A.

    Dependence on intensity

  • B.

    Increase in photocurrent

  • C.

    Instantaneous emission

  • D.

    Wave interference

Q3.

Which phenomenon provided evidence that light behaves as if it consists of quanta of energy?

  • A.

    Diffraction

  • B.

    Interference

  • C.

    Photoelectric effect

  • D.

    Polarization

Q4.

The threshold frequency of a metal is 5.0×1014 Hz5.0 \times 10^{14} \, \text{Hz}. What is the stopping potential for light of frequency 7.0×1014 Hz7.0 \times 10^{14} \, \text{Hz}? (Take h=6.63×10−34 J sh = 6.63 \times 10^{-34} \, \text{J s}, e=1.6×10−19 Ce = 1.6 \times 10^{-19} \, \text{C})

  • A.

    0.7 V

  • B.

    0.8 V

  • C.

    0.828 V

  • D.

    0.9 V

Q5.

A photon of energy 2.5 eV2.5 \, \text{eV} strikes a metal surface. The stopping potential is 0.8 V0.8 \, \text{V}. What is the maximum speed of emitted electrons? (Take me=9.11×10−31 kgm_e = 9.11 \times 10^{-31} \, \text{kg})

  • A.

    5.0 × 10⁵ m/s

  • B.

    5.2 × 10⁵ m/s

  • C.

    5.5 × 10⁵ m/s

  • D.

    5.3 × 10⁵ 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.

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

• Alternating Currents• Atoms And Nuclei• Behaviour Of Perfect Gas And Kinetic Theory• Current Electricity• Dual Nature Of Matter• Electric Charges And Fields• Electromagnetic Induction• Electromagnetic Waves• Electronic Devices• Electrostatic Potential And Capacitance• Electrostatics• Gravitation• Kinematics• Laws Of Motion• Magnetic Effects Of Current And Magnetism• Magnetism And Matter• Mechanical Properties Of Fluids• Mechanical Properties Of Solids• Motion In A Plane• Oscillations• Properties Of Bulk Matter• Ray Optics• System Of Particles And Rotational Motion• Thermal Properties Of Matter• Thermodynamics• Units And Measurements• Wave Optics• Waves• Work Energy And Power

Explore More NEET Subjects

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

NEET biologyNEET chemistryNEET physicsAll NEET Questions

Why 32,000+ students choose TopperSquare

Everything you need to crack NEET

15,000+ Chapter MCQs

Physics, Chemistry, Biology — chapter-wise, topic-wise practice

AI Performance Analytics

Know your weak topics. Get a personalised study plan.

Full NEET Mock Tests

180 questions, timed, with detailed score analysis

PYQ Sets 2010–2024

15 years of past papers with solved explanations

Start Practising Free

No credit card · 30-second signup · Free forever plan included