Navigation Menu

Public Sector Private Sector Admissions in Punjab Admissions in KPK Admissions in Sindh Admissions in Balochistan Admissions in AJK

Public Sector Private Sector Universities in Punjab Universities in KPK Universities in Sindh Universities in Balochistan Universities in AJK

Public Sector Private Sector Semi-Govt (NUMS)

Scholarships in USA Scholarships in UK Scholarships in Canada Scholarships in Australia Scholarships in Europe Scholarships in Asia Scholarships in Africa

Full Length Papers AFNS Cadet Colleges Test ECAT FAST GIKI HAT General HAT Subject HEC ETC HEC LAT ISSB Initial Tests Join PAF Join Pak Navy KMU CAT MDCAT NCAT NTS NTS GAT General NTS GAT Subject NUST NET PU AHS PU COM PU CSS PU E PU GS PU M SZABMU AHS

ACT GMAT GRE General GRE Subject IELTS OET SAT TOEFL

ACCA CAIA CFA CPA FRM

MCAT

About Us Contact Us Disclaimer Privacy Policy

PAK PakAdmissions

Home |

Admissions

Public Sector Private Sector Admissions in Punjab Admissions in KPK Admissions in Sindh Admissions in Balochistan Admissions in AJK

|

Public Sector Private Sector Universities in Punjab Universities in KPK Universities in Sindh Universities in Balochistan Universities in AJK

|

Public Sector Private Sector Semi-Govt (NUMS)

|

Scholarships in USA Scholarships in UK Scholarships in Canada Scholarships in Australia Scholarships in Europe Scholarships in Asia Scholarships in Africa

|

Full Length Papers AFNS Cadet Colleges Test ECAT FAST GIKI HAT General HAT Subject HEC ETC HEC LAT ISSB Initial Tests Join PAF Join Pak Navy KMU CAT MDCAT NCAT NTS NTS GAT General NTS GAT Subject NUST NET PU AHS PU COM PU CSS PU E PU GS PU M SZABMU AHS

|

International Tests

ACT GMAT GRE General GRE Subject IELTS OET SAT TOEFL

|

Professional Exam Quiz

ACCA CAIA CFA CPA FRM

|

Other Quiz

MCAT

| News | Blog

PU CSS 2026 Practice Test Physics Physical Optics Free Quiz 1

PU CSS Quiz

10:00

Answered: 0 / 10

Remaining: 10

Navigator 10 Q

General

PU CSS 2026 Practice Test Physics Physical Optics Free Quiz 1

Practice PU CSS 2026 Physics MCQs from Physical Optics. Get instant results with Explanation.

General10 MCQs

1. What is the nature of light?

A. Wave-particle dualityB. Only wave natureC. Only particle natureD. Neither wave nor particle

2. What is the speed of light in vacuum?

A. 3 × 10⁷ m/sB. 3 × 10⁸ m/sC. 3 × 10⁹ m/sD. 3 × 10⁶ m/s

3. Which of the following is an electromagnetic wave?

A. Sound wavesB. Water wavesC. Seismic wavesD. Light waves

4. What is interference of light?

A. Superposition of wavesB. Bending of waves around obstaclesC. Restriction of wave vibrationsD. Bending of waves at a boundary

5. When does destructive interference occur?

A. Waves are in phaseB. Waves have different frequenciesC. Waves are out of phaseD. Waves have different amplitudes

General10 MCQs

6. What is the condition for constructive interference in Young's double slit experiment?

A. (m+1/2)λB. (m+1/2)λC. (m+1/4)λD. mλ

7. What is the condition for destructive interference in Young's double slit experiment?

A. (m+1/2)λB. mλC. (m+1/4)λD. (m+3/4)λ

8. What is diffraction?

A. Bending of waves around obstaclesB. Superposition of wavesC. Restriction of wave vibrationsD. Bouncing of waves from a surface

9. When is diffraction most pronounced?

A. Wavelength is much smaller than obstacle sizeB. Wavelength is comparable to obstacle sizeC. Wavelength is much larger than obstacle sizeD. Wavelength is zero

10. What is special about the central maximum in single slit diffraction?

A. All maxima have equal widthB. Central maximum is narrowerC. Central maximum is twice as wideD. Central maximum is absent

📋 PU CSS - Test Online Practice Quizzes

Punjab University Entry Test PU-CSS

Conducting Body: University of The Punjab (PU)

Frequency: Bi-Annual | Time: 80 Minutes

Negative Marking: No

⚡ Test Pattern (Total: 100 MCQs):

English: 20 MCQs
Maths: 20 MCQs
Computer Science: 20 MCQs
Physics: 20 MCQs
Quantitative Reasoning: 20 MCQs

Merit Formula: Merit Formula: Intermediat 50% Matric 25% PU M Entry Test 25%

Practice PU CSS MCQs Read PU CSS Guide

Quick Links

Latest Admissions

University of Agriculture Dera Ismail Khan

Rawalpindi Women University (RWU)

International Scholarships

MBZUAI Scholarships 2027 | Fully Funded UAE Scholarship

HEC National Research Program for Universities (NRPU)

Popular Medical Colleges

Nishtar Institute of Dentistry (NID)

Saidu Dental College (SDC)

Khyber Medical College Peshawar (KMC)

Popular Universities

Akhuwat College for Women Chakwal

National University of Modern languages Hyderabad Campus NUML-HYD

Pakistan Institute of Professional Studies (PIPS) Abbottabad

MBBS Seats Closing Merit Aggt Calculator

Home All Quizzes Medical Colleges

Punjab University Entry Test PU-CSS Free Quizzes

Computer Science English Maths Physics

Punjab University Entry Test PU-CSS Quick Quiz

Rotational and Circular Motion Vectors and Equilibrium Fluid Dynamics Nuclear Physics Electromagnetic Induction Oscillations Work and Energy Electrostatics

Previous Quiz Next Quiz

International Scholarships

Dalian University of Technology President Scholarships in China

Bilkent University Scholarship in Turkey

The International Elite Pioneer Program at Fudan University China

© 2026 Pak Admissions. All Rights Reserved.

About Us Contact Us Disclaimer Privacy Policy