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Physics Questions

Practice 169 Physics questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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169
Total Questions
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36
Easy
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131
Medium
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2
Hard
Practice by Exam:General Science(58)Mathematics and Science(36)General Awareness(17)General Studies(16)General Knowledge(14)Science(9)Physics(7)General Knowledge and General Awareness(5)

About Physics — practice questions, PYQs & concepts

Physics is a frequently-tested topic on General Science, Mathematics and Science, General Awareness. ExamTest.live currently lists 169 Physics questions spanning previous-year papers from 2017 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 — every answer key is free, no sign-up required.

Physics weight in competitive exams

Across our Physics question bank, the largest sources are General Science (58), Mathematics and Science (36), General Awareness (17), General Studies (16) and General Knowledge (14). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 36 easy Physics questions are available — 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 — the explanation often surfaces a faster approach you can reuse.

All Physics Questions(1–100 of 169)

2 pages
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Q1easymcqGeneral AwarenessSSC Selection Post 2021 Matriculation Level2026
14% accuracy
A ________ is an electrical device that converts alternating current to direct current which flows only in one direction.
Q2mediummcqGeneral AwarenessSSC Exam2026
7% accuracy
Using Fleming's right-hand rule, in which direction will the current flow if the direction of magnetic field is towards north and the conductor is moving vertically upward?
Q3mediummcqGeneral KnowledgeStaff Selection Commission2026
0% accuracy
In projectile motion, the total flight time is _________.
Q4mediummcqScienceSSC CGL2026
100% accuracy
Unit of impedance is __________.
Q5mediummcqScienceSSC CGL2026
33% accuracy
Alpha particles are __________.
Q6mediummcqGeneral AwarenessCompetitive Exam2026
0% accuracy
In physics, steradian is a unit of:
Q7mediummcqScienceSSC General Awareness2026
50% accuracy
What is the unit of the physical quantity, (Radioactive) Activity?
Q8mediummcqGeneral StudiesWBCS Prelims 20182026
0% accuracy
Q9mediummcqGeneral ScienceSSC CGL2026
50% accuracy
Find the power of a convex lens if the image formed is at a distance of 20 cm from the lens when the object is placed on the other side of the lens at 25 cm from the optical centre?
Q10mediummcqScienceSSC General Awareness2026
0% accuracy
Splitting of light into different colours is called ______.
Q11mediummcqGeneral ScienceSSC CGL2026
50% accuracy
What is the unit of the physical quantity "Capacitance"?
Q12mediummcqGeneral StudiesWBCS Prelims 20182026
0% accuracy
Short-sight defect could be corrected by a:
Q13easymcqGeneral KnowledgeGovernment Recruitment Exam Practice Paper2026
0% accuracy
Which element is essential for the production of nuclear energy?
Q14mediummcqGeneral ScienceCompetitive Exam2026
0% accuracy
A body is floating in a liquid partly immersed. The body and the liquid are taken to the moon. The body
Q15easymcqGeneral ScienceCompetitive Exam2026
0% accuracy
A stone tied to a string is whirled in a circle. As it was revolving, the rope suddenly snaps. Then
Q16mediummcqGeneral Knowledge and General AwarenessSSC CPO 20242026
0% accuracy
Which phenomenon is the exact opposite of solidification?
Q17mediummcqGeneral ScienceCompetitive Exam2026
0% accuracy
Kaleidoscope was invented by ______.
Q18mediummcqGeneral ScienceSSC CGL2026
0% accuracy
In a streamline flow, _________ at every point in the fluid remains same.
Q19mediummcqGeneral KnowledgeSSC CGL2026
0% accuracy
Who won Nobel prize for Physics in 2015?
Q20mediummcqGeneral ScienceSSC CGL2026
0% accuracy
______ states that internal energy is a function of state and the increase in internal energy is equal to the sum of the heat supplied to system and work done by the system.
Q21mediummcqGeneral ScienceSSC CGL2026
0% accuracy
Who invented the Vacuum Flask?
Q22mediummcqGeneral ScienceSSC CGL2026
0% accuracy
Find the power of a convex lens if the image formed is at a distance of 16 cm from the lens when the object is placed on the other side of the lens at 20 cm from the optical centre?
Q23mediummcqGeneral StudiesCompetitive Exam2026
100% accuracy
Hydraulic press is based on
Q24easymcqGeneral AwarenessSSC Selection Post 2021 Matriculation Level2026
100% accuracy
Which of the following devices is used for measuring distance?
Q25mediummcqGeneral ScienceSSC CGL2026
0% accuracy
What is the unit of the physical quantity "Inductance"?
Q26mediummcqGeneral AwarenessSSC CGL2026
0% accuracy
Find the kinetic energy (in J) possessed by a body of mass 20 kg moving with a velocity of 4 m/s.
Q27mediummcqGeneral AwarenessSSC CHSL Previous Year Paper2026
0% accuracy
Which of the following laws can be explained as 'An object remains in a state of rest or of uniform motion in a straight line unless compelled to change that state by an applied force.'?
Q28mediummcqGeneral ScienceSSC CGL2026
100% accuracy
If a body slides over a surface, the force resisting the motion between them is called _________.
Q29mediummcqGeneral AwarenessSSC CGL2026
0% accuracy
1 joule is equal to 1 ________
Q30mediummcqScience and TechnologyMock Test2026
0% accuracy
Which of the following technologies is tested using RLV-TD?
Q31mediummcqGeneral ScienceSSC CGL2026
0% accuracy
Who Invented Induction Coil?
Q32mediummcqGeneral ScienceSSC CGL2026
0% accuracy
What is the direction of torque?
Q33mediummcqGeneral AwarenessSSC Selection Post 2021 Question Paper (09-Feb-2022) (Shift-1)2026
0% accuracy
The square root of the dimension of energy divided by mass is the same as that of:
Q34mediummcqGeneral ScienceCompetitive Exam2026
0% accuracy
At what temperature, Celsius and Fahrenheit readings will be same?
Q35mediummcqGeneral Knowledge and General AwarenessSSC CPO 20242026
0% accuracy
Which of the following diagrams accurately represents the interconversion of the three states of matter?
(Given: Solid, Liquid, Gas; and processes: Vaporisation, Solidification, Fusion, Condensation, Sublimation, Deposition)

image
Q36mediummcqGeneral ScienceCompetitive Exam2026
0% accuracy
The solar cooker works on the same principle as
Q37mediummcqGeneral ScienceCompetitive Exam2026
0% accuracy
2014 Nobel award in Physics is associated with the invention of which type of LED?
Q38mediummcqGeneral ScienceSSC CGL2026
0% accuracy
A cannon ball is fired. The motion of this ball is an example of_________.
Q39mediummcqGeneral ScienceSSC CGL2026
0% accuracy
A ______ is one billionth of a metre.
Q40mediummcqScienceWest Bengal Civil Services2026
0% accuracy
If there were no atmosphere, the earth would have been
Q41mediummcqGeneral ScienceSSC CGL2026
0% accuracy
What is the unit of the physical quantity, Magnetic flux?
Q42mediummcqGeneral Knowledge and General AwarenessSSC CPO 20242026
0% accuracy
Which of the following is NOT an example of the inertia of rest?
Q43mediummcqGeneral SciencePractice Test2026
Which of the following concepts explains heat transfer through the bulk movement of fluids (liquids or gases)?
Q44mediummcqGeneral KnowledgeCompetitive Exams2026
-40 degrees Fahrenheit is equal to how many degrees on the Celsius scale?
Q45mediummcqGeneral ScienceGeneral Knowledge Competitive Exams2026
Which inert gas is used in double-glazed windows to fill the space between the panes?
Q46easymcqGeneral AwarenessSSC Selection Post 2021 Matriculation Level2026
The weight of an object of mass 1kg is approximately equal to ____ newton.
Q47mediummcqScienceCompetitive Exam2026
If four resistances of , , and are connected in series, then what will be the combined resistance of the four resistors?
Q48mediummcqGeneral AwarenessPractice Paper2026
Which scientific principle explains why a compass needle points north?
Q49mediummcqGeneral AwarenessIndian Competitive Exams2026
Which metallic element is called 'ferromagnetic' because of its strong attraction?
Q50mediummcqGeneral ScienceCompetitive Exam2026
What was the first element discovered by Marie and Pierre Curie?
Q51mediummcqGeneral StudiesUP Police Assistant Operator Exam2026
Who was the first Indian to win the Nobel Prize in Physics?
Q52mediummcqGeneral KnowledgePractice Test2026
Who is credited with the discovery of radioactivity?
Q53easymcqMathematics and ScienceUPTET Paper 2 (Maths & Science)2026
The change in temperature of a body is , The change in temperature on the Kelvin scale is
Q54mediummcqGeneral KnowledgePractice Test2026
Which of the following statements best describes the concept of quantum entanglement?
Q55easymcqMathematics and ScienceUPTET Paper 2 (Maths & Science)2026
Three wires of resistance , , and respectively are connected in parallel. The equivalent resistance of the circuit is
Q56mediummcqMathematics and ScienceUPTET Paper 2 (Maths & Science)2026
The relation between speed of sound () and absolute temperature () in a gas is
Q57hardmcqGeneral ScienceIndian Competitive Exams2026
Instrument for measuring blueness of the sky or ocean is called ________.
Q58mediummcqGeneral ScienceStaff Selection Commission2026
What does the slope of a velocity time graph represent?
Q59mediummcqGeneral AwarenessStaff Selection Commission2026
Identify the option that arranges the speed of light in descending order in different mediums.
Q60easymcqMathematics and ScienceUPTET Paper 2 (Maths & Science)2026
The momentum of a particle having mass is . Its kinetic energy will be
Q61mediummcqChemistrySSC CGL2026
What charge is present on a neutron?
Q62mediummcqGeneral ScienceCompetitive Exams2026
What is the distance from the centre of the earth to the centre of the moon called?
Q63mediummcqGeneral ScienceCompetitive Exams2026
Law of gravitation applies to __________.
Q64mediummcqGeneral ScienceCompetitive Exams2026
Pascal is a unit of:
Q65mediummcqGeneral Science@NUM: 43SSC CGL2026
Instrument for measuring work performed is called ________.
Q66easymcqMathematics and ScienceUPTET Paper 2 (Maths & Science)2026
The given logic symbol represents
image
Q67mediummcqGeneral ScienceSSC CGL2026
A force of displaces a body by , calculate the work done (in ).
Q68easymcqGeneral AwarenessAdda2472026
The light from the Sun reaches the Earth in about how much time?
Q69mediummcqGeneral KnowledgeIndian Competitive Exams2026
The light from the Sun reaches the Earth in about how much time?
Q70mediummcqMathematics and ScienceUPTET Paper 2 (Maths & Science)2026
A body of mass is moving on a smooth horizontal surface with initial velocity along east. A uniform force towards north is applied on the body. The final velocity of the body after will be
Q71mediummcqGeneral ScienceCompetitive Exams2026
The splitting of white light into its component colors is due to:
Q72mediummcqGeneral Knowledge and General AwarenessPrepp2026
Which phenomenon is opposite to solidification?
Q73mediummcqGeneral AwarenessSSC CGL2026
________ of a material is defined as the minimum amount of the work necessary to remove a free electron from the surface of the material.
Q74mediummcqGeneral AwarenessIndian Competitive Exam2026
Which of the following has the same dimension as that of torque?
Q75mediummcqGeneral KnowledgePrepp2026
The signs of charges of electron, proton and neutron are __________, respectively.
Q76mediummcqGeneral AwarenessSSC CGL2026
Human beings' hearing range is ________.
Q77mediummcqSciencePrepp2026
Which of the following is used for determining the value of 1 ampere?
Q78easymcqGeneral ScienceIndian Competitive Exams2026
Farad is unit of ________.
Q79easymcqMathematics and ScienceUPTET Paper 2 (Maths & Science)2026
Total internal reflection is possible when light travels from
Q80mediummcqGeneral ScienceStaff Selection Commission2026
What is the unit of the physical quantity "Jerk"?
Q81mediummcqGeneral AwarenessSSC Combined Graduate Level Exam2026
Which physicist is best known for his experiments on generating and confirming the existence of electromagnetic waves?
Q82mediummcqPhysicsSSC CGL2026
The __________ of a substance is defined as the mass per unit volume.
Q83hardmcqMathematics and ScienceUPTET Paper 2 (Maths & Science)2026
The potential difference across a conductor of resistivity is constant. The heat generated in the conductor is directly proportional to
Q84mediummcqGeneral Science@NUM: 44SSC CGL2026
What is the unit of the physical quantity "Stress"?
Q85easymcqGeneral ScienceStaff Selection Commission2026
Which law was studied in the year 1787, in which it was said that as the volume of a gas increases its absolute temperature increases, and if its absolute temperature decreases, then its volume will decrease?
Q86mediummcqScienceSSC CGL2026
The SI unit of intensity of sound is ________.
Q87mediummcqGeneral KnowledgePrepp2026
Which of the following pairs of physicists and their contributions/discoveries is INCORRECT?
Q88mediummcqGeneral ScienceSSC CGL2026
Find the power of a convex lens if the image formed is at a distance of 25 cm from the lens when the object is placed on the other side of the lens at 12 cm from the optical centre?
Q89mediummcqGeneral ScienceCompetitive Exams2026
An electric motor:
Q90mediummcqScienceSSC CGL2026
What is the viscosity of an ideal fluid?
Q91mediummcqGeneral KnowledgeUP Police Constable Previous Year Paper2026
In 1930, C.V. Raman won the Nobel Prize for ________.
Q92mediummcqGeneral ScienceSSC CGL2026
Who discovered X-Ray?
Q93mediummcqGeneral ScienceCompetitive Exams2026
C. V. Raman won Nobel Prize for which category?
Q94mediummcqGeneral KnowledgeUP Police Constable Previous Year Paper2026
The wavelength of violet colour light is about __________.
Q95mediummcqGeneral ScienceSSC CGL2026
What is the unit of the physical quantity Entropy?
Q96mediummcqGeneral Knowledge and General AwarenessPrepp2026
Which of the following is NOT an example of inertia at rest?
Q97mediummcqGeneral KnowledgeCompetitive Exam2026
How many fundamental forces are there in nature?
Q98mediummcqGeneral KnowledgeUP Police Constable Previous Year Paper2026
Which device can be used to measure the density of a liquid?
Q99mediummcqGeneral ScienceSSC CGL2026
Which of the following is false with reference to a photo-voltaic cell?
Q100easymcqGeneral ScienceCompetitive Exams2026
____________ is a scientific device used to measure atmospheric pressure.
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Physics questions are commonly asked in General Science, Mathematics and Science, General Awareness, General Studies, General Knowledge. You can filter by exam using the links above.
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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.