Physics set 1 MCQs

Practice interactive objective questions for this topic. Select an option to instantly verify your answer and read detailed explanations.

Showing 448 questions
Q.91 5 stones were dropped from the top of a building. They all fell to the ground in straight lines. What can be said about their motion?
A They had rectilinear motion
B They had curvilinear motion
C They had slow motion
D They had gravity free motion
Discuss / Board
Q.92 What balances the atmospheric pressure with equal force so that animals do not crumble under the high pressure exerted on them by the atmosphere?
A Moon's gravitational pull
B Pressure because of sunlight
C Energy produced by the food consumed
D Blood Pressure
Discuss / Board
Q.93 In electricity overloading cannot be caused by:
A connecting too many appliances to a single socket
B accidental hike in the supply voltage
C the live wire coming in direct contact with the neutral wire
D the live wire and the neutral wire coming into contact through a heavy resistance
Discuss / Board
Q.94 In 1800, which of the following experimental achievements was made by William Nicholson?
A Discovery of water electrolysis
B Discovery of thermionic emission
C Discovery of low-cost filters for polarizing light
D Discovery of electric bulb
Discuss / Board
Q.95 Otto von Guericke was the most prominent person known for which invention in the 17th century?
A Air pump
B Barometer
C Fluorescent electric lamp
D Diesel engine
Discuss / Board
Q.96 What is the SI unit of power of a lens?
A Meter
B Dioptre
C Watt
D Joule
Discuss / Board
Q.97 Which device is used to measure electric current in a circuit?
A Voltmeter
B Galvanometer
C Ammeter
D Potentiometer
Discuss / Board
Q.98 The phenomenon of mirage is due to which property of light?
A Interference
B Diffraction
C Total Internal Reflection
D Scattering
Discuss / Board
Q.99 Twinkling of stars is primarily due to which optical phenomenon?
A Atmospheric Refraction
B Dispersion of light
C Internal Reflection
D Tyndall effect
Discuss / Board
Q.100 Which instrument is used to measure atmospheric pressure?
A Hygrometer
B Barometer
C Manometer
D Lactometer
Discuss / Board
Q.101 What is the value of acceleration due to gravity at the center of the Earth?
A 9.8 m/s sq
B Infinity
C Zero
D 4.9 m/s sq
Discuss / Board
Q.102 Light year is a unit of measurement for which physical quantity?
A Time
B Speed of light
C Distance
D Intensity of light
Discuss / Board
Q.103 What is the energy possessed by a body due to its motion called?
A Potential Energy
B Thermal Energy
C Kinetic Energy
D Mechanical Energy
Discuss / Board
Q.104 The splitting of white light into its component colors is known as what?
A Refraction
B Diffraction
C Dispersion
D Reflection
Discuss / Board
Q.105 What is the escape velocity on the surface of the Earth?
A 9.8 km/s
B 11.2 km/s
C 15.6 km/s
D 7.9 km/s
Discuss / Board
Q.106 In which medium is the speed of sound maximum?
A Vacuum
B Air
C Water
D Steel
Discuss / Board
Q.107 Which type of lens is used to correct myopia?
A Convex lens
B Concave lens
C Cylindrical lens
D Bifocal lens
Discuss / Board
Q.108 The filament of an electric bulb is typically made of which metal?
A Copper
B Silver
C Tungsten
D Aluminum
Discuss / Board
Q.109 Which device converts mechanical energy into electrical energy?
A Electric Motor
B Electric Generator
C Transformer
D Galvanometer
Discuss / Board
Q.110 What is the force of attraction between molecules of different substances called?
A Cohesive force
B Gravitational force
C Magnetic force
D Adhesive force
Discuss / Board
Q.111 The working principle of a washing machine is based on what?
A Dialysis
B Centrifugation
C Reverse Osmosis
D Diffusion
Discuss / Board
Q.112 What is the SI unit of electric charge?
A Ampere
B Volt
C Coulomb
D Ohm
Discuss / Board
Q.113 Who discovered the phenomenon of electromagnetic induction?
A Isaac Newton
B Albert Einstein
C Michael Faraday
D Nikola Tesla
Discuss / Board
Q.114 The pitch of a sound primarily depends on its what?
A Amplitude
B Frequency
C Wavelength
D Speed
Discuss / Board
Q.115 What is the SI unit of luminous intensity?
A Lumen
B Lux
C Candela
D Weber
Discuss / Board
Q.116 Optical fibers work on which principle of light?
A Scattering
B Total Internal Reflection
C Refraction
D Interference
Discuss / Board
Q.117 Which of the following are considered the primary colors of light?
A Red, Yellow, Blue
B Cyan, Magenta, Yellow
C Red, Green, Blue
D Orange, Green, Violet
Discuss / Board
Q.118 Decibel is the unit used to measure which of the following?
A Speed of light
B Intensity of heat
C Intensity of sound
D Frequency of radio waves
Discuss / Board
Q.119 Which instrument is used to measure the depth of the ocean?
A Galvanometer
B Endoscope
C Fathometer
D Hydrometer
Discuss / Board
Q.120 Newtons first law of motion is also known as the law of what?
A Law of Momentum
B Law of Inertia
C Law of Conservation of Energy
D Law of Action and Reaction
Discuss / Board

Master Physics set 1 for All Competitive Exams 2026

Practicing Physics set 1 MCQs is one of the most effective ways to prepare for competitive examinations in 2026. This topic-wise question bank contains carefully selected multiple-choice questions designed to strengthen conceptual understanding, improve accuracy, and enhance problem-solving speed. Our collection includes beginner, intermediate, and advanced-level questions frequently asked in JKSSB, SSC, Banking, Railway, Police, Defence, State PSC, and various national-level examinations. Every question is structured to reflect real exam patterns and helps candidates become familiar with objective-type assessment formats. Instant answer verification enables students to identify mistakes immediately and learn the correct approach without wasting valuable preparation time. Regular practice of topic-wise MCQs improves retention, reinforces key concepts, and develops confidence required to perform well under exam pressure. Whether you are revising important concepts, preparing for an upcoming recruitment test, or strengthening weak areas, these practice questions provide a reliable platform for continuous improvement. Consistent participation in MCQ-based learning sessions can significantly increase your chances of achieving higher scores and better ranks in competitive examinations.

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