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.1 What is the SI unit of current?
A Ohm
B Ampere
C Metre
D Volt
Discuss / Board
Q.2 What is the unit of measurement for optical power of the lens?
A Yotta
B Katal
C Radian
D Diopter
Discuss / Board
Q.3 What is the unit of specific resistance?
A Farad
B Ampere
C Coulomb
D Ohm meter
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Q.4 Which famous experiment was done by Michael Faraday in 1831?
A Discovery of Electromagnetic Induction
B Periodic motion - Hands of a clock
C Oscillatory motion - Earth moving around the sun
D Rotatory motion - blades of a fan
Discuss / Board
Q.5 Which of the following two quantities have the same dimensions?
A Work and torque
B Power and moment of inertia
C Work and angular displacement
D Power and radius of circular motion
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Q.6 What happens when two forces act in the opposite directions on an object?
A The net force acting on the object is the difference between the two objects.
B The net force acting on the object is the difference between the two forces.
C The net force acting on the object is the total of the two forces.
D The net force acting on the object is the sum of the two objects.
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Q.7 Name the phenomenon where an opaque object on the path of light becomes very small and where light has a tendency to bend around it and not walk in a straight line.
A Reflection of light
B Diffraction of light
C Angle of refraction
D Angle of incidence
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Q.8 If a bar magnet is hung from a string, in which direction does its north pole point?
A West
B North
C East
D South
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Q.9 In the context of vernier calliper, an internal jaw is used to measure:
A silver
B platinum
C Internal diameter
D cesium
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Q.10 with good thermal An electric iron requires a fuse to prevent short circuiting.
A 4 A
B 3 A
C 2 A
D 5 A
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Q.11 How long will a sound wave take to travel 1.5 km, which has a frequency of 5 kHz and wavelength of 6 cm?
A 2.5 seconds
B 50 seconds
C 5 seconds
D 25 seconds
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Q.12 Which of the following is the correct relationship?
A F = a/m
B F = m/a
C F = m2a
D F = ma
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Q.13 Which is the nearest planet to the Sun?
A Uranus
B Jupiter
C Mercury
D Saturn
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Q.14 Which of the following units is NOT associated with the work of these scientists regarding force?
A John Dalton
B Amedeo Avogadro
C Albert Einstein
D James Watt
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Q.15 Which of the following statements is correct?
A Mars is the warmest planet.
B The size of Jupiter and Mars is similar.
C The size of Earth and Venus is almost similar.
D The density of Saturn is similar to that of Earth.
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Q.16 For which of the following discoveries in 1827 was the German physicist, Georg Simon Ohm best known?
A For clarifying the mathematical relationship between electrical current, resistance and voltage
B For measuring the magnetic properties of nuclear particles
C For invention of the magnetometer, which is a device capable of measuring the direction and strength of a magnetic field
D For developing a device capable of amplifying and modulating electromagnetic signals that could also function as an oscillator
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Q.17 Which device is used to measure the current flow using needle deflection caused by a magnetic field force acting upon a current carrying wire?
A Galvanometer
B Psophometer
C Potentiometer
D Ammeter
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Q.18 In an electrical circuit, the ammeter reading decreases to when the length of the wire is doubled.
A one-sixth
B one-half
C one-fourth
D one-third
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Q.19 Who proposed that 'Light is made up of waves propagating perpendicular to the direction of its movement'?
A Newton
B Huygens
C Kepler
D Pauli
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Q.20 What is the wavelength range of visible light?
A 0.2 to 0.3𝜇 m
B 0.7 to 0.9𝜇 m
C 0.4 to 0.7𝜇 m
D 1 to 2𝜇 m
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Q.21 Who among the following confirmed Maxwell's theories with the discovery of radio waves and also became the first person to transmit and receive controlled radio waves in 1886?
A Guglielmo Marconi
B William Hopkins
C Michael Faraday
D Heinrich Hertz
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Q.22 At a height of 5 meters, what is the ratio of potential energy to kinetic energy for a 2kg mass dropped from 10 meters?
A 1:2
B 1:1
C 2:1
D 3:1
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Q.23 Which of the following statements is INCORRECT regarding the Coriolis force?
A It is absent at the equator.
B Deflection is less when the wind is high.
C It deflects the wind to the right in the north and left in the south.
D It is directly proportional to the angle of altitude
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Q.24 Who calculated the approximate location of the planet Neptune by studying gravity induced disturbances in the motion of Uranus?
A John Couch Adams
B Johann Gottfried Galle
C Urbain-Jean-Joseph Le Verrier
D Percival Lowell
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Q.25 In which year did Galileo describe the regular, swinging motion of a pendulum by the action of gravity and acquired momentum?
A 1605
B 1600
C 1599
D 1602
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Q.26 In 1835, who developed the process of applying a thin layer of metallic silver to one side of a clear glass pane and created the first mirror?
A CV Raman
B Victor Francis Hess
C CH Townes
D Justus von Liebig
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Q.27 In which year did Eric A. Cornell, Wolfgang Ketterle and Carl E. Wieman receive the Nobel Prize in Physics for achieving 'Bose-Einstein condensation'?
A 1999
B 2001
C 2005
D 2010
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Q.28 Identify the INCORRECT pair regarding the material media and their refractive index?
A Sapphire - 1.77
B Kerosene - 1.44
C Ruby - 1.71
D Benzene - 2.42
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Q.29 Find the acceleration (in m/s2) of a body which accelerates from 5 m/s to 10 m/s in 2 seconds.
A 7.5 m/sec2
B 5 m/sec2
C 10 m/sec2
D 2.5 m/sec2
Discuss / Board
Q.30 The average separation between the sun and the earth in terms of light years is 8.311 minutes. Here, minutes indicate:
A time
B distance
C velocity
D speed
Discuss / Board

Master Physics set 1 for All Competitive Exams 2026

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