Objective Type Physics Questions for Entrance Exams class 2
© Written By Lovepreet Singh Grewal
Click to follow on 👉Instagram
Click to follow on 👉Twitter
Click to more about 👉 Google
Any Inquiry Whatsapp: 7508787868
Frequently asked Physics Questions and Answers for Competitive Exams
Q.1 Which of the following measurements is not a unit of
distance?
(A) Ammeter
(B) Cubit
(C) Parsec
(D) angstrom
Ans. A
Q.2 Which one of the following remains constant while
throwing a ball upward?
(A) Displacement
(B) Kinetic energy
(C) Acceleration
(D) Velocity
Ans. C
Q.3 Pure water freezes at what temperature?
(A) 47 F
(B) 32 F
(C) 0 F
(D) 19 F
Ans. B
Q.4 Which vitamin is abundant in citrus fruits?
(A) Vitamin A
(B) Vitamin B
(C) Vitamin C
(D) Vitamin D
Ans. C
Q.5 Zinc Oxide is
(A) Acidic
(B) Basic
(C) Neutral
(D) Amphoteric
Ans. D
Q.6 Pure water is a _____________ Conductor of
electricity.
(A) super conductor
(B) bad conductor
(C) speed conductor
(D) None of these
Ans. B
Q.7 What element’s three isotopes have different names?
A. Helium
B. Oxygen
C. Carbon
D. Hydrogen
Ans. D
Q.8 On which one of the following conservation laws, does
a rocket work?
(A) Mass
(B) Energy
(C) Linear momentum
(D) Angular momentum
Ans. C
Q.9 Which one among the following radiations carries
maximum energy?
(A) Ultraviolet rays
(B) Gamma rays
(C) X- rays
(D) Infra red rays
Ans. B
Q.10 The Central Arid Zone Research Institute (CAZRI) is
located at
(A) Jaipur
(B) Jodhpur
(C) Jaisalmer
(D) Jallandhar
Ans. B
Q.11 What is the main constituent of coal gas?
(A) Oxygen
(B) Water
(C) Nitrogen
(D) Methane
Ans. C
Q.12 Recoil of a gun is an example of
(A) Conservation of mass
(B) conservation of energy
(C) conservation into KE
(D) conservation of linear momentum
Ans. D
Q.13 What is the heaviest of the naturally occurring Noble
gases?
(A) Radon
(B) Xenon
(C) Helium
(D) Argon
Ans. A
Q.14 Aviation fuel for Jet aero planes consists of
purified
(A) Petrol
(B) Kerosene
(C) Gasoline
(D) Diesel
Ans. B
Q.15 A piece of stone and or iron traveling through space
that moves through the earth’s atmosphere is
(A) Planet
(B) Sun
(C) Moon
(D) Meteor
Ans. D
Q.16 Which one of the following common devices works on
the basis of the principle of mutual induction?
(A) Tube light
(B) Transformer
(C) Photodiode
(D) Led
Ans. B
Q.17 Dc current can be controlled by which one of the
following components?
(A) Impedance
(B) Resistance
(C) Capacitance
(D) Inductance
Ans. B
Q.18 Mesons are found in
(A) Alpha -rays
(B) Laser beam
(C) X – rays
(D) Cosmic rays
Ans. D
Q.19 A moderator is used in nuclear reactors in order to
(A) increase the motoneurons
(B) decrease the motoneurons
(C) slow down the speed of neutrons
(D) Anthony S. D’Mello
Ans. C
Q.20 The wavelength of X-rays is of the order of
(A) 1 cm
(B) 1 m
(C) 10 micron
(D) 1 Angstrom
Ans. D
Q.21 In a sitar wire which one of the following types of
vibration is produced?
(A) Progressive longitudinal
(B) Stationary longitudinal
(C) Progressive transverse
(D) Stationary transverse
Ans. A
Q.22 Which gas in the atmosphere saves us from the ultra
violet rays of the sun?
(A) Nitrogen
(B) Oxygen
(C) Ozone
(D) Carbon Monoxide
Ans. C
Q.23 What is the study of plants called?
(A) Physics
(B) Chemistry
(C) Zoology
(D) Biology
Ans. D
Q.24 The three methods of science are observation,
experimentation and
(A) Hypothesis
(B) Measurement
(C) Deduction
(D) inference
Ans. B
Q.25 If two bodies of different masses, initially at
rest, are acted upon by the same force for the same time, then both bodies
acquire the same.
(A) velocity
(B) kinetic energy
(C) acceleration
(D) momentum
Ans. D
Q.26 Pick out the scalar quantity
(A) force
(B) pressure
(C) velocity
(D) acceleration
Ans. B
Q.27 Rectifiers are used to convert
(A) Direct current to alternating current
(B) alternating current to direct current
(C) high voltage to low voltage
(D) low voltage to high voltage
Ans. B
Q.28 _____Of the following properties of a wave,
the one that is independent of the other is its.
(A) amplitude
(B) velocity
(C) wavelength
(D) frequency
Ans. A
Q.29 Find the maximum velocity for the overturn of a car
moving on a circular track of radius 100m. The co-efficient of
friction between the road and tyre is 0.2.
(A) 0.14 m/s
(B) 140 m/s
(C) 1.4 m/s
(D) 14 m/s
Ans. D
Q.30 It is more difficult to walk on a sandy road than on
a concrete road because
(A) sand is soft and concrete is hard
(B) the friction between sand and feet is less than that
between concrete and feet
(C) the friction between sand and feet is more than that
between concrete and feet
(D) the sand is grainy but concrete is smooth
Ans. B
Q.31 Magnetism at the centre of a bar magnet is
(A) minimum
(B) maximum
(C) zero
(D) minimum of maximum
Ans. C
Q.32 Out of the following which is not emitted by
radioactive substance?
(A) Electrons
(B) Electromagnetic radiations
(C) Alpha particles
(D) Neutrons
Ans. D
Q.33 Lux is the SI unit of
(A) intensity of illumination
(B) luminous efficiency
(C) luminous flux
(D) luminous intensity
Ans. A
Q.34 On a rainy day, small oil films on water show
brilliant colours. This is due to
(A) dispersion
(B) interference
(C) diffraction
(D) polarization
Ans. B
Q.35 Point A is at a lower electrical potential than
point B. An electron between them on the line joining them will.
(A) move towards A
(B) move towards B
(C) move at right angices to the line joining A
and B
(D) remain at rest
Ans. B
Q. 36 Material for rain-proof coats and tents owe their
water-proof properties to
(A) surface tension
(B) viscosity
(C) specific gravity
(D) elasticity
Ans. A
Q.37 RADAR is used for
(A) locating submerged submarines
(B) receiving a signal in a radio receiver
(C) locating geostationary satellites
(D) detecting and locating the position of
objects such as airplanes
Ans. D
Q.38 Sound of frequency below 20 Hz is called.
(A) audio sounds
(B) infrasonic
(C) ultrasonic
(D) supersonics
Ans. B
Click to open Units and Measurements
Click to open Electrophoresis Principle and its types
Click related to MCQ Application of Biotechnology in agriculture
Comments
Post a Comment