CBSE Class 11 Physics MCQs Set 6

Refer to CBSE Class 11 Physics MCQs Set 6 provided below. CBSE Class 11 Physics MCQs with answers available in Pdf for free download. The MCQ Questions for Class 11 Physics with answers have been prepared as per the latest syllabus, CBSE books and examination pattern suggested in Class 11 by CBSE, NCERT and KVS. Multiple Choice Questions for All Chapters are an important part of exams for Class 11 Physics and if practiced properly can help you to get higher marks. Refer to more Chapter-wise MCQs for CBSE Class 11 Physics and also download more latest study material for all subjects

MCQ for Class 11 Physics All Chapters

Class 11 Physics students should refer to the following multiple-choice questions with answers for All Chapters in Class 11. These MCQ questions with answers for Class 11 Physics will come in exams and help you to score good marks

All Chapters MCQ Questions Class 11 Physics with Answers

 

Question. The equation applicable in the adiabatic process of n mole ideal gas is...
A. ΔU = nCpΔT
B. ΔU = nCvΔT
C. ΔQ = nCvΔT
D. ΔQ = nCpΔT
Answer: B

Question. In a Carnot's engine, the working substance is...
A. ideal gas
B. steam
C. petrol
D. CO2
Answer: A

Question. Two particles A and b initially at rest, move towards each other under a mutual force of attraction. At the instant when the speed of A is v and the speed of B is 2v, the speed of centre of mass of the system is
A. zero
B. v
C. 1.5v
D. 3v
Answer: A

Question. Imagine a light planet revolving around a very massive star in a circular orbit of radius R with a period of revolution T. The gravitational force of attraction between the planet and the star is proportional to R(-5/2), then T2 is proportional to...
A. R 
B. R(7/2)
C. R(3/2)
D. R3.75
Answer: B

Question. Electrical conductivity increases with the increase in temperature of...
A. P-type semiconductor
B. N-type semiconductor
C. intrinsic semiconductor
D. none
Answer: C

Question. Amount of charge in coulomb required to deposit one gram equivalent of substance by electrolysis is...
A. 96500
B. 48 x 10-10
C. 6 x 1024  
D. 9600
Answer: A

Question. A camera lens is adjusted to f/4 and has an effective diameter of 2.0 cm. Its focal length is...
A. 0.2 cm
B. 1.6 cm
C. 2.0 cm
D. 8.0 cm
Answer: D

Question. The self inductance of a long solenoid is directly affected by changes in all but...
A. the number of turns
B. the current
C. the area of cross section
D. the relative permeability of the core
Answer: B

Question. Which of the following is not the unit of energy ?
A. joule
B. erg
C. newton.metre
D. dyne
Answer: D

Question. All collisions conserve...
A. kinetic energy
B. momentum
C. both kinetic energy and momentum
D. neither of kinetic energy and momentum
Answer: B

Question. If a rocket of initial mass m is to rise from its launching pad, its initial thrust must exceed...
A. mg/2
B. mg
C. 2mg
D. mg2/2
Answer: B

Question. 9 gram of water contains approximately...
A. 6 x 1023 molecules of water
B. 6 x 1023 atoms of oxygen
C. 6 x 1023 atoms of hydrogen
D. 3 x 1023 atoms of hydrogen
Answer: C

Question. A cable can support a maximum load of W without exceeding the elastic limit. If it is replaced by a cable of same material but half as long and half the diameter, the elastic limit will not be exceeded by the new cable up to a load of...
A. W/4
B. W/2
C. W
D. 2W
Answer: A

Question. Surface tension does not depend on...
A. surface area
B. the type of liquid
C. temperature
D. medium in contact with the liquid
Answer: A

Question. -40° F is equal to...
A. -40° C
B. -8°
C C. -72° C 
D. -104° C
Answer: A

Question. The magnitude of the field within a conductor...
A. depends on the shape of the conductor
B. is always zero
C. is always positive 
D. may be zero or positive
Answer: B

Question. A permanent magnet does not exert force on...
A. an unmagnetized iron bar
B. a magnetized iron bar
C. a stationary electric charge
D. a moving electric charge
Answer: C

Question. A primary rainbow cannot be seen by an observer looking up if the altitude of the Sun exceeds...
A. 10°
B. 20°
C. 22.5°
D. 40°
Answer: D

Question. According to the descending order of temperature the stars are classified in to the orders O,B,A,F,G,K and M. Our Sun comes in the order...
A. A
B. B
C. G
D. K
Answer: C

Question. Position of the centre of mass of a rigid body depends on...
A. its shape only
B. distribution of its matter only
C. both its shape and distribution of matter
D. its position relative to the earth.
Answer: C

Question. Force is to linear motion as _____ is to rotational motion.
A. acceleration
B. torque
C. moment of inertia
D. angular momentum
Answer: B

Question. A hole is drilled to the centre of the earth and a stone is dropped in to it. When the stone is at the earth's centre, compared to the values at the earth's surface...
A. its mass and weight both change
B. its mass and weight both are zero
C. its mass is unchanged and its weight is zero
D. its mass is zero and its weight is unchanged
Answer: C

Question. For an IC engine, the thermal efficiency depends on...
A. the compression ratio
B. the speed of the piston
C. the temperature of working medium
D. the diameter of the cylinder
Answer: A

Question. A 12-V potential difference is applied across a series combination of four 6-ohm resistors. The current in each resistor is...
A. 0.5 A
B. 2 A
C. 8 A
D. 18 A
Answer: A

Question. The temperature at which the thermo emf becomes zero is known as the...
A. neutral temperature
B. absolute temperature
C. inverse temperature
D. thermoelectric temperature
Answer: C

Question. A transformer uses the principle of...
A. self-induction
B. mutual induction
C. variable resistance
D. electrostatic attraction
Answer: B

Question. If V and Vm are the instantaneous and maximum values, respectively , of voltage in an a.c. circuit, then the mean value of the voltage is...
A. Vm sinωt
B. √ 2 Vm
C. Vm/√ 2
D. none of the above
Answer: D

Question. Electromagnetic waves having wavelengths greater than 200 m are called...
A. sky waves
B. ground waves
C. micro waves
D. X-rays
Answer: B

Question. If θm is the angle of diffracted wave with the direction of incidence and d is the width of slit, then mth order minima is obtained for sinθm equal to...
A. mλ/d
B. dλ/m
C. md/λ
D. m/λd
Answer: A

Question. As a sample of a radioactive element decays, its half-life...
A. decreases
B. increases
C. remains the same
D. changes exponentially.
Answer: C

Chapter 02 Units and Measurement
CBSE Class 11 Physics Units and Measurements MCQs
Chapter 03 Motion in a Straight Line
CBSE Class 11 Physics Motion in a Straight Line MCQs
Chapter 06 Work Energy and Power
CBSE Class 11 Physics Work Energy and Power MCQs
Chapter 07 System of Particles and Rotational Motion
CBSE Class 11 Physics Systems of Particles and Rotational Motion MCQs
Chapter 09 Mechanical Properties of Solids
CBSE Class 11 Physics Mechanical Properties of Solids MCQs
Chapter 10 Mechanical Properties of Fluids
CBSE Class 11 Physics Mechanical Properties of Fluids MCQs
Chapter 11 Thermal Properties of Matter
CBSE Class 11 Physics Thermal Properties of Matter MCQs

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All MCQs given above for Class 11 Physics have been made as per the latest syllabus and books issued for the current academic year. The students of Class 11 can refer to the answers which have been also provided by our teachers for all MCQs of Physics so that you are able to solve the questions and then compare your answers with the solutions provided by us. We have also provided lot of MCQ questions for Class 11 Physics so that you can solve questions relating to all topics given in each chapter. All study material for Class 11 Physics students have been given on studiestoday.

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CBSE MCQs Physics Class 11 All Chapters

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Multiple Choice Questions (MCQs) for All Chapters Class 11 Physics are objective-based questions which provide multiple answer options, and students are required to choose the correct answer from the given choices.