CBSE Class 11 Physics MCQs Set 7 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, NCERT books and examination pattern suggested in Standard 11 by CBSE, NCERT and KVS. Multiple Choice Questions are an important part of Term 1 and Term 2 exams for Grade 11 Physics and if practiced properly can help you to get higher marks. Refer to more Chapter-wise MCQs for NCERT Class 11 Physics and also download more latest study material for all subjects
Physics Class 11 MCQ
Class 11 Physics students should refer to the following multiple-choice questions with answers for Physics in standard 11. These MCQ questions with answers for Grade 11 Physics will come in exams and help you to score good marks
Class 11 Physics MCQ Questions with Answers
Question. A current of 5 A passes along a wire of length 1.0 m. the wire is at right angles to a magnetic field of flux density of 0.15 T. The force acting on the wire is...
B. 0.03 N
C. 0.75 N
D. 33 N
Question. The end product of most radioactive decay series is usually some form of
Question. The cause of surface tension is...
A. adhesive forces
B. cohesive forces
C. external forces
D. gravitational force
Question. The unit 'poise' is...
Question. Emission line spectrum will be obtained from...
A. candle flame
B. sodium lamp
D. white hot filament of an electric bulb
Question. A hollow insulated brass sphere is positively charged. The electric potential inside the sphere is...
B. greater than the potential at the surface
C. smaller than the potential at the surface
D. the same as that on the surface
Question. The linear momentum of a body is P = a + (bt2/2). The force acting on the body is...
A. a + (bt/2)
B. a + bt
Question. The weight of a body on the surface of earth is 100 N. Its weight at a depth half way to the centre of earth will be...
A. 50 N
B. 100 N
C. 25 N
D. 125 N
Question. Two wires C and D of the length in the ratio 2 : 3, diameter in the ratio 2 : 3 and of the same material, are subjected to same force. Then the ratio of their extensions lc : ld is...
A. 3 : 2
B. 2 : 3
C. 4 : 9
D. 8 : 27
Question. The potential energy of a harmonic oscillator is maximum when the displacement is equal to...
B. 1/2 amplitude
D. 1/4 amplitude
Question. When the forces acting on a body are in equilibrium, its...
A. velocity is zero
B. displacement is zero
C. acceleration is zero
D. momentum is zero
Question. An object at rest may possess...
C. kinetic energy
D. potential energy
Question. A nonconservative force does not give rise to...
A. thermal energy
B. kinetic energy
C. light energy
D. potential energy
Question. Atoms forming a molecule attain the arrangement in which they obtain...
A. zero potential energy
B. minimum potential energy
C. maximum potential energy
D. none of the above
Question. Bulk modulus of a liquid is...
A. higher than that for a solid
B. higher than that for a gas
C. lower than that for a gas
Question. The CGS unit of coefficient of viscosity is...
Question. The volume of a gas sample is directly proportional to its...
A. Fahrenheit temperature
B. Celsius temperature
C. Kelvin temperature
Question. The approximate relationship between the coefficient of linear expansion(α) and the coefficient of cubical expansion(γ) is...
A. γ = α2
B. γ = α3
C. α = 3 γ
D. γ = 3 α
Question. When capacitors are in parallel...
A. they are all at the same potential
B. they are at different potentials
C. their capacitances are equal
D. the equivalent capacitance is zero
Question. The earth's magnetic field at sea level is...
A. 3 x 10-9 T
B. 3 x 109 T
C. 3 x 10-5 T
D. 3 x 105 T
Question. Monoatomic gases give...
A. line spectra
B. band spectra
C. continuous spectra
D. line and band spectra
Question. The centre of mass of a rigid body...
A. lies inside the body
B. lies outside the body
C. can be inside or outside of the body
D. may not exist
Question. If 'l' is the length of a simple pendulum and 'T' its period, then 'g' is given by...
B. 2π/(√ l/t)
Question. The rate at which an object radiates electromagnetic energy does not depend on its...
A. surface area
D. ability to absorb radiation
Question. Which of the following is neither a basic physical law nor derivable from one?
A. Coulomb's law
B. Ohm's law
C. Kirchhoff's first law
D. Kirchhoff's second law
Question. The power dissipated as heat in an a.c. circuit depends on its...
B. inductive reactance
C. capacitive reactance
Question. Impedance is a maximum at resonance in...
A. a series RLC circuit
B. a parallel RLC circuit
C. all RLC circuits
D. no RLC circuit
Question. Red shift indicates...
A. recession of star
B. approaching movement of star
C. that red light changes to violet
D. that violet light changes to red
Question. The penetration power of beta particles is 1. Then the relative penetration power of gamma rays is...
Question. In a common-base circuit the current gain is...
C. greater than 1
D. smaller than 1
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