Units and Measurements Class 11 MCQ. We covered all the Units and Measurements Class 11 MCQ pdf download in this post for free so that you can practice well for the exam.
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MCQ on Units and measurements for Students
‘Farad’ is the unit of
(a) resistance
(b) conductance
(c) capacitance
(d) inductance
Option c – capacitance
S.I. unit of surface tension is
(a) degree/cm
(b) N/m
(c) N/m²
(d) Nm
Option b – N/m
Which one of the following pairs does not have the same dimension?
(a) Potential energy and kinetic energy
(b) Density and specific gravity
(c) Focal length and height
(d) Gravitational force and frictional force
Option b – Density and specific gravity
Which one of the following physical quantities has the same unit as that of pressure?
(a) Angular momentum
(b) Stress
(c) Strain
(d) Work
Option b – Stress
The symbol of the SI unit of inductance is H. It stands for
(a) Holm
(b) Halogen
(c) Henry
(d) Hertz
Option c – Henry
A light year is a measure of
(a) time
(b) distance
(c) the total amount of light falling on the Earth in a year
(d) the average intensity of light falling on the Earth in a year
Option b – distance
Which one of the following is not a dimensionless quantity?
(a) Strain
(b) Relative density
(c) Frequency
(d) Angle
Option c – Frequency
Temperature can be expressed as a derived quantity in terms of
(a) length and mass
(b) mass and time
(c) length, mass, and time
(d) None of these
Option d – None of these
An electron volt is a unit of
(a) potential difference
(b) charge
(c) energy
(d) capacity
Option c – energy
Potential is measured in
(a) joule/coulomb
(b) watt/coulomb
(c) newton-second
(d) None of these
Option a – joule/coulomb
Maxwell is the unit of
(a) magnetic susceptibility
(b) intensity of Magnetisation
(c) magnetic Flux
(d) magnetic Permeability
Option c – magnetic Flux
Which of the following is a derived physical quantity?
(a) Mass
(b) Velocity
(c) Length
(d) Time
Option b – Velocity
Subtract 0.2 J from 7.26 J and express the result with a correct number of significant figures.
(a) 7.1 J
(b) 7.06 J
(c) 7.0
(d) 7J
Option a – 7.1 J
Multiply 107.88 by 0.610 and express the result with a correct number of significant figures.
(a) 65.8068
(b) 65.807
(c) 65.81
(d) 65.8
Option d – 65.8
When 97.52 is divided by 2.54, the correct result is
(a) 38.3937
(b) 38.394
(c) 38.39
(d) 38.4
Option d – 38.4
Which of the following is the most accurate?
(a) 200.0m
(b) 20 × 10¹ m
(c) 2× 10² m
(d) data is inadequate
Option a – 200.0m
The area of a square is 5.29 cm². The area of 7 such squares taking into account the significant figures is :
(a) 37cm²
(b) 37.030 cm²
(c) 37.03 cm²
(d) 37.0 cm²
Option c – 37.03 cm²
The SI unit of the coefficient of mutual inductance of a coil is
(a) henry
(b) volt
(c) farad
(d) weber
Option d – weber
Which is dimensionless?
(a) Force/acceleration
(b) Velocity/acceleration
(c) Volume/area
Which one of the following elements is used as a timekeeper in atomic clocks?
(a) Potassium
(b) Caesium
(c) Calcium
(d) Magnesium
Option b – Caesium
What is the unit of pressure?
(a) Newton/sq. meter
(b) Newton-meter
(c) Newton
(d) Newton/meter
Option a – Newton/sq. meter
The unit of pressure is
(a) kg/cm²
(b) kg/cm
(c) kg/mm
(d) kg/cm³
Option c – kg/mm
Which one of the following quantities does not have a unit?
(a) Stress
(b) Force
(c) Strain
(d) Pressure
Option c – Strain
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