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CBSE
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MCQ Questions for CBSE Class 12 with Answers
MCQ Questions for CBSE Class 11 with Answers
MCQ Questions for CBSE Class 10 with Answers
MCQ Questions for CBSE Class 9 with Answers
MCQ Questions for CBSE Class 8 with Answers
MCQ Questions for CBSE Class 7 with Answers
MCQ Questions for CBSE Class 6 with Answers
MCQ Questions for CBSE Class 5 with Answers
MCQ Questions for CBSE Class 4 with Answers
MCQ Questions for CBSE Class 3 with Answers
MCQ Questions for CBSE Class 2 with Answers
MCQ Questions for CBSE Class 1 with Answers
Quiz
CBSE
/
Class 11
/
Physics
/
Units and Measurements
1.
What is the dimensional formula of magnetic field?
MT-2A-1
MT-1A-2
M-1L-2TA-1
M-1LTA-2
2.
Electron volt is a unit of
charge
potential difference
energy
magnetic force
3.
The volume of a cube in m³ is equal to the surface area of the cube in m². The volume of the cube is
64 m³
216 m³
512 m³
196 m³
4.
In SI system the fundamental units are
meter, kilogram, second, ampere, Kelvin, mole and candela
meter, kilogram, second, coulomb, Kelvin, mole and candela
meter, Newton, second, ampere, Kelvin, mole and candela
meter, kilogram, second, ampere, Kelvin, mole and lux
5.
Which one of the following represents the correct dimensions of the coefficient of viscosity?
[ML-1T-2]
[MLT-1]
[ML-1T-1]
[ML-2T-2]
6.
A particle starting from the origin (0, 0) moves in a straight line in the (x, y) plane. Its coordinates at a later time are the path of the particle makes with the x-axis an angle of
300
450
600
0
7.
Resolution is
a measure of the bias in the instrument
None of these
the smallest amount of input signal change that the instrument can detect reliably
a measure of the systematic errors
8.
Absolute error of the measurement is
the difference between the individual measurement and the true value of the quantity cubed.
the difference between the individual measurement and the true value of the quantity squared.
the difference between two individual measurements and their mean
the difference between the individual measurement and the true value of the quantity
9.
Which of the following units denotes the dimensions [ML2/Q2], where Q represents the electric charge?
Wb/m²
Henry(H)
H/m²
Weber(Wb)
10.
Light year is a unit of
time
distance
sunlight intensity
mass
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