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measurement Questions for Class 4 with Answers. We covered all the measurement Questions for Class 4 with Answers in this post for free so that you can practice well for the exam.
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mcq on measurement for Class 4 Students
Nuclear sizes are expressed in which unit?
(a) Fermi
(b) Angstrom
(c) Newton
(d) Tesla
Option a – Fermi
Hertz is a unit used for measuring
(a) Frequency
(b) energy
(c) Heat
(d) Quality
Option a – Frequency
Which physical quantity shares the same unit as pressure?
(a) Angular momentum
(b) Stress
(c) Strain
(d) work
Option b – Stress
Angstrom is a unit used to measure
(a) Wavelength
(b) energy
(c) Frequency
(d) Velocity
Option a – Wavelength
‘Joule’ relates to energy in the same way as ‘Pascal’ relates to
(a) Mass
(b) Pressure
(c) Density
(d) Purity
Option b – Pressure
The numerical value of a physical quantity
(a) Is inversely proportional to its unit
(b) Is proportional to its unit
(c) Is not related to the unit
(d) None of the above
Option a – Is inversely proportional to its unit
The intensity of sound is measured in
(a) Knots
(b) Ampere
(c) Candela
(d) Decibel
Option d – Decibel
The unit of momentum is
(a) Newton second
(b) Joule second
(c) Erg second
(d) Pascal second
Option a – Newton second
Pressure is measured in
(a) Newton/sq metre
(b) Newton-metre
(c) Newton
(d) Newton/metre
Option a – Newton/sq metre
The unit of pressure is
(a) kg/cm²
(b) kg/cm
(c) kg/mm
(d) None of the above / More than one of the above
Option d – None of the above / More than one of the above
The unit of the force constant kkk of a spring is
(a) N-m
(b) N/m
(c) N-m²
(d) N/m²
Option b – N/m
Which of the following is not a unit of Heat?
(a) Centigrade
(b) Calorie
(c) Erg
(d) Joule
Option a – Centigrade
Which of the following quantities does not have a unit?
(a) Stress
(b) force
(c) Strain
(d) Pressure
Option c – Strain
Scalar quantities lack
(a) Magnitude
(b) Direction
(c) Magnitude and direction
(d) None of the above
Option b – Direction
Vector quantities have
(a) Magnitude
(b) Direction
(c) Magnitude and direction
(d) Neither magnitude nor direction
Option c – Magnitude and direction
Which of the following is a scalar quantity?
(a) Velocity
(b) force
(c) Angular momentum
(d) Electrostatic potential
Option d – Electrostatic potential
Which of the following is not a Vector quantity?
(a) Speed
(b) Velocity
(c) Torque
(d) Displacement
Option a – Speed
Which of the following is a Vector quantity?
(a) Momentum
(b) Pressure
(c) energy
(d) work
Option a – Momentum
measurement of a physical quantity is
(a) The process of comparing it with a standard quantity of the same kind
(b) The process of comparing it with its unit
(c) Both (a) and (b)
(d) None of the above
Option c – Both (a) and (b)
A physical unit is
(a) The standard quantity chosen to measure a physical quantity of the same kind
(b) The angle at the centre of a circle subtended by an arc equal to the radius
(c) The amount of substance
(d) None of the above
Option a – The standard quantity chosen to measure a physical quantity of the same kind
A physical quantity
(a) Cannot be measured
(b) Can be expressed as a law
(c) Can be completely described by its magnitude and unit
(d) Both (b) and (c)
Option d – Both (b) and (c)
Fundamental quantities
(a) Are not independent of other physical quantities
(b) Are independent of other physical quantities
(c) Cannot be expressed in a physical law
(d) None of the above
Option b – Are independent of other physical quantities
Which of the following is not a fundamental quantity in Physics?
(a) Length
(b) Time
(c) Weight
(d) Mass
Option c – Weight
Quantities derived from fundamental quantities are called
(a) Fundamental units
(b) Derived quantities
(c) Precision
(d) None of the above
Option b – Derived quantities
Which of the following is a derived quantity in Physics?
(a) Length
(b) Time
(c) Mass
(d) Velocity
Option d – Velocity
We covered all the measurement Questions for Class 4 with answers above in this post for free so that you can practice well for the exam.
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