Finding for Most Units, Measurements Errors MCQ Quiz with PDF Physics ? Then you are in right page. In this page we select top most questions from that chapter. For your’s best practice , we place the all questions in quiz format. Beside that you can download Physical Science All Units Measurement MCQ Multiple Choice Questions PDF from this below given link directly.
Contents
Important Units, Measurements Errors MCQ PDF
1. Which one of the following is not the unit of heat ?
[A] Centigrade
[B] Calorie
[C] Erg
[D] Joule
Show Answer
Correct Answer : [A] Centigrade
2. Which one of the following quantities does not have unit ?
[A] Stress
[B] Force
[C] Strain
[D] Pressure
Show Answer
Correct Answer : [A] Stress
3. The unit of pressure is ?
[A] kg/cm2
[B] kg/cm
[C] kg/mm
[D] none of this
Show Answer
Correct Answer : [D] none of this
4. What is the unit of pressure ?
[A] N/ sq m
[B] N-m
[C] N
[D] N/m
Show Answer
Correct Answer : [A] N/ sq m
5. Angstrom is a unit of ?
[A] Wavelength
[B] energy
[C] frequency
[D] velocity
Show Answer
Correct Answer : [A] Wavelength
6. Which one f the following physical quantities has the same unit as that of pressure ?
[A] Angular momentum
[B] Stress
[C] Strain
[D] Work
Show Answer
Correct Answer : [B] Stress
7. What is measured of hertz ?
[A] Frequency
[B] energy
[C] heat
[D] quality
Show Answer
Correct Answer : [A] Frequency
8. Frequency is measured in ?
[A] hertz
[B] m/s
[C] radian
[D] watt
Show Answer
Correct Answer : [A] hertz
9. What is the unit of the physical quantity, Momentum ?
[A] Newton second (N s)
[B] Joule second (J s)
[C] Erg second (E s)
[D] Pascal second (P s)
Show Answer
Correct Answer : [A] Newton second (N s)
10. Identify the unit of measuring intensity of sound ?
[A] Knots
[B] Ampere
[C] Candela
[D] Decibel
Show Answer
Correct Answer : [D] Decibel
Top MCQ On Units, Measurements Errors PDF
11. Hertz is the SI unit of ?
[A] frequency
[B] force
[C] pressure
[D] energy
Show Answer
Correct Answer : [A] frequency
12. The SI unit of radioactivity is ?
[A] ampere
[B] becquerel
[C] decibel
[D] cobolt
Show Answer
Correct Answer : [B] becquerel
13. The SI unit of weight is ?
[A] kilogram
[B] newton
[C] gram
[D] dyne
Show Answer
Correct Answer : [A] kilogram
14. Maxwell is the unit of which one of the following ?
[A] magnetic flux
[B] permeability
[C] magnetic susceptibility
[D] intensity magnetisation
Show Answer
Correct Answer : [A] magnetic flux
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15. Which of the following quantities does not have any unit ?
[A] speed
[B] density
[C] relative density
[D] acceleration
Show Answer
Correct Answer : [C] relative density
16. The unit of momentum is ?
[A] kgms2
[B] kgms-1
[C] kgms
[D] kgms-2
Show Answer
Correct Answer : [B] kgms-1
17. Light year is the unit of ?
[A] length
[B] mass
[C] time
[D] area
Show Answer
Correct Answer : [A] length
18. Light year is a unit for measurement of ?
[A] very large distances
[B] time interval in years
[C] amount of light received on earth on earth in year
[D] mass of atoms
Show Answer
Correct Answer : [A] very large distances
19. Which of the following is the unit of force ?
[A] pascal
[B] watt
[C] joule
[D] newton
Show Answer
Correct Answer : [D] newton
20. Which of the following is the SI unit of temperature ?
[A] kelvin
[B] Reaumur scale
[C] candela
[D] ampere
Show Answer
Correct Answer : [A] kelvin
Physics Units, Measurements Errors Top MCQ Questions Quiz
21. The SI unit for electrical resistivity is ?
[A] ampere/metre
[B] volt/metre
[C] tesla
[D] ohm metre
Show Answer
Correct Answer : [D] ohm metre
22. Which of the following quantities have its SI unit named after Blaise Pascal ?
[A] energy
[B] pressure
[C] work
[D] power
Show Answer
Correct Answer : [B] pressure
23. Newton-metre (N-m) is the SI unit of which of the following quantity ?
[A] acceleration
[B] torque
[C] power
[D] force
Show Answer
Correct Answer : [B] torque
24. Light year is ?
[A] light emitted by sun in one year.
[B] time taken by light to travel from sun to earth.
[C] the distance travelled by light in free space in one year.
[D] time taken by earth to go once around the sun.
Show Answer
Correct Answer : [C] the distance travelled by light in free space in one year.
25. A nautical mile is equal to ___ ?
[A] 2000 mts
[B] 1852 mts
[C] 1672 mts
[D] 2450 mts
Show Answer
Correct Answer : [D] 2450 mts
26. Which one of the following is the value of 1 nanometer ?
[A] 10-7 cm
[B] 10-6 cm
[C] 10-4 cm
[D] 10-3 cm
Show Answer
Correct Answer : [A] 10-7 cm
27. 1 dyne is equal to ?
[A] 10^3 g-cm/s2
[B] 10^-3 g-cm/s2
[C] 10^5 kg-cm/s2
[D] 10^-5 kg-m/s2
Show Answer
Correct Answer : [A] 10^3 g-cm/s^2
28. If a physical quantity has the units-ampere meters per second squared, then what are it’s dimensions ?
[A] [ILT^2]
[B] [ALT^2]
[C] [IMS^2]
[D] [AMS^-2]
Show Answer
Correct Answer : [A] [ILT^2]
29. Which instrument is used to measure humidity ?
[A] hydrometer
[B] hygrometer
[C] pyrometer
[D] lactometer
Show Answer
Correct Answer : [B] hygrometer
30. Electroencephaogram (ECG) is used in monitoring ?
[A] heart
[B] liver
[C] pancreas
[D] brain
Show Answer
Correct Answer : [D] brain
Most Important Questions On Units, Measurements Errors Quiz
31. Which one of the following thermometers is known as pyrometer ?
[A] Thermo-electric thermometers
[B] Radiation thermometers
[C] Gas thermometers
[D] liquid thermometers
Show Answer
Correct Answer : [B] Radiation thermometers
32. Which one of the following devices is used to measure extremely high temperature?
[A] pyrometer
[B] photometer
[C] phonometer
[D] pycnometer
Show Answer
Correct Answer : [A] pyrometer
33. Pyrheliometer is used for measuring?
[A] sun spots
[B] solar radiation
[C] air temperature
[D] temperature of plants
Show Answer
Correct Answer : [B] solar radiation
34. The density of milk is measured by?
[A] lactometer
[B] hydrometer
[C] barometer
[D] hygrometer
Show Answer
Correct Answer : [A] lactometer
35. A student measures certain lengths using a meter scale having least count equal to 1 mm. ?
[A] 0.50 mm
[B] 29.07 mm
[C] 0.925 mm
[D] 910 mm
Show Answer
Correct Answer : [A] 0.50 mm