Physical Quantities and Measurement MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
Physical Quantities and Measurement with Expert Online Physics Exams
Strengthen your grasp of Physical Quantities and Measurement with targeted online physics exams designed to boost your preparation. These resources cover essential basic physics concepts related to units, dimensions, and accurate measurement techniques. Utilize practice tests and MCQ answers to deepen your understanding of measurement systems and error analysis. Focusing on force and motion MDCAT MCQs will further enhance your ability to tackle related questions effectively.
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The SI unit of luminous efficacy is:
A. Lumen per watt
B. Candela
C. Lux
D. Watt per meter squared
Answer: Lumen per watt
The rate at which velocity changes with time is called:
A. Acceleration
B. Speed
C. Velocity
D. Displacement
Answer: Acceleration
What is the SI unit of surface tension?
A. Newton per meter
B. Pascal
C. Joule per second
D. Watt per square meter
Answer: Newton per meter
Which of the following is a fundamental quantity?
A. Time
B. Energy
C. Power
D. Velocity
Answer: Time
The SI unit of radiation dose absorbed by a material is:
A. Gray
B. Sievert
C. Becquerel
D. Curie
Answer: Gray
What is the SI unit of electric charge?
A. Coulomb
B. Volt
C. Ohm
D. Ampere
Answer: Coulomb
The opposition to the flow of electric current is called:
A. Resistance
B. Capacitance
C. Conductance
D. Inductance
Answer: Resistance
What is the SI unit of moment of force (torque)?
A. Newton meter
B. Joule
C. Pascal
D. Watt
Answer: Newton meter
Which unit is used to measure sound intensity?
A. Decibel
B. Hertz
C. Watt
D. Volt
Answer: Decibel