Question
Download Solution PDFWhich among the following is incorrect pair of physical quantity and unit of measurement?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is Pressure - Newton (N).
Key Points
- Pressure is measured in Pascal (Pa), which is the force per unit area.
- 1 Pa is one newton per square meter (N/m2)
- It is a scalar quantity.
- Force is measured in Newton(N).
- Energy is the capacity to do work and is measured in joules (J).
- Power is the rate at which work is done or energy is transferred. It is measured in watts (W).
- Frequency is the number of cycles per second and is measured in hertz (Hz).
Additional Information Some more physical quantities and their unit:
| Physical Quantity | SI Unit |
| Electric current | Ampere(A) |
| Temperature | Kelvin (K) |
| Luminous intensity | Candela (cd) |
| Resistance | Ohm |
| Electric charge | Coulomb(C) |
| Capacitance | Farad(F) |
Last updated on Jul 8, 2025
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