Meaning of Physical symbols for Punjab PSC

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Physical Symbols
Physical symbols

Quantity

Symbol

SI unit

Symbol for SI Unit

Non-SI unit used

Absorbed dose

Gray

Acceleration

Metre per second squared

Acc. due to gravity

Metre per second squared

Activity

Becquerel

Amount of substance

Mole

Amplitude

Metre

Angle

Radian

Angular velocity

Radian per second

Area

Metre squared

Atomic number

Capacitance

Farad

concentration

Mole per liter

Critical angle

density

Kilogram per meter cubed

Displacement

Meter

Dose equivalent

Sievert

Electric current

Ampere

Electric field strength

Volt per metre

Electronic charge

Coulomb

Energy (electrical)

Joule

Energy (heat)

Joule

Energy (kinetic)

Joule

Energy (potential)

Joule

Energy (food)

Joule

Enthalpy

Joule

Focal length

Meter

Frequency

Hertz

half- life

Second

Length (distance)

Metre

Magnetic flux

Weber

Magnetic flux density

Tesla

Magnification

Mass

Kilogram

Mass number

Molarity

Mole per liter

Moment of a force

Newton metre

Moment of inertia

Kilogram metre squared

Momentum

Kilogram metre per second

Permittivity

ε

Farad per metre

Periodic time

Second

Power

Watt

Refractive index

Resistance

ohm

Resistivity

ohm meter

Speed

Meter per second

Sound intensity

Watt per meter squared

Sound intensity level

Specific heat capacity

Joule per kilogram per kelvin

Strain

Stress

Newton per meter squared

Temperature

Kelvin

Temperature

Newton

Change in temperature

Kelvin

Tension

Newton

Thermal conductivity

Watt per meter per kelvin

Time

Second

Torque

Newton metre

Velocity

Metre per second

Voltage

potential difference

Volt

U-value

Watt per meter squared per kelvin

Volume

Metre cubed

Wavelength

Meter

Weight

Newton

Work

Joule

Young’s modulus

Newton per metre squared