physic dimensional formula

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27 Terms

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Speed or velocity

Displacement / time = [L]/[T] =[LT -1]

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Acceleration

Velocity by time = displacement by time by time = [LT-2]

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Momentum

Mass x velocity = [MLT-1]

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Force

Mass x acceleration =[MLT-2]

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Work

Force x displacement = [ML²T-1]

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Energy

Mass x speed of a light= [ML²T-2]

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Power

Force x displacement by time = [M L² T-3]

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Pressure

Force by area =[ML-1T-2]

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Moment of force or torque

Force x distance = [ML³T-2]

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Gravitational const

Fr² by Mm =[M-1L-3T-2]

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Impulse of a force

Force x time = [MLT-1]

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Stress

Force by area =[ML-1T-2 ]

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Co efficient of energy

Stress by strain = [MT-2]

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Surface tension

Force by length = [MT-2]

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Surface energy

Work by area = [MT-2]

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Co efficient of viscosity

Force x distance by area x velocity = [ML-1T-1]

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Angle

R by radius =L/L = 1

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Angular velocity

Angle by time = 1/T = [T-1]

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Angular acceleration

Angular velocity by time = [T -2]

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Mass of inertia

Mass x distance² = [ML²]

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Angular momentum

Mass x velocity x radius = [ML²T-1]

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Time period

Time = [T]

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Frequency

1 by time period = [T-1]

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Enthalpy or peat

Energy =[ML²T-2]

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