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21st October 2014, 07:51 AM
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Join Date: Apr 2013
Re: Formula list Physics

Oh you are preparing for the examination that’s good. ok here I am providing you the list of all formulas of Physics.

Formulas of Physics

Voltage (V)
V = IR
I = Current
R = Resistance

Power (P)
P = I V
V = Voltage

Power (P)
P = V2R
R = ResistanceWatts (W)

Power (P) P = I2 R
I = Current Watts(W)

Pressure-

Pressure is defined as force per unit area:
Pressure (P) = Force (F)/Area (A)

Density
Density is the mass contained in a body per unit volume.

The formula for density is:
Density (D) = Mass(M)/Volume (V)

Angular Momentum-
Angular momentum is an analogous quantity to linear momentum in which the body is undergoing rotational motion. The formula for angular momentum (J) is given by:

J = r x p
where J denotes angular momentum, r is radius vector and p is linear momentum.

Torque
Torque can be defined as moment of force.
τ = r x F

Circular Motion

The formulas for circular motion of an object of mass 'm' moving in a circle of radius 'r' at a tangential velocity 'v' are as follows:
Centripetal force (F) = mv2/r
Centripetal Acceleration (a) = v2/r

Power-

Power is, work done per unit time. The formula for power is given as
Power (P) = V2/R =I2R
where P=power, W = Work, t = time.




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