Physics Equations

  • Created by: mostafa
  • Created on: 08-05-18 18:59
What is the equation for speed
distance / time. s=d/t
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What is the equation for acceleration
change in velocity / time taken. a=(v-u) / t
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What is the equation for final speed^2 (USE)
(initial speed)^2 + (2*acceleration x distance moved)
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What is the equation for force
mass x acceleration. f= m*a
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What is the equation for weight
mass*gravitational field strength. w=m*g
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What is the equation for momentum
mass*velocity p=m*v
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What is the equation for force (USE)
change in momentum/time taken. f=(mv-mu)/t
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What is the equation for moment
force*perpendicular distance from pivot
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What is the equation for power
current*voltage. p=I*v
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What is the equation for energy transferred (USE)
current*voltage*time. e=I*v*t
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What is the equation for voltage
current*resistance v=I*r
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What is the equation for charge
current*time. q=I*t
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What is the equation for energy transferred
charge*voltage e=Q*v
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What is the equation for speed of wave
frequency*wave length v=f*lamda
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What is the equation for frequency (USE)
1/time period f=1/t
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What is the equation for refractive index
sin I/sinr.
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What is the equation for critical angle
1/refractive index sin c = 1/n
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What is the equation for efficiency
(useful energy output/ total energy output)*100
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What is the equation for work done
force*distance moved w=f*d
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What is the equation gravitational potential energy (GPE)
mass*gravitational field strength*height
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What is the equation for kinetic energy
1/2 * mass*speed^2. KE=1/2*m*v^2
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What is the equation for power (USE)
work done/time taken. P=w/t
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Other cards in this set

Card 2

Front

change in velocity / time taken. a=(v-u) / t

Back

What is the equation for acceleration

Card 3

Front

(initial speed)^2 + (2*acceleration x distance moved)

Back

Preview of the back of card 3

Card 4

Front

mass x acceleration. f= m*a

Back

Preview of the back of card 4

Card 5

Front

mass*gravitational field strength. w=m*g

Back

Preview of the back of card 5
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