CIE A Level Physics 9702 Equations - with questions and answers 100%Correctly verified answers latest update 2025/2026 RATED A+

CIE A Level Physics 9702 Equations -
with questions and answers
100%Correctly verified answers latest
update 2025/2026 RATED A+
Arc length - CORRECT ANSWERS s=rθ



Angular velocity - CORRECT ANSWERS w=

θ/t

2pi/t

2pif



Average speed - CORRECT ANSWERS v=rw



Period of revolution - CORRECT ANSWERS 2pi/w

2pir/v



Centripetal acceleration - CORRECT ANSWERS vw

rw^2

v^2/r



Centripetal force - CORRECT ANSWERS ma

mrw^2

mv^2/r

, Gravitational force - CORRECT ANSWERS GMm/r^2



Gravitational field strength - CORRECT ANSWERS GM/r^2



Gravitational Potential - CORRECT ANSWERS -GM/r



Gravitational Potential Energy - CORRECT ANSWERS mϕ

-GMm/r



Orbital velocity - CORRECT ANSWERS square root of GM/r



Orbital period - CORRECT ANSWERS 2pir/v

2pi(square root of r^3/GM)



Celsius to Kelvin conversion - CORRECT ANSWERS K = C + 273.15



Heat energy to raise liquid temperature - CORRECT ANSWERS Q=mc∆θ + Qlost



Energy supplied by heater - CORRECT ANSWERS VIt



Internal energy - CORRECT ANSWERS U = sum of random distribution of K.E. and P.E. of
molecules



Change in internal energy - CORRECT ANSWERS ∆U = q + W



Internal energy of ideal gas - CORRECT ANSWERS 3/2kT