Elasticity
ICSE · Class 11 · Physics
All formulas from Elasticity in ICSE Class 11 Physics. Key equations, constants, and identities for board exam preparation.
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Stress, Strain, and Hooke's Law
stress = F/A
E = stress/strain
Young's Modulus
Y = (Mg/πr^2)/(ΔL/L) = MgL/(πr^2ΔL)
Y_eq = 2Y1Y2/(Y1 + Y2)
ΔL = MgL/(AY)
ΔL = (M + m/2)gL/(AY)
ΔL = mgL/(2AY) = (1/2)(ρL^2g)/Y
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