Qstnid -B-19- Two Iron Rods - One 10 M Long And The Other 5 M Long, Are Heated To The Same Rise In Temperature. Which Will Expand More ? - 06: Heat Energy Class 8 Physics - Icse-viii-physics

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ICSE-VIII-Physics

06: Heat Energy Class 8 Physics

with Solutions - page 4

Qstn# B-19 Prvs-Qstn Next-Qstn

#19
Two iron rods - one 10 m long and the other 5 m long, are heated to the same rise in temperature. Which will expand more ?
Ans : L_t - L₀ ∝ L₀
∴ The rod having greater length will expand more when rods are heated to the same
temperature.
∴ Rod with 10 m length will expand more.