Question

Find the increase in temperature of aluminium rod if its length is to be increased
by 1 %. (a for aluminium = 25 x 10-⁶/0)
(Ans: 400⁰c)
i want answer pls tell me fast​

Answer 1

Explanation:

Answer

4.0/5

52

RamithC

We will take the Length of the aluminium bar = L

Change in length (ΔL) = L/100

linear thermal expansion formula: ΔL/L = αΔT

α = Coefficient of linear expansion = 25 x 10⁻⁶/⁰C

ΔT= Temperature difference

(L/100)/L = (25 × 10⁻⁶)(ΔT)

ΔT = (1/100)/(25 × 10⁻⁶)

ΔT = 400 ⁰C

mark as brainliest.

plz follow me