Question

CAREER INSTITUTE
or Succes KOTA (RAJASTHAN)
The volume of a metal sphere increases by 0.15 %
when its temperature is raised by 24°C. The
coefficient of linear expansion of metal is :
(1) 2.5 x 10-5 /°C OL-R (2) 2.0 x10-5 /°C
(3) -1.5 x 10-5 /°C (4) 1.2 x 10-5 /°C​

Answer 1

ANSWER :

(2) 2.08 x 10^(-5)

Formulae used :-

Gamma=3(alpha)del(T)

Del(V)=Vo(gamma)del(T)

Refer the attachment for solution!!

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