Question

# A clock, with a brass pendulum, keeps correct time at $$20^0C$$, but loses $$8.212 s$$ per day, when the temperature rises to $$30^C$$. Calculate the coefficient of linear expansion of brass:

A
90×106
B
19×106
C
9×106
D
1×106

Solution

## The correct option is B $$19\times 10^-6$$Physics

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