Physics, asked by gmundrathi, 5 months ago

a clock with an iron pendulum keeps correct time at 10°c the coefficient of linear expansion of iron is 0.000012/°c and the room temperature is 20°c it looses in a day

Answers

Answered by anshu005512

1

Explanation:

ANSWER

T=2π

g

l

∴

T

ΔT

=

g

Rπ

×

2

l

1

l

Δl

T

ΔT

=

lg

π

αΔθ

ΔT=

lg

πα

Δθ×2π×

g

l

=

9

4π

2

αΔθ

×24×60×60

∴ΔT≈2⋅6sec

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