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2015-04-06T12:47:05+05:30

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T = 2π √(L/g)

ΔT / T * 100 = 1/2 * ΔL/L * 100
                   = 1/2 * 2% = 1%

Time period increases by 1% =>

So one second becomes  1.01 seconds.  The pendulum loses 0.01 sec.
In one day of 86400 seconds,  the clock loses 864 seconds. or 144 minutes or 2 hours 24 minutes.


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