1.

If a clock loses 5 seconds per day, what is the alteration required in the length of the pendulum in order that the clock keeps correct time?

A. \(\frac{4}{{86400}}\) times its original length be shortened
B. \(\frac{1}{{86400}}\) times its original length be shortened
C. \(\frac{1}{{8640}}\) times its original length be shortened
D. \(\frac{4}{{8640}}\) times its original length be shortened
Answer» D. \(\frac{4}{{8640}}\) times its original length be shortened


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