A clock which keeps correct time at 20ºC, is subjected to
40ºC. If coefficient of linear expansion of the pendulum is
12 × 10⁻⁶ per ºC. How much will it gain or loose in time ?
(a) 10.3 seconds/day (b) 20.6 seconds/day
(c) 5 seconds/day (d) 20 minutes/day
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Answer:
A clock which keeps correct time at 20ºC, is subjected to
40ºC. If coefficient of linear expansion of the pendulum is
12 × 10⁻⁶ per ºC. How much will it gain or loose in time ?
(a) 10.3 seconds/day (b) 20.6 seconds/day
(c) 5 seconds/day (d) 20 minutes/day
Explanation:
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