A clock that keeps correct time at 20 C is subjected to 40 C If coefficient of linear expansion of the pendulum is 12x10 C how

Question

A clock that keeps correct time at 20 C is subjected to 40 C If coefficient of linear expansion of the pendulum is 12x10 C how much time will gain or lose 1 10 3 s day 2 20 6 s day 3 5s day 4 20 min day CHEMISTRY An ionic compound has a unit cell consisting of A ions at the corners of a cube B ions on the

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