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A pendulum clock keeps correct time at 0°C. If the coefficient of linear expansion is α,then what will be the loss in time per day,when the temperature rises by t°C? a. (1/2)α.t.86400 b. α.t.86400 c. [(1/2)αt/{1+αt/2}].86400 d. αt/(1+αt/2)

A pendulum clock keeps correct time at 0°C. If the coefficient of linear expansion is α,then what will be the loss in time per day,when the temperature rises by t°C?


a. (1/2)α.t.86400


b. α.t.86400


c. [(1/2)αt/{1+αt/2}].86400


d. αt/(1+αt/2)

Grade:12th Pass

1 Answers

ankitesh gupta
63 Points
8 years ago

ANSWER IS (A) 

FORMULA (T-T1)/T1 = 1/2. a.t

WHERE THIS IS LOST IN PER SECOND

THEREFORE IN 1 DAY THERE ARE 86400 SEC

THEREFORE TIME LOST PER DAY IS OPTION (A)

PLZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ APPROVE 

 

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