Suppose that you seal an ordinary 60 W lightbulb and a suitable battery inside a transparent enclosure

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Suppose that you seal an ordinary 60 W lightbulb and a suitable battery inside a transparent enclosure and suspend the system from a very sensitive balance.

(a) Compute the change in the mass of the system if the lamp is on continuously for one year at full power.

(b) What difference, if any, would it make if the inner surface of the container were a perfect reflector?

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Modern Physics

ISBN: 9781429250788

6th Edition

Authors: Paul A. Tipler, Ralph Llewellyn

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Question Posted: Feb 02, 2023 01:45 AM

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Suppose that you seal an ordinary 60 W lightbulb and a suitable battery inside a transparent enclosure

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a b It would make no difference if the inner surface w...View the full answer

Modern Physics

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