Discover the force exerted on the card by the radiation

Reference no: EM13677970

(a) An electromagnetic wave of intensity 210 W/m² is incident normally on a rectangular black card with sides of 25 cm and 39 cm that absorbs all the radiation. Discover the force exerted on the card by the radiation.(b) Discover the force exerted by the same wave if the card reflects all the radiation incident on it.

Reference no: EM13677970

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