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radiation from a star reaches a planet's surface at an average rate of 2700 w/m^2

a. calculate the maximum value of E and B (assume this is a single EM wave)

b. Find the amount of momentum transferred to perfect absorber. (assume the object is a sphere of radius 30 cm and mass of 2 kg).

c. Find the force exerted on a roof that has dimensions 10x20 m.

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