14. (3) II, 111(4) 1, iv aA source of power 1.2 MW emits photon which 14incident on a surface 2.5 m away out of which50% is reflected back what is the radiationpressure on the surface ?(1) 3.9 ~ 10 Pa/ / (2) 7.8 x 10- Pa(3) 11.7 x 10Pa (4) 15.6 10 Pa5.A vessel with water is placed on a weighing pan1110 and

14. (3) II, 111(4) 1, iv aA source of power 1.2 MW emits photon whic

1.	14. (3) II, 111(4) 1, iv aA source of power 1.2 MW emits photon which 14incident on a surface 2.5 m away out of which50% is reflected back what is the radiationpressure on the surface ?(1) 3.9 ~ 10 Pa/ / (2) 7.8 x 10- Pa(3) 11.7 x 10Pa (4) 15.6 10 Pa5.A vessel with water is placed on a weighing pan1110 and
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