Answer 6_7_8

Power of the X-ray tube = 80 000 V x 0.050 A = 4000 W

The Power converted to X-rays = 4000 W x 0.01 = 40 W

Intensity = 40 W ÷ (10 x 10^-6 m²) = 4 x 10⁶ W m^-2

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