When a beam of light is allowed to pass through a transparent medium, the rate of decrease of intensity with the thickness of medium is __________ to the intensity of the light.
A. inversely proportional
B. directly proportional
C. equal
D. not related
Answer:B
When a beam of light is allowed to pass through a transparent medium, the rate of decrease of intensity with the thickness of medium is __________ to the intensity of the light.
A. inversely proportional B. directly proportional C. equal D. not related
Explanation: As per Lambert’s law, when a beam of light passes through a