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Question
Which of the following best describes the working of bolometer?
Options:
A .  Radiation → temperature of absorptive element increases above the thermal reservoir → resistive thermometer to measure temperature change
B .  Radiation → resistive thermometer to measure temperature change → temperature of absorptive element increases above the reservoir
C .  Temperature of absorptive element increases above the reservoir → radiation → resistive thermometer to measure temperature change
D .  Radiation → temperature of absorptive element increases above the electrical reservoir → resistive thermometer to measure temperature change
Answer: Option A
Answer: (a).Radiation → temperature of absorptive element increases above the thermal reservoir → resistive thermometer to measure temperature change
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