1.

Which of the following best describes the working of bolometer?

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» B. Radiation → resistive thermometer to measure temperature change → temperature of absorptive element increases above the reservoir


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