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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 | |