Woollen clothes keep the body warm because
A. wool increases the temperature of the body
B. wool is a bad conductor
C. wool absorbs radiant heat from outer object
D. wool rejects heat from the outer objects
Answer: Option B
A. wool increases the temperature of the body
B. wool is a bad conductor
C. wool absorbs radiant heat from outer object
D. wool rejects heat from the outer objects
Answer: Option B
A. Zeroth Law of Thermodynamics
B. First Law of Thermodynamics
C. Second Law of Thermodynamics
D. Third Law of Thermodynamics
A black body can absorb radiations of
A. lower wavelengths only
B. intermediate wavelengths only
C. higher wavelengths only
D. all wavelengths
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