A hot body will radiate heat most rapidly, if its surface is___________________?

A. 1 and 0
B. 0 and 1
C. 1 and ∞
D. 0 and 0.5

A. CO2
B. Dissolved O2
C. Both A. & B.
D. Neither A. nor B.

A. 1 to 100
B. 0.5 to 50
C. 10 to 100
D. 100 to 1000

A. Dowtherm
B. Mercury
C. Liquid metal (e.g. molten sodium)
D. Fused salts (e.g., an eutectic mixture of 53% KNO3, 40% NaNO2and 7% NaNO3)

A. 520
B. 200
C. 400
D. 500

A. Super
B. Sensible
C. Latent
D. Both B. & C.