The approximate efficiency of a hot oil radiant heater is
a) 25 - 35%
b) 50 - 60%
c) 30 - 40%
d) 40 - 50%
e) 45 - 65%
Answer: D
The approximate efficiency of a hot oil radiant heater is
a) 25 - 35%
b) 50 - 60%
c) 30 - 40%
d) 40 - 50%
e) 45 - 65%
Answer: D