The heating element of an electric heater should be made of a material that should have:
A. low specific resistance and low melting point.
B. high specific resistance and high melting point.
C. high specific resistance and low melting point.
D. low specific resistance and high melting point.
Answer:A
The heating element of an electric heater should be made of a material that should have:
A. low specific resistance and low melting point. B. high specific resistance and high melting point. C. high specific resistance and low melting point. D. low specific resistance and high melting point.