While the fuel fired furnace can be used upto a maximum temperature of about 1700°C, the electric furnace can be used upto a temperature of about __________ °C.
Options
A. 2000
B. 3000
C. 4500
D. 6000
Correct Answer
4500
More questions
1. Wall thickness of schedule 40 pipe as compared to that of schedule 80 pipe is
Options
A. more
B. less
C. same
D. cither (a) or (b); depends upon the I.D. of the pipe