Multiple Choice
In induction hardening the depth of hardening can be controlled by controlling
A) voltage
B) power factor
C) frequency
D) current
E) Parting off
Correct Answer:
Verified
Correct Answer:
Verified
Q18: Brass is<br>A)Copper aluminium alloy<br>B)Copper-nickel alloy<br>C)Copper-zinc alloy<br>D)Copper-tin alloy<br>E)Copper-lead
Q19: The welding of steel structures on the
Q20: A 20 number crucible<br>A)Will have height of
Q21: Plastic gears are used in<br>A)Toys<br>B)Instruments<br>C)Low load applications<br>D)Low
Q22: Photoelectric transducers are used for the measurement
Q24: Relief angle on HSS tools usually vary
Q25: For soldering of brass and copper, the
Q26: Automobile gears are generally made of<br>A)Alloy steel<br>B)Cast
Q27: If a drill has different lengths of
Q28: Which process is used for manufacturing the