Multiple Choice Question (MCQ)
Question: What is the differential of control switch if it cuts in at 29 kg/cm2 and cuts out at 34 kg/cm2?
A.
5 kg / cm<sup>2</sup>
B.
10 kg / cm<sup>2</sup>
C.
15 kg / cm<sup>2</sup>
D.
20 kg / cm<sup>2</sup>
Correct Answer: 5 kg / cm<sup>2</sup>