Relay of low voltage & current to make open or close contact - Hydraulics & Pneumatics

Q.  In which circuits, relay of  low voltage and low current is used to make open or close contact?
- Published on 14 Aug 15

a. high voltage and high current circuit
b. low voltage and low current circuit
c. high voltage and low current circuit
d. low voltage and low current circuit

ANSWER: high voltage and high current circuit

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