A diode placed in parallel across a relay coil serves what function? – McqOptions

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1.	A diode placed in parallel across a relay coil serves what function?
A.	to regulate input voltage
B.	to protect the coil from arcing
C.	to ensure most of the current passes through the coil
D.	to reduce arcing across the relay contacts
Answer» C. to ensure most of the current passes through the coil

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