An Electrician Tests a 30-Ampere, 250-Volt Dryer Receptacle with a Voltage

Multiple Choice

An electrician tests a 30-ampere, 250-volt dryer receptacle with a voltage tester.The tester indicates 120 volts between the X and Y slots.The tester also indicates 240 volts between the X and W slots.The tester also indicates 0 volts between the Y and the grounding slot.The likely cause is __________.

A) an open grounding path
B) the wires are reversed between the W and the Y slots
C) the wires are reversed between the X and the Y slots
D) an open grounded conductor