Table 4A Given the Following Table

question 12

Multiple Choice

Table 4A
Given the following table:
-What method was used to determine the cause suggested by Table 4A?

• A) The method of difference.
• B) The method of concomitant variation.
• C) The method of agreement.
• D) The method of residues.
• E) The joint method of agreement and difference.

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Definitions:

Delta Connected

A three-phase connection method where the end of each coil connects to the beginning of another, forming a closed loop that resembles the Greek letter Delta (Δ).

Phase Voltage

The voltage measured across a single component in a polyphase system, representing one phase of the system.

Line Voltage

The voltage measured across any two phase wires in a multi-phase electrical system.

Wye-Connected

A method of connecting three-phase motors and generators where the end of each of the three coils is connected to form a 'Y' shape, also known as a star connection.