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1. |
The internal power factor angle is given for a lagging load of a 3- phase alternator. |
A. | ψ = δ – θ |
B. | ψ = δ + θ |
C. | ψ = -δ -θ |
D. | ψ = δ -θ |
Answer» C. ‚âà√¨‚àö‚Ć = -‚âà√≠¬¨‚Ä¢ -‚âà√≠‚Äö√†√® | |