Principles.of.power.system.-.v.k.mehta. 【FHD 2027】

"Wait," Sen said, his voice suddenly sharp. "Look at the frequency meter."

"Passed what?"

Sen smiled—a worn, switchgear-smile. "Alright. Let’s play. What’s the first principle of power systems, according to your book?" principles.of.power.system.-.v.k.mehta.