A drilling machine is driven by a single-phase induction machine connected to a 110 V RMS supply. Assuming that the machining operation requires 1 kW, that the tool machine has 90 percent efficiency, and that the supply current is 14 A RMS with a power factor of 0.8. Find the AC machine efficiency.
A drilling machine is driven by a single-phase induction machine connected to a 110 V RMS supply. Assuming that the machining operation requires 1 kW, that the tool machine has 90 percent efficiency, and that the supply current is 14 A RMS with a power factor of 0.8. Find the AC machine efficiency.
Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter2: Fundamentals
Section: Chapter Questions
Problem 2.21P: An industrial plant consisting primarily of induction motor loads absorbs 500 kW at 0.6 power factor...
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A drilling machine is driven by a single-phase induction machine connected to a 110 V RMS supply. Assuming that the machining operation requires 1 kW, that the tool machine has 90 percent efficiency, and that the supply current is 14 A RMS with a power factor of 0.8. Find the AC machine efficiency.
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