Question

A 2-pole, 3-phase alternator running at 3000 rpm has 42 slots with 2 cod/slot. Calculate the flux per pole required to generate a line voltage of 2300 v. Assume kd=0.952 and kc=0.956

Answer 1

Assumptions in Terzaghi's Bearing Capacity Theory Depth of foundation is less than or equal to its width. Base of the footing is rough. Soil above bottom of foundation has no shear strength; is only a surcharge load against the overturning load Surcharge upto the base of footing is considered.