The flash point of transformer oil should be higher than_______________?

Related Mcqs:

impose limitation on design____________?

A. Saturation B. Temperature rise C. Efficiency D. Power factor E. All above...

Hydrogen has a heat transfer co-efficient __________ times that of air?

A. 1.5 B. 2.5 C. 3.5 D. 4.5...

Which of the following methods is most accurate ?

A. Equivalent current method B. Equivalent power method C. Equivalent torque method D. Method of average losses...

In D.C. machines the width of the duct is usually_____________?

A. 4 mm B. 6 mm C. 8 mm D. 10 mm...

The insulation between windings and grounded core and the insulation between the windings of the same phase is called__________________?

A. minor insulation B. major insulation C. either of the above D. none of the above...