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In salient pole synchronous machine, if direct axis reactance and quadrature axis reactance is equal, then power developed due to reluctance is _____.
(a)Maximum
(b)Infinite value
(c)Zero
(d)Any of the above

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Important Questions on Sets, Relations and Functions
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The shape of the path of free electron in a metal is _____:

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What will be the direction of the magnetic field at the very bottom point of a horizontal power line, where the current flows from east to west when viewed from the west end?

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Which of the following is a landlocked country?

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The flow of _____ is anti–clockwise in the given circuit:

