EXAMIANS
Slip rings are usually made of
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If the frequency of 3-phase supply to the stator of a 3-phase induction motor is increased, then synchronous speed ______
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The shaft of an induction motor is made of
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The approximate efficiency of a 3-phase , 50 Hz, 4 pole induction motor running at 1350 rpm is ______
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In medium sized induction motor, the slip is generally around
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When the rotor of a 3-phase induction motor is blocked, the slip is _____
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The magnetising current drawn by a 3 phase induction motor is about _______ of full load stator current.
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The torque developed by a 3 phase induction motor least depends on
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The condition of induction motor on load resemble those of a transformer whose secondady is _______
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The complete circle diagram of induction motor can be drawn with the help of data found from
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