Electrical Machines Which of the following statement is correct, if short circuit ratio is high? High voltage regulation Good voltage regulation None of these Low short circuit current High voltage regulation Good voltage regulation None of these Low short circuit current ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is minimized by laminating the core of a transformer? Copper loss. Eddy current loss. Hysteresis loss. Stray loss. Copper loss. Eddy current loss. Hysteresis loss. Stray loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which is the arrangement of windings in a core type single phase transformer? Half hv inside and half lv outside on each core limb Half lv inside and half hv outside on each core limb Lv on one core limb and hv on the other Sandwiched lv and hv discs on each core limb Half hv inside and half lv outside on each core limb Half lv inside and half hv outside on each core limb Lv on one core limb and hv on the other Sandwiched lv and hv discs on each core limb ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Silicon content in steel lamination is kept within 5% as it Increases cost. All of these increases hysteresis loss. makes the material brittle. Increases cost. All of these increases hysteresis loss. makes the material brittle. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines With the increases in field excitation of a DC generator, its generated emf remains constant. increases upto a limit and then remains almost constant. increases. decreases. remains constant. increases upto a limit and then remains almost constant. increases. decreases. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines At slip s = 1 torque developed in machine is starting torque. electromagnetic torque. maximum torque. none. starting torque. electromagnetic torque. maximum torque. none. ANSWER DOWNLOAD EXAMIANS APP
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