Electrical Machines When a DC cummulative compound wound motor is loaded Torque increase and speed decrease. Torque and speed both increase. Both torque and speed decrease. Torque decrease and speed increases. Torque increase and speed decrease. Torque and speed both increase. Both torque and speed decrease. Torque decrease and speed increases. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two generators operating in parallel with rating 50MW and 100MW respectively. Both their respective governor settings are identical as 4%, consider same no load frequency. How will the machine share a common load of 100 MW 33.33 MW and 66.67 MW respectively any of the above 50 MW and 50 MW respectively 66.67 MW and 33.33 MW respectively 33.33 MW and 66.67 MW respectively any of the above 50 MW and 50 MW respectively 66.67 MW and 33.33 MW respectively ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two identical loss less series motors connected in series across a dc supply voltage, runs at speed of N1 and N2, then ratio of their output power is 1 : 1. N12 : N22. none. N1 : N2. 1 : 1. N12 : N22. none. N1 : N2. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Shunt field of DC generators consists of--------number of turns and ---------- conductors respectively large and thick less and thick large and thin less and thin large and thick less and thick large and thin less and thin ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 100/10, 50 VA double winding transformer is converted to 100/110 V auto transformer. The rating of auto transformer is 500 VA 550 VA 100 VA 110 VA 500 VA 550 VA 100 VA 110 VA ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Tap changer is generally provided in power transformer. voltage transformer. earthing transformer. current transformer. power transformer. voltage transformer. earthing transformer. current transformer. ANSWER DOWNLOAD EXAMIANS APP
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