Electrical Machines Slip exists in synchronous motor. induction motor. in both machines. none of above. synchronous motor. induction motor. in both machines. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Transformer oil is used as both A and B. a coolant. inert medium. an insulator. both A and B. a coolant. inert medium. an insulator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two synchronous generators operating in parallel 200 MW and 400 MW respectively. The drooping characteristics of their governors are identical as 4% from no load to full load. Consider the governors operating at 50Hz on no load. How will the machine share, if the load is 600 MW? 230.7 MW and 369.23 MW respectively generator 2 gets over load generator 1 gets over load 200 MW and 400MW respectively 230.7 MW and 369.23 MW respectively generator 2 gets over load generator 1 gets over load 200 MW and 400MW respectively ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 240 V DC series motor takes 40 A when giving its rated output at 1500 rpm. Its resistance is 0.3 ohms. The value of resistance which must be added to obtain rated torque at 1000 rpm is 6 ohms. 5.7 ohms. 1.9 ohms. 2.2 ohms. 6 ohms. 5.7 ohms. 1.9 ohms. 2.2 ohms. 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. N1 : N2. N12 : N22. none. 1 : 1. N1 : N2. N12 : N22. none. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The frame of an induction motor is made of aluminium. closed grained cast iron. silicon steel. stainless steel. aluminium. closed grained cast iron. silicon steel. stainless steel. ANSWER DOWNLOAD EXAMIANS APP
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