Recent questions tagged salient

Description :  Compare the salient features of LED and CFL based on: i] Lamp Efficiency ii] Life span 

Last Answer : Parameter LED CFL Lamp Efficiency  High (more than 70 lumen per watt) Comparatively less (50-60 lumen per watt) Life span (in working hours) 10000 3000

Description : List any four salient features of 8085 microprocessor

Last Answer : Features of 8085:  1. 16 address line so 216=64 Kbytes of memory can be addressed.  2. Operating clock frequency is 3MHz and minimum clock frequency is 500 KHz.  3. On chip bus controller ... duty cycle TTL clock  10. Provide 2 serial I/O lines, so peripheral can be interfaced with 8085 μp

Description : State any four salient features of turbo- alternator.

Last Answer : Special features of a turbo alternator used in TPS: Special Futures (Highlights): It is 3-phase generator. A separate excitation is given to alternator by DC generator ( ... under voltage protection. Over frequency under frequency protection. Over load protection. Over temperature protection 

Description : List out any four salient features of hydro generator.

Last Answer : Following are the salient features of a Hydro Generator (alternator):  It is 3-ph hydro generator (alternator). It is robust in construction. A separate excitation is given to ... & under frequency protection, 5. Over temperature protection are main protections provided to generator.

Description : The armature current on symmetrical 3 phase short circuit of a synchronous machine (salient pole)  (A) has q -axis current only (B) has d -axis current only (C) has both d and q axis currents (D) cannot be divided between q and d axis currents

Last Answer : The armature current on symmetrical 3 phase short circuit of a synchronous machine (salient pole) has d -axis current only

Last Answer : If the field winding of an unloaded salient pole synchronous motor is open circuited, the motor will stop.

Description : Salient pole rotor is use for which speed?

Last Answer : Salient pole rotor is use for low and medium speed prime movers.

Description : what will happen when excitation of an unloaded salient pole synchronous motor suddenly gets disconnected?

Last Answer : When excitation of an unloaded salient pole synchronous motor suddenly gets disconnected the motor will stop.