how to select electronic timer(Star-Delta) setting for
diff. rating motors
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why motors are rated in hp?
Why (In India) we preferably go for +-30 deg connection of transformer? what are the advantages in this connection?
why we use perllel conection system in the wiring?
The exciting current of a transformer is non sinusoidal. why?
hy i need help with LabView, I need a sample code of LabView to download serial data from the Intellivue Patient Monitor to PC. Thank you in advance.
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what types of load we get from the national grid? is this capacitive or inductive?
what will happen if dc motor given ac supply
Any one who apply for Ferro Scrap Nigam Limited cn join with me at rajuhalder@indiatimes.com or 09669717028
why ht motor connection in star
iii) A shunt motor runs at 70 rad/sec from a 460V supply and takes in an armature current of 100A. Resistors of 2.52 ohms and 1.64 ohms are connected in series with the armature and in parallel with the armature respectively. The field excitation remains direct from the 460V supply but the generated torque is halved. Determine the new running speed. Neglect brush voltage drop. The armature resistance is 0.4 ohms. [15]
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