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i need to give section engineer (electrical engineer) for RRB. Please suggest some book
wht is embedded systems? what is new inthis field?
there are cam operated switches - why we call cam operated , What is cam ?
how to find the resistance and gap volatage of the diode??
What is kvar?
why should the lowest unit of a testing transformer ( cascaded transformer ) have higher power rating??
CAN WE CALCULATE THE NEGATIVE SEQUENCE AND ZERO SEQUENCE REACTANCE OF A GENERATOR USING ONLY ITS RATED VOLTAGE, KW, PF AND SYNCHRONOUS REACTANCE??? IF YES, THEN HOW??
Name the types of motors used in vacuum cleaners, phonographic appliances, vending machines,refrigerators, rolling mills, lathes, power factor improvement and cranes.
how we calculate the dick for a pole?
How a capacitor discharge weld power supply works? what is the use of a pulse transformer?
What is center gravity load in substation?
Is a direct shorth ciruit on a branch MCCB in a Low Voltage Switchboard a correct means of tesing the performance for discrimination?
how to check ac servo motor
Define what is the function of anti-pumping in circuit breaker?
What is transient response?