Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / ishaan
The value of form factor is 1.1 which is calculated for the
sine wave. At this value of form factor, leakage flux is
minimum and efficiency is maximum for any electrical
machines. These machines are operated at sine waves.
| Is This Answer Correct ? | 28 Yes | 13 No |
Post New Answer View All Answers
If the line voltage is reduced to 75% of its rated value then by what percentage current will reduce ?? 75% 25% 50% no change and why ?
What the difference between three phase contactor (coil 110vac) & three phase SSR (control voltage 110Vac)? May I use contactor in place of SSR?
can you plz send l&t aptitude questions if available its urgent plz plz plz
whats the application of voltage regulation? and whats the voltage regulation's device?
in conventional fan regulators how the current varies with speed?
Define resonant frequency?
How to protect sensitive loads such as Dosing pumps inside a factory from voltage surge/voltage fluctuation.
in india per day how much power is generated including all power station
1)what is the function of a frequency inverter? 2)If a few frequency inverter are connected onto a device network,what are the two setting that will ensure the frequency inverter work properly on the network. 3)whats is the name of the input sensor for weigher? 4)How to confirm that the load cellis faulty? 5)Describe briefly the steps to validate that the weigher is working properly? 6)Describe the procedure to validate the flowmeter accuracy? 7)Describe briefly the steps to validate that the tempreture sensor/transformer is working properly. 8)what is the adjustment that need to be done when you are calibrating the temperature transmitter ? 9)what are the safety measures to be taken before disconnecting motor for rewinding. 10)whats is the synchronous speed in rpm of typical 4pole 50hz motor? 11)whats is the formula for kw, ohm's law 12)if a 3phase motor is rated 3kw,415vac,what is it's rated ampere?
How is the resonant peak, resonant frequency, and bandwidth determined from nichols chart?
Is there any type of starter for DC motor other than two point,Three point and Four point starters?
what do w do when the output of generator is fluctuating?
Why arc quenching is used in Diode ?
What is the difference between Generator Differential Relay and Transformer Differential Relay?
In case of salient pole alternator when number of poles are 4 or more than 4 it helps the flux wave to be sinusoid as air gap length is increased from center to tip , but if the number of poles are 2 how does the flux wave is sinusoidal?
