The power factor at which a paralleled AC generator operates is usually adjusted by the ().
- Aconnected load
- Bprime mover speed
- Cfield excitation
- Dgenerators rated voltage
The power factor at which a paralleled AC generator operates is usually adjusted by the ().
1、The maximum distance at which a light
The maximum distance at which a light may be seen under the existing visibility conditions is called().Anominal rangeBluminous rangeCcharted rangeDgeographic range
2、() is the temperature at which a liqui
() is the temperature at which a liquid fuel gives off sufficient vapor to form an ignitable mixture near its surface.ASetting pointBDew pointCFlash pointDLean point
3、Equal power factors on paralleled AC g
Equal power factors on paralleled AC generators are maintained by an automatic ().Avoltage regulatorBreverse power relayCreverse current relayDgovernor control switch
4、The total power consumed in a parallel
The total power consumed in a parallel circuit is ()Athe sum of the powers used in each load (resistor)Bdivided by the number of loadsCalway...
5、The power factor is a measure of the p
The power factor is a measure of the phase difference between voltage and current and is expressed as the() of the phase angle.AsineBcosineCtangentDcotangent
6、Which of the following is a factor of
Which of the following is a factor of fuel oil almost having nothing to do with the formation of combustion products?()Asetting pointBashCsulfur contentDcarbon residue