Efficiency of Transformer
The transformer is a vital link between the load and the supply. The efficiency of transformer is very important in view of energy saving.The transformer … Read more
The transformer is a vital link between the load and the supply. The efficiency of transformer is very important in view of energy saving.The transformer … Read more
EMF equation of transformer is very important for understanding the working of the transformer. When a sinusoidal voltage is applied to the primary of the … Read more
What is Making and Breaking Current of Circuit breaker? The circuit breaker is used for switching on and off the circuit and also for the … Read more
The stator of an induction motor consists of a number of overlapping windings offset by an electrical angle of 120°. When the primary winding or stator is … Read more
There are two types of 3 phase induction motor. These are squirrel cage induction motor & slip ring induction motor. We shall discuss the application … Read more
Working Principle of Induction Motor: The induction motor draws high starting current as compared to the running condition. The starting current of the induction motor … Read more
Polarization index test is 10 minutes to 1 minutes ratio test of insulation resistance. Similarly, DAR test is 60 seconds to 30 seconds insulation … Read more
If we talk about the conventional fan regulator, it has the resistances of different value for regulating the output voltage. The output voltage is governed … Read more
Burden of the current transformer is expressed in VA. The total VA burden should be taken into account when CT is used for measuring or … Read more
What is Back EMF in a DC Motor? When the DC voltage is applied to the armature of the DC motor,the motor draws enormously high … Read more