For The Circuit Shown Below V1 Is Given By 2+0.1Sinwt Volts. Assuming Vd=0.7V And Diode As Linear Device The output Voltage V0 Is Given By

 

The Laplase Transform Of A Transportation Lag Of 5 Seconds Is

 

Three Lamps Are In Circuit As Shown In Figure. At What Condition 100 W Lamp Will Have The Maximum Brightness

 

A ‘P’ Pole, 50 Hz Alternator Is Driven By A 60 Hz Synchronous Motor. Calculate The Number Of Poles For The Synchronous Motor

 

In Designing Lighting Scheme Utilization Factor Is Used It Is Defined As

 

Define The Current Gain Alpha And Beta For A Transistor Obtain The Relation Between Them

An Eight Pole Wound Rotor Induction Motor Operating On 60Hz Supply Is Driven At 1800 Rpm By A Prime Mover In The Opposite Direction Of Revolving Magnetic Field. The Frequency Of Rotor Current Is