SSC JE Electrical Engineering 2012
For the following questions answer them individually
SSC JE Electrical Engineering 2012 - Question 101
Which one of the following is correct ?
SSC JE Electrical Engineering 2012 - Question 102
A lap wound DC generator having 250 armature conductor runs at 1200 rpm. If the generator emf is 200 V, then the operating flux of the DC generator is
SSC JE Electrical Engineering 2012 - Question 103
The highest speed attainable by DC shunt motor is
SSC JE Electrical Engineering 2012 - Question 104
The direction of rotation of a DC shunt motor can be reversed by interchanging
SSC JE Electrical Engineering 2012 - Question 105
AC series motors are built with as few turns as possible to reduce
SSC JE Electrical Engineering 2012 - Question 106
Based on revolving field theory, the forward and backward frequencies of the rotor emf of a 4-pole, 50 Hz, single-phase induction motor when running at 1300 rpm in the same direction of the forward field are respectively
SSC JE Electrical Engineering 2012 - Question 107
Three lamps are in circuit as shown in figure. At what condition 100 W lamp will have the maximum brightness?
SSC JE Electrical Engineering 2012 - Question 108
Given two coupled inductors $$L_1$$ and $$L_2$$ having their mutual inductance M. The relationship among them must satisfy
SSC JE Electrical Engineering 2012 - Question 109
If the length of a bar of magnetic material is increased by 20% and the cross-sectional area is decreased by 20% then the reluctance is
SSC JE Electrical Engineering 2012 - Question 110
Two coupled inductors $$L_1 = 0.2 H$$ and $$L_2 = 0.8 H$$, have coefficient of coupling K = 0.8, The mutual inductance M is
