Q7.Two semi-infinite dielectric regions are separated by a plane boundary at y=0. The
dielectric constant of region 1 (y<0) and region 2 (y>0) are 2 and 5, Region 1 has uniform
electric field are unit vectors along the x, y and
z axes, respectively. The electric field region 2 is
Q10.A 3-phase balanced load which has a power factor of 0.707 is connected to balanced supply. The power consumed by the load is 5kW. The power is measured by the two wattmeter method. The readings of the two wattmeters are
Answer : Option AExplaination / Solution:
satisfiying only for(A)
Total Question/Mark :
Scored Mark :
Mark for Correct Answer : 1
Mark for Wrong Answer : -0.5
Mark for Left Answer : 0