Electromagnetic Field Theory Due to which of the following reasons a lightning conductor on top of a building is made into a pointed spike? Rain drops may not collect None of these Charge per unit area becomes very high for lightening to discharge Dust particles may not accumulate Rain drops may not collect None of these Charge per unit area becomes very high for lightening to discharge Dust particles may not accumulate ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Find H for centre of solenoid having finite length d = 1 unit where N = no of turns = 500, I = 2 A. 500. 100. None of these. 1000. 500. 100. None of these. 1000. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Between a hollow and solid metal sphere, charge reside on outer surface in hollow and throughout in solid on outer surface in hollow and throughout in solid. None of above. on outer surface in both. on outer surface in hollow and throughout in solid on outer surface in hollow and throughout in solid. None of above. on outer surface in both. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory It is best to use for coupling a coaxial line to a parallel wire transmission line. Tee Slotted line Directional Coupler Balun Tee Slotted line Directional Coupler Balun ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory XEROX machine is working on peltier effect. magnetic effect. heating effect of current. electrostatic effect. peltier effect. magnetic effect. heating effect of current. electrostatic effect. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In above question no. 9, the average force on the core to reduce the air gap will be 6664.8 N. 832.29 N. 1666.22 N. 3332.47 N. 6664.8 N. 832.29 N. 1666.22 N. 3332.47 N. ANSWER DOWNLOAD EXAMIANS APP