maths Maths Puzzle

Q. When a dominant mode wave guide not terminated in its characteristic impedance is excited with a 10 GHz signal then if d is the distance between two successive minima of the standing wave in the guide then

Read Solution (Total 0)

maths Other Question

Q. If an isolated conducting sphere in air has radius = 1/ 4pqe0 it capacitance will be Q. When a dipole antenna of l/8 length has an equivalent total loss resistance of 1.5 W then the efficiency of the antenna is