Recent content by kirpal_06391

Well I need either perfectly correct or incorrect type opinion b'coz I'm going to challenge my teacher on that basis

Er.. opinions required before Monday

Q. A radar antenna is located atop a high cliff on the edge of a lake operates at a wavelength of 400m. A parallel beam of electromagnetic wave is received by the antenna at E. One ray directly comes to E and other along the path ABE (after reflection at the water surface) the first minimum is...