Physics Which electromagnetic radiation is used for satellite communication ? Infrared Millimeter wave Ultraviolet Radiowave Infrared Millimeter wave Ultraviolet Radiowave ANSWER DOWNLOAD EXAMIANS APP
Physics A concave lens always forms An image type which depends on lens curvature An image type which depends on object characteristics A virtual image A real image An image type which depends on lens curvature An image type which depends on object characteristics A virtual image A real image ANSWER DOWNLOAD EXAMIANS APP
Physics Intensity of sound has a subject existence an object existence both subjective and objective existence no existence a subject existence an object existence both subjective and objective existence no existence ANSWER DOWNLOAD EXAMIANS APP
Physics When a bar magnet is cut into two equal halves, the pole strength of each piece – Remains the same Becomes double Becomes half Becomes zero Remains the same Becomes double Becomes half Becomes zero ANSWER DOWNLOAD EXAMIANS APP
Physics The purpose of choke in a fluorescent lamp is : Ro decrease the voltage momentarily To increase the current flow To decrease the resistance To decrease the current flow Ro decrease the voltage momentarily To increase the current flow To decrease the resistance To decrease the current flow ANSWER DOWNLOAD EXAMIANS APP
Physics Red light is used for signals because it has Long wavelength Low refraction in the medium High intensity High frequency Long wavelength Low refraction in the medium High intensity High frequency ANSWER DOWNLOAD EXAMIANS APP