Physics What is the minimum distance (in metres) required to hear an echo? 13 17 21 10 13 17 21 10 ANSWER DOWNLOAD EXAMIANS APP
Physics What is the full form of "RADAR" ? Radio Device and Ranging Radio Detecting and Ranging Region Device and Ranging Radio Detect and Rangs Radio Device and Ranging Radio Detecting and Ranging Region Device and Ranging Radio Detect and Rangs ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not caused by atmospheric refraction of light ? Twinkling of stars at night Sun appearing red at sunset Sun becoming visible two or three minutes before actual sunrise Sun appearing higher in the sky than it actually is Twinkling of stars at night Sun appearing red at sunset Sun becoming visible two or three minutes before actual sunrise Sun appearing higher in the sky than it actually is ANSWER DOWNLOAD EXAMIANS APP
Physics The type of mirrors used in the headlamp of cars is Parabolic concave Plane Spherical convex Cylindrical concave Parabolic concave Plane Spherical convex Cylindrical concave ANSWER DOWNLOAD EXAMIANS APP
Physics stars which appear single to the naked eye but are double when seen through a telescope are binaries asteroids quasars novas and supernovas binaries asteroids quasars novas and supernovas ANSWER DOWNLOAD EXAMIANS APP
Physics A Fuse wire is characterised by High resistance and low melting point High resistance and high melting point Low resistance and high melting point Low resistance and low melting point High resistance and low melting point High resistance and high melting point Low resistance and high melting point Low resistance and low melting point ANSWER DOWNLOAD EXAMIANS APP
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