Physics The type of mirrors used in the headlamp of cars is Cylindrical concave Plane Parabolic concave Spherical convex Cylindrical concave Plane Parabolic concave Spherical convex ANSWER DOWNLOAD EXAMIANS APP
Physics The swing of a spinning cricket ball in air can be explained on the basis of Buoyancy of air. Bernoulli's theorem. Turbulence caused by wind. Sudden change in wind direction. Buoyancy of air. Bernoulli's theorem. Turbulence caused by wind. Sudden change in wind direction. ANSWER DOWNLOAD EXAMIANS APP
Physics Why do birds not have respiratory trouble at the time of flying at high altitude ? They have extra air sacs Their lungs are very large They fly inactively They use less oxygen They have extra air sacs Their lungs are very large They fly inactively They use less oxygen ANSWER DOWNLOAD EXAMIANS APP
Physics A galvanometer can be converted to a voltmeter by connecting A low resistance in series A high resistance in parallel A high resistance in series A low resistance in parallel A low resistance in series A high resistance in parallel A high resistance in series A low resistance in parallel ANSWER DOWNLOAD EXAMIANS APP
Physics What is the minimum velocity required for a rocket to overcome earth's gravity and travel into space? 35 km/sec 11.2 km/sec 18 km/sec 21 km/sec 35 km/sec 11.2 km/sec 18 km/sec 21 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics Sun appears red in colour at sunrise and sunset due to The fact that sun emits only red colour at that time That sun comes out of the mountains Red light having longer wave length scatters away That all other colours scatter away except red The fact that sun emits only red colour at that time That sun comes out of the mountains Red light having longer wave length scatters away That all other colours scatter away except red ANSWER DOWNLOAD EXAMIANS APP