Physics Which type of mirror is used in the head lights of vehicles ? Plane mirror Parabolic mirror Convex mirror Concave mirror Plane mirror Parabolic mirror Convex mirror Concave mirror ANSWER DOWNLOAD EXAMIANS APP
Physics If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated? Unchanged Depends upon the metal Increases Decreases Unchanged Depends upon the metal Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Physics In the absence of the earth's atmosphere, sky would appear White Black Deep red Blue White Black Deep red Blue ANSWER DOWNLOAD EXAMIANS APP
Physics Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The co-efficient of friction between the road and tyre is 0.2 0.14 m/s 14 m/s 1.4 km/s 140 m/s 0.14 m/s 14 m/s 1.4 km/s 140 m/s ANSWER DOWNLOAD EXAMIANS APP
Physics In nuclear reactor, heavy water is used as Atomic smasher Coolant Fuel Moderator Atomic smasher Coolant Fuel Moderator ANSWER DOWNLOAD EXAMIANS APP
Physics The information of brilliant colors in a thin soap film is a consequence of the phenomena of Diffraction and dispersion Multiple refraction and dispersion Polarization and interference Multiple reflection and interference Diffraction and dispersion Multiple refraction and dispersion Polarization and interference Multiple reflection and interference ANSWER DOWNLOAD EXAMIANS APP