Physics Mach number is used in connection with the speed of spacecraft sound ships aircraft spacecraft sound ships aircraft ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels in a straight line (rectilinear propagation of light). This statement does hold if the medium of travel for light is Made up of slabs of different refractive indices Inhomogeneous and transparent Of variable refractive index Homogeneous and transparent Made up of slabs of different refractive indices Inhomogeneous and transparent Of variable refractive index Homogeneous and transparent ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is applicable to collision-coalescence process of precipitation? Clouds which extend beyond the freezing level Clouds which do not extend beyond the freezing level All types of clouds Cirrocumulus cloud Clouds which extend beyond the freezing level Clouds which do not extend beyond the freezing level All types of clouds Cirrocumulus cloud ANSWER DOWNLOAD EXAMIANS APP
Physics A body is initially moving with a velocity of 5 m/s. It undergoes an acceleration of 2 m/s2 for 4 seconds. Find the displacement (in m) of this body in these 4 seconds. 36 72 8 4 36 72 8 4 ANSWER DOWNLOAD EXAMIANS APP
Physics The snow on the mountains does not melt all at once when it is heated by the sun because: It has a low specific heat capacity It has a high latent heat of fusion It becomes very hard It reflects most of the heat from the sun It has a low specific heat capacity It has a high latent heat of fusion It becomes very hard It reflects most of the heat from the sun ANSWER DOWNLOAD EXAMIANS APP
Physics stars which appear single to the naked eye but are double when seen through a telescope are novas and supernovas quasars binaries asteroids novas and supernovas quasars binaries asteroids ANSWER DOWNLOAD EXAMIANS APP