Physics A concave lens always forms An image type which depends on lens curvature A virtual image An image type which depends on object characteristics A real image An image type which depends on lens curvature A virtual image An image type which depends on object characteristics A real image ANSWER DOWNLOAD EXAMIANS APP
Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 5 cm 10 cm 20 cm 15 cm 5 cm 10 cm 20 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
Physics Rolling friction is caused by ________ Power dissipation Buoyancy Non-elastic effects Gravity Power dissipation Buoyancy Non-elastic effects Gravity ANSWER DOWNLOAD EXAMIANS APP
Physics Who among the following is credited for the discovery of ''Expanding Universe"? V Raman Niels Bohr Edwin Hubble S Chandra Shekhar V Raman Niels Bohr Edwin Hubble S Chandra Shekhar ANSWER DOWNLOAD EXAMIANS APP
Physics The magnifying power of an astronomical telescope can be decreased by Decreasing the focal length of the eyepiece Increasing the focal length of the objective None of these Increasing the focal length of the eyepiece Decreasing the focal length of the eyepiece Increasing the focal length of the objective None of these Increasing the focal length of the eyepiece ANSWER DOWNLOAD EXAMIANS APP
Physics Ultra violet radiations of the Sun do not reach the earth because, earth's atmosphere is surrounded by Ammonia Chlorine Carbon dioxide Ozone Ammonia Chlorine Carbon dioxide Ozone ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS