Physics A decibel is A measure of sound level A musical instrument A musical note The wavelength of noise A measure of sound level A musical instrument A musical note The wavelength of noise ANSWER DOWNLOAD EXAMIANS APP
Physics The layer of atmosphere used for radio-wave transmission is Ionosphere Troposphere Chromosphere Stratosphere Ionosphere Troposphere Chromosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following options correctly explains the term heat budget? It is the balance between incoming and outgoing radiation It is the radiation from the earth in the form of long waves. It is the amount of heat which the surface of earth receives from the sun. It is a mode of transfer of heat through matter by molecular activity. It is the balance between incoming and outgoing radiation It is the radiation from the earth in the form of long waves. It is the amount of heat which the surface of earth receives from the sun. It is a mode of transfer of heat through matter by molecular activity. ANSWER DOWNLOAD EXAMIANS APP
Physics Materials for rain-proof coats and tents owe their water-proof properties to elasticity specific gravity surface tension viscosity elasticity specific gravity surface tension viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these travels in glass with minimum velocity ? Red light Violet light Yellow light Green light Red light Violet light Yellow light Green light ANSWER DOWNLOAD EXAMIANS APP
Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 20 cm 15 cm 5 cm 10 cm 20 cm 15 cm 5 cm 10 cm ANSWER DOWNLOAD EXAMIANS APP