Physics The ordinary and maximum tolerance limit of sound by human being is 60 db to 80 db (decibel) 65 db to 75 db (decibel) 70 db to 85 db (decibel) 50 db to 70 db (decibel) 60 db to 80 db (decibel) 65 db to 75 db (decibel) 70 db to 85 db (decibel) 50 db to 70 db (decibel) ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels slowest in Water Glass Vacuum Air Water Glass Vacuum Air ANSWER DOWNLOAD EXAMIANS APP
Physics 'Mirage' is an example of Dispersion of light only Total internal reflection of light only Refraction of light only Refraction and total internal reflection of light Dispersion of light only Total internal reflection of light only Refraction of light only Refraction and total internal reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics The dimension of which of the following is the same as that of impulse ? Torque Volume Momentum Change in the rate of momentum Torque Volume Momentum Change in the rate of momentum ANSWER DOWNLOAD EXAMIANS APP
Physics The term ''equinox' means The axis of the Earth around which it rotates The time when the Sun seems to be going round and round in the sky in the Arctic but does not go below the horizon When the day and night are of equal duration The path which the Earthtakes around the Sun The axis of the Earth around which it rotates The time when the Sun seems to be going round and round in the sky in the Arctic but does not go below the horizon When the day and night are of equal duration The path which the Earthtakes around the Sun ANSWER DOWNLOAD EXAMIANS APP
Physics An object which absorbs all colours and reflects none appears: White Black Blue Grey White Black Blue Grey ANSWER DOWNLOAD EXAMIANS APP