Physics Permissible noise level at Residential area during night time is : 80 dB (A) 75 dB (A) 55 dB (A) 45 dB (A) 80 dB (A) 75 dB (A) 55 dB (A) 45 dB (A) ANSWER DOWNLOAD EXAMIANS APP
Physics Velocity of sound in air does not depend on Density of air Pressure of air Temperature of air Humidity of air Density of air Pressure of air Temperature of air Humidity of air ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is responsible for the working of Newton's colour disc experiment ? Principle of complementary colour Formation of impure spectra Persistence of vision Formation of pure spectra Principle of complementary colour Formation of impure spectra Persistence of vision Formation of pure spectra ANSWER DOWNLOAD EXAMIANS APP
Physics The best material for the core of a transformer is Stainless steel Mild steel Soft iron Hard steel Stainless steel Mild steel Soft iron Hard steel ANSWER DOWNLOAD EXAMIANS APP
Physics At constant pressure, the volume of a fixed mass of a gas is directly proportional to its absolute temperature. It is the statement of Gay-Lussac's Law Charle's Law Avogadro's Law Boyle's Law Gay-Lussac's Law Charle's Law Avogadro's Law Boyle's Law ANSWER DOWNLOAD EXAMIANS APP
Physics In radio-communication, the signals emitted by transmitting antenna are reflected on Ionosphere Ozonosphere Troposphere Stratosphere Ionosphere Ozonosphere Troposphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP