Physics The instrument used to measure the speed of the wind is Anemometer Dosimeter Chronometer Altimeter Anemometer Dosimeter Chronometer Altimeter ANSWER DOWNLOAD EXAMIANS APP
Physics Skating on ice is possible because The surface of ice is smooth Ice is cold The pressure on the ice due to skate raises its melting point The pressure on the ice due to skate melts the ice by lowering its melting point forming a thin film of water The surface of ice is smooth Ice is cold The pressure on the ice due to skate raises its melting point The pressure on the ice due to skate melts the ice by lowering its melting point forming a thin film of water ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is responsible for the working of Newton's colour disc experiment ? Formation of pure spectra Formation of impure spectra Principle of complementary colour Persistence of vision Formation of pure spectra Formation of impure spectra Principle of complementary colour Persistence of vision ANSWER DOWNLOAD EXAMIANS APP
Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because There is no air or any other gas in the bell jar The bell jar is too small The ringing is not loud enough The glass of the bell jar absorbs the sound waves There is no air or any other gas in the bell jar The bell jar is too small The ringing is not loud enough The glass of the bell jar absorbs the sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics Superconductors are substances which offer high resistance to the flow of current conduct electricity at low temperature conduct electricity at high temperatures offer no resistance to the flow of electricity offer high resistance to the flow of current conduct electricity at low temperature conduct electricity at high temperatures offer no resistance to the flow of electricity ANSWER DOWNLOAD EXAMIANS APP
Physics What is the escape velocity of the rocket in the earth? 10.2 km/sec 11.2 km/sec 12.2 km/sec 13.2 km/sec 10.2 km/sec 11.2 km/sec 12.2 km/sec 13.2 km/sec ANSWER DOWNLOAD EXAMIANS APP