Physics The number of waves per second in a sound is called ________ of that sound. Frequency Acceleration Velocity Displacement Frequency Acceleration Velocity Displacement ANSWER DOWNLOAD EXAMIANS APP
Physics In radio-communication, the signals emitted by transmitting antenna are reflected on Troposphere Ionosphere Ozonosphere Stratosphere Troposphere Ionosphere Ozonosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Physics At hill stations, the boiling point of water will be Same as at sea level Equal to the melting point of ice Less than that at sea level More than that at sea level Same as at sea level Equal to the melting point of ice Less than that at sea level More than that at sea level ANSWER DOWNLOAD EXAMIANS APP
Physics A body is initially moving with a velocity of 5 m/s. It undergoes an acceleration of 2 m/s2 for 4 seconds. Find the displacement (in m) of this body in these 4 seconds. 4 72 8 36 4 72 8 36 ANSWER DOWNLOAD EXAMIANS APP
Physics A transformer Converts DC to AC Is used to decrease or increase AC voltage Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage Converts DC to AC Is used to decrease or increase AC voltage Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage ANSWER DOWNLOAD EXAMIANS APP
Physics The shape of our milky way galaxy is Circular None of these Elliptical Spiral Circular None of these Elliptical Spiral ANSWER DOWNLOAD EXAMIANS APP