Physics What is the reason for formation of Mirage in desert? Both Refraction and Total internal reflection of light Refraction of light Total internal reflection of light Reflection of light Both Refraction and Total internal reflection of light Refraction of light Total internal reflection of light Reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics In radio-communication, the signals emitted by transmitting antenna are reflected on Ionosphere Stratosphere Troposphere Ozonosphere Ionosphere Stratosphere Troposphere Ozonosphere ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of the physical quantity "Jerk"? Meter second Meter per second square Meter per second cube Meter per second Meter second Meter per second square Meter per second cube Meter per second ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following waves is used for communication by artificial satellites ? Frequency of 1016 series Micro waves M. Radio waves Frequency of 1016 series Micro waves M. Radio waves ANSWER DOWNLOAD EXAMIANS APP
Physics An ice block with a piece of lead embeded in it floats in water. If ice melts the water level Rises Falls first and then rises Remains same Falls Rises Falls first and then rises Remains same Falls ANSWER DOWNLOAD EXAMIANS APP
Physics The potential difference between the terminals of an electric heater is 60 V when it draws a current of 4 A from the source. What current will the heater draw if the potential difference is increased to 127.5 V ? 8.5 A 0.41666666666667 24 A 8.5 A 0.41666666666667 24 A ANSWER DOWNLOAD EXAMIANS APP