Physics Night photography and photopraphy in mist and fog are possible using Ultra-violet radiation Microwave radiation Gamma radiation Infra-red radiation Ultra-violet radiation Microwave radiation Gamma radiation Infra-red radiation ANSWER DOWNLOAD EXAMIANS APP
Physics Acceleration is Inversely proportional to force Directly proportional to mass Inversely proportional to mass Directly proportional to force Inversely proportional to force Directly proportional to mass Inversely proportional to mass Directly proportional to force ANSWER DOWNLOAD EXAMIANS APP
Physics A car accelerates uniformly from 18 kmph to 72 kmph in 5 s. The acceleration of the car (in m/s2) is: 5 3 7 6 5 3 7 6 ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon is produced in the atmosphere as a result of Action of ultraviolet light from the sun on atmospheric oxygen. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Lightning discharge in atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Lightning discharge in atmosphere. ANSWER DOWNLOAD EXAMIANS APP
Physics Heavy water is used in nuclear reactor to Absorb neutron Increase speed of neutron Increase temperature Slow down neutron Absorb neutron Increase speed of neutron Increase temperature Slow down neutron ANSWER DOWNLOAD EXAMIANS APP
Physics Which layer of the earth's atmosphere reflect back the radio waves to the earth's surface ? Mesosphere Stratosphere Exosphere Ionosphere Mesosphere Stratosphere Exosphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP