Physics Radiocarbon is produced in the atmosphere as a result of Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Lightning discharge in atmosphere. 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. Action of ultraviolet light from the sun on atmospheric oxygen. Lightning discharge in atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. ANSWER DOWNLOAD EXAMIANS APP
Physics If the velocity of a body is halved its kinetic energy ________ Become 4 times Becomes half Is also doubled Becomes 1/4 th Become 4 times Becomes half Is also doubled Becomes 1/4 th ANSWER DOWNLOAD EXAMIANS APP
Physics One billionth of a second is called Microsecond Millisecond Picoseconds Nanosecond Microsecond Millisecond Picoseconds Nanosecond ANSWER DOWNLOAD EXAMIANS APP
Physics The large collection of stars, dust and gas held together by gravitational attraction between components is known as Atmosphere Galaxy Sun Family Cluster Atmosphere Galaxy Sun Family Cluster ANSWER DOWNLOAD EXAMIANS APP
Physics What is the minimum escape velocity of rocket to be launched into space ? 5 Km/Sec. 15 Km/Sec. 11 Km/Sec. 6 Km/Sec. 5 Km/Sec. 15 Km/Sec. 11 Km/Sec. 6 Km/Sec. ANSWER DOWNLOAD EXAMIANS APP
Physics When all the forces and torques are balanced in a mechanical body it is said to be in None of these Equilibrium Static Buoyancy None of these Equilibrium Static Buoyancy ANSWER DOWNLOAD EXAMIANS APP
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