Physics Who enunciated the laws of planetary motion? Isaac Newton Nicolaus Copernicus Galileo Johannes Kepler Isaac Newton Nicolaus Copernicus Galileo Johannes Kepler ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon is produced in the atmosphere as a result of Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Lightning discharge in atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Lightning discharge in atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. ANSWER DOWNLOAD EXAMIANS APP
Physics A gap is left between two rails of a railway track to accommodate...... of the metal. Volume expansion Apparent expansion Linear expansion Areal expansion Volume expansion Apparent expansion Linear expansion Areal expansion ANSWER DOWNLOAD EXAMIANS APP
Physics Red is used as an emergency or danger signal as Its wavelength is the longest It is scattered It is a striking colour It has very high energy Its wavelength is the longest It is scattered It is a striking colour It has very high energy ANSWER DOWNLOAD EXAMIANS APP
Physics The energy obtained from atoms is known as ________ Nuclear energy Heat energy Chemical energy Solar energy Nuclear energy Heat energy Chemical energy Solar energy ANSWER DOWNLOAD EXAMIANS APP
Physics The force of friction between two surfaces will increase if: A layer of lubricant is kept between the two surfaces Air gap is created between the two surfaces Irregularities on both the surfaces are removed The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces Air gap is created between the two surfaces Irregularities on both the surfaces are removed The two surfaces are pressed harder ANSWER DOWNLOAD EXAMIANS APP