Physics Why does'nt the hydrogen atom emit X-rays? Its energy levels are very close to each other It is very small in size It has only one electron It is highly electropositive Its energy levels are very close to each other It is very small in size It has only one electron It is highly electropositive ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon of light associated with the appearance of blue colour of the sky is Scattering Refraction Reflection Interference Scattering Refraction Reflection Interference ANSWER DOWNLOAD EXAMIANS APP
Physics The metal used to make lightning conductors is Aluminium Iron Zinc Copper Aluminium Iron Zinc Copper ANSWER DOWNLOAD EXAMIANS APP
Physics Shaving mirror is Convex Plane Parabolic Concave Convex Plane Parabolic Concave ANSWER DOWNLOAD EXAMIANS APP
Physics Name the process of production of energy in the Sun Radioactivity Nuclear fusion Ionization Nuclear fission Radioactivity Nuclear fusion Ionization Nuclear fission ANSWER DOWNLOAD EXAMIANS APP
Physics The SI unit of luminous emittance is : Lumen second Lux Lumen Candela Lumen second Lux Lumen Candela ANSWER DOWNLOAD EXAMIANS APP
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