General Science The dark lines in the solar spectrum are due to Absorption of corresponding wavelengths by the outer layers of the sun. Destructive interference between waves of certain definite wavelengths. Absence of corresponding wavelengths from the light emitted by the core of the sun. Absorption of corresponding wavelengths by the prism used in the photograph. Absorption of corresponding wavelengths by the outer layers of the sun. Destructive interference between waves of certain definite wavelengths. Absence of corresponding wavelengths from the light emitted by the core of the sun. Absorption of corresponding wavelengths by the prism used in the photograph. ANSWER DOWNLOAD EXAMIANS APP
General Science In fireworks, the green flame is produced because of Sodium Potassium Mercury Barium Sodium Potassium Mercury Barium ANSWER DOWNLOAD EXAMIANS APP
General Science Which of the gas is not known as green house gas? Hydrogen Carbon dioxide Methane Nitrous oxide Hydrogen Carbon dioxide Methane Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
General Science The group of metals Fe, Co, Ni may best called as Main group metals Transition metals Rare metals Alkali metals Main group metals Transition metals Rare metals Alkali metals ANSWER DOWNLOAD EXAMIANS APP
General Science Which is/are the important raw material(s) required in cement industry? Gypsum and Clay Clay Limestone and Clay Limestone Gypsum and Clay Clay Limestone and Clay Limestone ANSWER DOWNLOAD EXAMIANS APP
General Science What is laughing gas? Nitrous Oxide Carbon monoxide Sulphur dioxide Hydrogen peroxide Nitrous Oxide Carbon monoxide Sulphur dioxide Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
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