The dark lines in the solar spectrum are due to
A). Absorption of corresponding wavelengths by the outer layers of the sun.
B). Destructive interference between waves of certain definite wavelengths.
C). Absorption of corresponding wavelengths by the prism used in the photograph.
D). Absence of corresponding wavelengths from the light emitted by the core of the sun.
Absorption of corresponding wavelengths by the outer layers of the sun.
Absorption of corresponding wavelengths by the outer layers of the sun.
1. When cone H2S04 is added to dry KNO3 brown fumes are evolved. These fumes are due to
2. The most reactive among the halogens is
3. Molasses a byproduct in the manufacture of sugar is converted into
5. Schwann cells and nodes of Ranvier are found in
6. Which is the most correct statement?
7. Gobar gas basically contained
8. An inert gas mixed with oxygen given to patients suffering from restricted breathing is