Options: absorption of corresponding wavelengths by the outer layers of the sun, destructive interference between waves of certain definite wavelengths, absorption of corresponding wavelengths by the prism used in the photograph, absence of corresponding wavelengths from the light emitted by the core of the sun
The parliament can legislate on a subject in the state list
Options: if the Rajya Sabha passes a resolution by two-third majority declaring the subject in state list of national importance, if the legislatures of two or more states recommend to the Parliament to legislate on such a subject with regard to those states, for the implementation of treaties and agreements with foreign powers, All the above
Benjamin Franklin was a prolific inventor. He invented the lightning rod, the Franklin stove, studied electricity, discovered the Gulf Stream, started the first library, and on and on. Among his many other inventions, what musical instrument did he invent?