Physics
In a conductor

There is no conduction band
The valence band and the conduction band overlap each other
The forbidden energy gap is very narrow
The forbidden energy gap is very wide

ANSWER DOWNLOAD EXAMIANS APP

Physics
Which of the following occurred first ?

Wright Brothers successfully flew an aircraft
Max Planck unveiled the Quantum Theory
Guglielmo Marconi sent out the first wireless signals
Albert Einstein propounded the General Theory of Relativity

ANSWER DOWNLOAD EXAMIANS APP