Which of the following statement is/are true?
Statement (S1): Conductivity of silicon is less than that of germanium at room temperature (300 K)
Statement (S2): As the temperature increases, the fermi level of both N-type and P-type semiconductor materials moves towards the centre of the forbidden energy band gap.
1
Nether S1 or S2
2
S1
3
S2
4
Both S1 and S2
5
Question Not Attempted