Energy Band Gap of Semiconductor

1. The value of the current (nearly) in the PN junction at T=60 ℃ when applied potential difference is 5V?
2. Resistance of any PN junction in reverse bias _______________ with increase in temperature?
3. The value of Boltzmann Constant K in Ev/K is:
4. Micro Ammeter and voltmeter are connected respectively in ------------- with respect to the pn junction in the circuit for determination of the Energy Band gap