What is the rms speed of a helium atom: (a) at 5. K? (b) at -196.C (the boiling point of N2)? (c) at 100.C?
What will be an ideal response?
Question 2
What is the electric potential at the center of a hollow metal sphere of outside diameter 14. cm which holds a net charge of 3.3 C?
What will be an ideal response?