The n = 2 energy level is known as the (two words) ______________ ...

[soccerdreamer_17]

The n = 2 energy level is known as the (two words) ______________ ______________ state.
 Fill in the blank(s) with correct word

Question 2

In a demonstration, a 4.00 cm2 square coil with 10000 turns enters a larger square region with a uniform 1.50 T magnetic field at a speed of 100 m/s. The plane of the coil is perpendicular to the field lines. If the breakdown voltage of air is 4000 V/cm on that day, the largest gap you can have between the two wires connected to the ends of the coil and still get a spark is
 a. 7.5  103 cm.
  b. 0.015 cm.
  c. 7.5 cm.
  d. 13 cm.
  e. 15 cm.

[al]

Answer to Question 1

first excited

Answer to Question 2

c

[soccerdreamer_17]

Excellent

[Jossy]

Gracias!