The current flowing through a circuit is changing at a rate of ...

[erika]

The current flowing through a circuit is changing at a rate of 6.0 A/s. If the circuit contains a 190-H inductor, what is the emf across the inductor?
 
  A) 1100 V
  B) 11 mV
  C) 32 mV
  D) 32 V

Question 2

Monochromatic light is incident on a grating that is 75 mm wide and ruled with 50,000 lines. The second-order maximum is seen at 32.5.
 
  What is the wavelength of the incident light?
  A) 202 nm B) 806 nm C) 452 nm D) 403 nm E) 605 nm

[guyanai]

Answer to Question 1

A

Answer to Question 2

D

[erika]

Gracias!

[vickybb89]

TYSM