Author Question: The current flowing through a circuit is changing at a rate of 6.0 A/s. If the circuit contains a ... (Read 80 times)

erika · **on:** Jul 29, 2018

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