An incredible amount of electrical energy passes down the funnel ...

[iveyjurea]

An incredible amount of electrical energy passes down the funnel of a large tornado every second. Measurements taken in Oklahoma at a distance of 9.00 km from a large tornado showed an almost constant magnetic field of 1.50  10-8 T associated with the tornado. What was the average current going down the funnel? (0 = 4p  10-7 Tm/A)
 a. 450 A
  c. 950 A
  b. 1500 A
  d. 675 A

Question 2

The position of a 0.64-kg mass undergoing simple harmonic motion is given by x = (0.160 m) cos (pt/16). What is its position at t = 6.0 s?
 a. 0.160 m
  c. 0.061 m
  b. 0.159 m
  d. 0.089 m

[rekilledagain]

Answer to Question 1

D

Answer to Question 2

C