The natural frequencies for a stretched string of length L, and ...

[fagboi]

The natural frequencies for a stretched string of length L, and wave speed v, are Nv/(2L) where N equals
 
  A) 0, 1, 2, 3, ...
  B) 2, 4, 6, 8, ...
  C) 1, 2, 3, 4, ...
  D) 0, 1, 3, 5, ...
  E) 1, 3, 4, 5, ...

Question 2

When the Sun ejects its outer layer into space to become a planetary nebula, most likely the
 
  A) Earth will be ejected from the solar system
  B) Earth will be destroyed
  C) Earth's oceans will freeze solid
  D) Earth will experience a runaway greenhouse effect followed by the total loss of its atmosphere

[joechoochoy]

Answer to Question 1

C

Answer to Question 2

B

[fagboi]

Thanks for the timely response, appreciate it

[debra928]

Gracias!