A guitar string 0.650 m long has a tension of 61.0 N and a mass ...

[TFauchery]

A guitar string 0.650 m long has a tension of 61.0 N and a mass per unit length of 3.00 g/m.
 
  (a) What is the speed of waves on the string when it is plucked?
  (b) What is the string's fundamental frequency of vibration when plucked?

Question 2

The gravitational acceleration on a planet's surface is 16.0 m/s2. What is the gravitational acceleration at an altitude of one planet diameter above the SURFACE of the planet?
 
  A) 5.33 m/s2 B) 1.60 m/s2 C) 1.78 m/s2 D) 4.00 m/s2 E) 8.00 m/s2

[akpaschal]

Answer to Question 1

(a) 143 m/s (b) 110 Hz

Answer to Question 2

C

[TFauchery]

Thanks for the timely response, appreciate it

[31809pancho]

Great answer, keep it coming