A uniform meter stick with a mass of 135 g rotates about an axis ...

[luminitza]

A uniform meter stick with a mass of 135 g rotates about an axis perpendicular to the stick passing through the center of the stick with an angular speed of 3.50 rad/s2. What is the magnitude of the angular momentum of the stick?
 
  A) 0.0394 kgm2/s
  B) 0.473 kgm2/s
  C) 0.0739 kgm2/s
  D) 0.158 kgm2/s
  E) 0.0236 kgm2/s

Question 2

A refracting telescope has an eyepiece of focal length -80. mm and an objective of focal length 36. cm. What is the magnification?
 
  What will be an ideal response?

[fdliggud]

Answer to Question 1

A

Answer to Question 2

4.5

[luminitza]

Excellent

[epscape]

Thanks for the timely response, appreciate it