Tensile stress is A) the strain per unit length. B) the same ...

[lbcchick]

Tensile stress is
 
  A) the strain per unit length.
  B) the same as force.
  C) the ratio of the change in length.
  D) applied force per cross-sectional area.

Question 2

If a particle has a total energy that is 5.00 times its rest energy, the speed of the particle is closest to which one of the following values?
 
  A) 0.998c B) 0.980c C) 0.950c D) 0.985c E) 0.990c

[bulacsom]

Answer to Question 1

D

Answer to Question 2

B

[lbcchick]

Excellent

[zacnyjessica]

TYSM