A 100-kg person sits on a 5-kg bicycle. The weight is borne ...

[dejastew]

A 100-kg person sits on a 5-kg bicycle. The weight is borne equally by the two wheels of the bicycle. The tires are inflated to a gauge pressure of 8.0  105 Pa and are 2.0 cm wide. What length of each tire is in contact with the ground?
 
  A)
 
  1.6 cm
 
  B)
 
  1.8 cm
 
  C)
 
  3.2 cm
 
  D)
 
  2.4 cm
 
  E)
 
  6.4 cm

Question 2

The discoverer of X-rays was
 
  A)
 
  Bragg.
  B)
 
  von Laue.
  C)
 
  Fermi.
  D)
 
  Roentgen.
  E)
 
  Xavier.

[orangecrush]

Answer to Question 1

C

Answer to Question 2

D

[dejastew]

TYSM

[vickyvicksss]

Thanks for the timely response, appreciate it