At what frequency does an object with a temperature of 1000 K ...

[bucstennis@aim.com]

At what frequency does an object with a temperature of 1000 K radiate the most power?
 
  A) 1.0  1014 Hz
  B) 8.0  1014 Hz
  C) 2.3  1012 Hz
  D) 6.7  1013 Hz
  E) 4.1  1011 Hz

Question 2

From the Earth, they see the Enterprise approaching at 0.800c and the Klingons approaching from the opposite direction at 0.900c. From the Enterprise, the crew sees the Klingon ship approaching at what speed?
 
  What will be an ideal response?

[Ksh22]

Answer to Question 1

A

Answer to Question 2

Klingons approaching the Enterprise at 0.988c

[bucstennis@aim.com]

Thank you!

[Ksh22]

Always glad to help...