Which of the following are basic postulates of special ...

[Jipu 123]

Which of the following are basic postulates of special relativity? (There could be more than one correct choice.)
 
  A) The speed of light is the same for all observers.
  B) No material object can be accelerated to the speed of light.
  C) The laws of physics are the same in all inertial reference frames.
  D) Nothing can travel faster than the speed of light.
  E) The laws of physics are the same in all reference frames.

Question 2

A15- resistor is connected in parallel with a 30- resistor. If this combination is now connected in series with an ideal 9.0-V battery and a 20- resistor, what is the current through the 15- resistor?
 
  A) 0.10 A
  B) 0.13 A
  C) 0.20 A
  D) 0.26 A

[djofnc]

Answer to Question 1

A, C

Answer to Question 2

C

[Jipu 123]

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