According to Einstein's equivalence principle, which of the following cannot be distinguished from a system accelerating with uniform acceleration in the presence of no gravity by any measurement within the system?
A)
a system moving with constant velocity in the presence of no gravitational force
B)
a system that only contains massless objects
C)
a system that is not accelerating, but is subject to a uniform gravitational acceleration
D)
a system that is moving at the speed of light
E)
a system in free fall
Question 2
Three identical resistors are connected in series to a battery. If the current of 12 A flows from the battery, how much current flows through any one of the resistors?
A)
12 A
B)
4 A
C)
36 A
D)
24 A
E)
zero
Einstein - The important thing...
These illustrations show Ellen Craft, a slave with and without a disguise. She dressed “as a disting
Physics- Density, Pressure and Pascal's Principle
Physics - Pressure, Density, Pascal's Principle
Einstein telescope.
Einstein telescope.