According to the principle of relativity, an observer who has no communication with the world outside of her laboratory will be unable to detect
A) her laboratory's acceleration.
B) her laboratory's velocity.
C) Both of the above.
D) gravity.
E) All of the above.
B
You might also like to view...
A 2.0-kg block of aluminum at 50°C is dropped into 5.0 kg of water at 20°C and the temperature is allowed to stabilize
What is the total change in entropy during this process, assuming no heat is exchanged with the environment? The specific heat of aluminum is 910 J/(kg?K) and the specific heat of water is 4190 J/(kg?K). A) 8.2 J/K B) 10 J/K C) 3.3 × 10-2 J/K D) 3.8 × 10-3 J/K E) 2.4 × 10-3 J/K
Lenz's Law: A circular wire ring is situated above a long straight wire, as shown in the figure. The straight wire has a current I flowing to the right, and this current is increasing at a constant rate. Which of the following statements is true?
A. There is an induced current in the wire ring, directed in clockwise orientation. B. There is an induced current in the wire ring, directed in a counterclockwise orientation. C. There is no induced current in the wire ring.
If the length and diameter of a wire of circular cross section are both tripled, the resistance will be
A) unchanged. B) increased by a factor of 9. C) 1/3 of what it originally was. D) 1/9 of what it originally was. E) tripled.
Applying E = hf to photon emission from an atom, the symbol E represents the energy
A) of the emitted photon. B) difference between atomic energy levels producing the photon. C) both of these D) neither of these