Any location can be chosen for potential energy equal to zero
Indicate whether the statement is true or false
TRUE
You might also like to view...
Which of the following is not a characteristic of the seasons on Mars?
A) Global winds tend to blow from the summer pole toward the winter pole, sometimes initiating global sand storms. B) The polar caps shrink in summer and grow in winter. C) As on Earth, the seasons are caused primarily by axis tilt and orbital distance has virtually no effect. D) The seasons last almost twice as long on Mars as on Earth.
If a diffraction grating is heated (without damaging it) and therefore expands, what happens to the angular location of the first-order maximum?
A) It moves toward the centerline. B) It moves away from the centerline. C) It doesn't change.
100 grams of molten lead (600°C) is used to make musket balls. If the lead shot is allowed to cool to room temperature (21°C), what is the change in entropy (in J/K) of the lead? (For the specific heat of molten and solid lead use 1.29 J/g/°C; the latent heat of fusion and the melting point of lead are 2.45 × 10^4 J/kg and 327°C.)
a. ?145 b. ?252 c. ?302 d. ?429 e. ?100
What is the orbital radius of the n = 3 excited state in the Bohr model of the hydrogen atom? The ground-state radius of the hydrogen atom is 0.529 × 10-10 m
A) 0.476 nm B) 0.159 nm C) 0.381 nm D) 0.548 nm