Choose the correct statement: A proton tends to go from a region of low potential to a region of high potential а. b. If E = 0 at a point P then V must be zero at P С. If V = 0 at a point P then E must be zero at P d. None of the above

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Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Hi! I need answers for these three questions. 

Choose the correct statement:
A proton tends to go from a region of low potential to a region of high
potential
a.
b.
If E = 0 at a point P then V must be zero at P
С.
If V = 0 at a point P then E must be zero at P
d.
None of the above
If 500 J of work are required to carry a charged particle between two points with a
potential difference of 20 V, the magnitude of the charge on the particle is
а.
0.040 C
b.
12.5 C
С.
25 C
d.
0.40 C
Transcribed Image Text:Choose the correct statement: A proton tends to go from a region of low potential to a region of high potential a. b. If E = 0 at a point P then V must be zero at P С. If V = 0 at a point P then E must be zero at P d. None of the above If 500 J of work are required to carry a charged particle between two points with a potential difference of 20 V, the magnitude of the charge on the particle is а. 0.040 C b. 12.5 C С. 25 C d. 0.40 C
An electron moves from point I to point f, in the direction
of a uniform electric field. During this displacement:
a. The work done by the field is positive and the
potential energy of the electron-field system
b. The work done by the field is negative and the
potential energy of the electron-field system
c. decreases
Transcribed Image Text:An electron moves from point I to point f, in the direction of a uniform electric field. During this displacement: a. The work done by the field is positive and the potential energy of the electron-field system b. The work done by the field is negative and the potential energy of the electron-field system c. decreases
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