Physics and Astronomy Labs/group 2

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1 Voltage is expressed as?

energy/q
q/energy
I/gh
gh/q

2 Is current equal to the number of electrons per second flowing through a wire?

only in units where the charge of the electron equals one
yes
no
only in units where the charge of the electron equals the potential energy of a mouse

3 In the gravitational analogy to electrostatics and electricity, what is analogous to voltage? (Here, m is mass, h is height, and g is gravitational acceleration.

m
mg
mgh
gh

4 question?

yes
wrong
wrong
wrong

5 question?

yes
wrong
wrong
wrong