17. elaine connects an ammeter to a lamp, which is connected to a battery. she records the current. she connects another battery in series to the circuit and records the ammeter reading again. she repeats this step two more times.
a) which variable is elaine not changing?
b) which variable is elaine changing?
c) which variable is elaine studying?
d) what do you expect elaine's readings to show?
18. mary measures the current in a long, thin extension cord. she unplugs the cord and switches it for a shorter, thicker one. what will mary observe if she measures the current through the new extension cord?
Answers: 3
Other questions on the subject: Physics
Physics, 21.06.2019 18:50, NycLife
How does the image distance (di) of a convex lens compare with the image distance of a concave lens? a. the image distance of the convex lens is positive, and that of the concave lens is negative. b. both are negative for a virtual image. c. both are positive for a virtual image d. the image distance of the convex lens is negative, and that of the concave lens is positive.
Answers: 1
Physics, 22.06.2019 02:30, mhurtado143
Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat
Answers: 2
Physics, 22.06.2019 07:30, alejandro1102
The charge on a charged sphere is: a)concentrated at its centerb)distributed uniformly throughout its volumec)clustered on its centerd)distributed uniformly over its surface
Answers: 1
Physics, 22.06.2019 09:30, kaleahlove13
Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 2 s. what is your acceleration?
Answers: 2
Do you know the correct answer?
17. elaine connects an ammeter to a lamp, which is connected to a battery. she records the current....
Questions in other subjects:
English, 02.10.2020 16:01
Biology, 02.10.2020 16:01
Mathematics, 02.10.2020 16:01
