a) Taking C1 and C2 to be 6µF, 6 16MF 3V CH GUF buF L buF Find the Charge (@)

College Physics
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ISBN:9781305952300
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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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Question 4
a) Taking C1 and C2 to be 6µF,
3V
E l bur
CH GUF buF
Find the Chavge (@)
b) An aluminum wire 7.5m long is connected in parallel with a copper wire 6m
long. When a current of 5A is passed through the combination, it is found that
the current in the aluminum wire is 3A. If the diameter of the aluminum wire is
1mm, determine the diameter of the copper wire. Assume the resistivity of
copper to be 0.017µ2m and that of aluminum to be 0.028 µNm.
c). Calculate the current I that will flow through the circuit shown below if the
entire arrangement is connected to 12V power supply.
15 2
15 2
15 2
15 2
15 2
15 2
d)
A parallel plate capacitor is made from 25
interleaved
If
3000 pF
of the mica sheet.
plates, each 70 mm by 120 mm
with
mica
of
relative
permittivity
5.
the capacitance of the capacitor is
determine
the thickness
Transcribed Image Text:Question 4 a) Taking C1 and C2 to be 6µF, 3V E l bur CH GUF buF Find the Chavge (@) b) An aluminum wire 7.5m long is connected in parallel with a copper wire 6m long. When a current of 5A is passed through the combination, it is found that the current in the aluminum wire is 3A. If the diameter of the aluminum wire is 1mm, determine the diameter of the copper wire. Assume the resistivity of copper to be 0.017µ2m and that of aluminum to be 0.028 µNm. c). Calculate the current I that will flow through the circuit shown below if the entire arrangement is connected to 12V power supply. 15 2 15 2 15 2 15 2 15 2 15 2 d) A parallel plate capacitor is made from 25 interleaved If 3000 pF of the mica sheet. plates, each 70 mm by 120 mm with mica of relative permittivity 5. the capacitance of the capacitor is determine the thickness
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