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physics 1c quiz page 2

# physics 1c quiz page 2 - Problem 4 Find the equivalent...

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Unformatted text preview: Problem 4 Find the equivalent capacitance between points a M‘ and b in the combination of capacitors in the 4.0 “5 ‘ f/ . \\ diagram. x: .i. \x T751”? i‘ ‘ ' TR ._ f @ 4W "' , , ‘r' \‘< b) = - ’1 '\_‘ i I" \ 13,011}: , c) C = 10.0 pF i d) C = 2.0 11F e) C = 22.0 pF Problem 5 A 0.25-pF capacitor is connected to a 400—V battery. What potential energy is stored in the capacitor? a._1.2 x10'l2 J c. 0.003 I d. 1.0 x 10" J c. 0.0401 Problem 6 An electron is released from rest at the negative plate of a parallel-plate capacitor. If the distance between the plates is 5.0 mm and the potential difference between the plates-is 5.0 V, with what velocity does the electron hit the positive plate? (me = 9.1 x 10‘31 kg, e = 1.6 x10'19 C) a. 2.6x 105 m/s b. 2.6x10‘m/s c. 1.0x 106 m/s d. 5.3 x 10°m/s e.l.3 x 10 m/s ...
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