1) A conducting cylindrical thin shell of length L and radius b, with total charge Q surrounds a very long nonconducting cylindrical rod of Length L and radius a with a uniform volume charge density p as shown in figure. Use Gauss's law to find the electric field outside the cylindrical shell, where r>b. a) E= جامع2 + 20 Lr pa² 4807 pa² + b) E= ZET 48oLT e) E= pa² + tolr 280T pa² 2007 Q 26 Lr c) E=; + pa² For d) E= 2) Two identical metallic plates of area A=1m² are given charges Q-10mC and 2Q, respectively. The two plates are place parallel to each other separated by distance d=0.25m, as shown in the figure Find the magnitude of the charge density that will form on the outer surface of two plates. Express your result n mC/m².

College Physics
11th Edition
ISBN:9781305952300
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Chapter1: Units, Trigonometry. And Vectors
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1) A conducting cylindrical thin shell of length L and radius b, with total charge Q
surrounds a very long nonconducting cylindrical rod of Length L and radius a with a
uniform volume charge density p as shown in figure. Use Gauss's law to find the
electric field outside the cylindrical shell, where r>b.
a) E= e pa²
26 LT
260T
pa²
4807
e
+
ZEOLT
+ b) E= e pa²
+
48oLT
2E07
pa²
e) E=- e
+
EoLr 280T
Q
26 Lr
c) E=;
+
pa²
Eor
d) E=
2) Two identical metallic plates of area A=1m² are given charges Q=10mC and
2Q, respectively. The two plates are place parallel to each other separated by
distance d=0.25m, as shown in the figure Find the magnitude of the charge
density that will form on the outer surface of two plates. Express your result
in mC/m².
a) 30 b)15 c)20 d)45 e)10
3) An electron in mala
Qq
+
+
+
+
+
+
10
р
2Q+q
Transcribed Image Text:1) A conducting cylindrical thin shell of length L and radius b, with total charge Q surrounds a very long nonconducting cylindrical rod of Length L and radius a with a uniform volume charge density p as shown in figure. Use Gauss's law to find the electric field outside the cylindrical shell, where r>b. a) E= e pa² 26 LT 260T pa² 4807 e + ZEOLT + b) E= e pa² + 48oLT 2E07 pa² e) E=- e + EoLr 280T Q 26 Lr c) E=; + pa² Eor d) E= 2) Two identical metallic plates of area A=1m² are given charges Q=10mC and 2Q, respectively. The two plates are place parallel to each other separated by distance d=0.25m, as shown in the figure Find the magnitude of the charge density that will form on the outer surface of two plates. Express your result in mC/m². a) 30 b)15 c)20 d)45 e)10 3) An electron in mala Qq + + + + + + 10 р 2Q+q
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