A metallic wire with resistance 82, cross-sectional area 8.2-10-7 m2, and conductivity o 5.81-107 o'm1 is connected to a battery of E- 48 V. The clectric field E (in mV/m) inside the wire is,
A metallic wire with resistance 82, cross-sectional area 8.2-10-7 m2, and conductivity o 5.81-107 o'm1 is connected to a battery of E- 48 V. The clectric field E (in mV/m) inside the wire is,
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uestion 8
A metallic wire with resistance 8 Q, cross-sectional area 8.2x107 m2, and conductivity a 5.81x10 0m1 is connected to a battery of E= 48 V. The
electric field E (in mV/m) inside the wire is;
3,
Transcribed Image Text:Useful constants:
k=9.00x109 N.m2/c2
Eo= 8.85×10-12 c2/N.m2
Ho=4TTx10-7 T.m/A
mp=1.67x10-27 kg
me=9.11x10-31
kg
e=1.6x10-19 C
g=10.0 m/s2
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