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(1) THE FOLLOWING QUESTIONS ARE BASED ON THE INFORMATION GIVEN HERE. A rod of semiconducting material of length L=7 m and cross-sectional area A 2.5 mm lies along the x-axis between z 0 and aL The material obeys Ohm's law, and its resistivity varies along the rod according to p Po1- where po 3.5 x 10 2 m. The end of the rod at a0 is at a potential Va 15 V greater fhan the end at rL A) What is the total resistance, in units of 11, of the rod? Answer. B) What is the current, in units of miliamperes, in the rod? Answer: C) What is the electric potential, in units af Volt in the rod at a L/27 Answer: D) What is the electric-field magnitude E, in units of V/m, in the rod at z= L/2? Answer

(1) THE FOLLOWING QUESTIONS ARE BASED ON THE INFORMATION GIVEN HERE. A rod of semiconducting material of length L=7 m and cross-sectional area A 2.5 mm lies along the x-axis between z 0 and aL The material obeys Ohm's law, and its resistivity varies along the rod according to p Po1- where po 3.5 x 10 2 m. The end of the rod at a0 is at a potential Va 15 V greater fhan the end at rL A) What is the total resistance, in units of 11, of the rod? Answer. B) What is the current, in units of miliamperes, in the rod? Answer: C) What is the electric potential, in units af Volt in the rod at a L/27 Answer: D) What is the electric-field magnitude E, in units of V/m, in the rod at z= L/2? Answer

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(9 THE FOLLOWING QUESTIONS ARE BASED ON THE INFORMATION GIVEN HERE, A rod of semiconducting material of length L = 7 m and cross-sectional area A 2.5 mm? lies along the x-axis between z 0 and a = L The material obeys Ohm's law, and its resistivity varies along the rod according to p= where po 3.5 x 10 2 m. The end of the rod at a=0 is at a potential V- 15 V greater than the end at rL. A) What is the total resistance, in units of 1, of the rod? Answer. B) What is the current, in units of miliamperes, in the rod? Answer: C) What is the electric potential, in units of Volt, in the rod at I- L/2? Answer: D) What is the electric-field magnitude E, in units of V/m, in the rod at z = L/27 Answer
Transcribed Image Text:(9 THE FOLLOWING QUESTIONS ARE BASED ON THE INFORMATION GIVEN HERE, A rod of semiconducting material of length L = 7 m and cross-sectional area A 2.5 mm? lies along the x-axis between z 0 and a = L The material obeys Ohm's law, and its resistivity varies along the rod according to p= where po 3.5 x 10 2 m. The end of the rod at a=0 is at a potential V- 15 V greater than the end at rL. A) What is the total resistance, in units of 1, of the rod? Answer. B) What is the current, in units of miliamperes, in the rod? Answer: C) What is the electric potential, in units of Volt, in the rod at I- L/2? Answer: D) What is the electric-field magnitude E, in units of V/m, in the rod at z = L/27 Answer
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