two copper conductors have equal length. the cross-sectional area of one conductor is three times that...
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two
copper conductors have equal length. the cross-sectional area of
one conductor is three times that...
Two copper wires have the same length but different cross sectional areas. The cross-sectional area of...
Two copper wires have the same length but different cross sectional areas. The cross-sectional area of wire 1 is A, and that of wire 2 is 2A. How are the resistances of the two wires related? Choose the correct answer from the following choices. Wire 1 has four times the resistance of Wire 2 Wire 1 has half the resistance of Wire 2 The are the same. Wire 1 has twice the resistance of Wire 2
One copper wire has a cross sectional area of A and resistance R and length L....
One copper wire has a cross sectional area of A and resistance R and length L. A second copper wire has a length L and cross-sectional area 2A. What is the resistance of the second wire in terms of R? R/2 R 2R 4R Some other value
has Conductor 1 meter Length with cross-sectional area of Imm² and a resistance of gose. -...
has Conductor 1 meter Length with cross-sectional area of Imm² and a resistance of gose. - what is the resistance of wire from the material and with a Cross sectional area of o. 25mm?? 100 meters Length of same
The resistance ratio of two conductors that have equal cross-sectional areas and equal lengths is 1:7....
The resistance ratio of two conductors that have equal cross-sectional areas and equal lengths is 1:7. What is the ratio of the resistivity's of the materials from which they are made? Find the ratio of the greater resistivity to the lower one. (Express your answer to one significant figure.)
A copper wire of length L and cross-sectional area A has a resistance of R0. What...
A copper wire of length L and cross-sectional area A has a resistance of R0. What is the resistance of another copper wire with length 6L and cross-sectional area 2A. Give your answer as a multiple of R0. A 18.00 R0 B 0.33 R0 C 6.00 R0 D 3.00 R0 E 1.50 R0
What is the resistance of a copper wire 1.2 m in length whose cross-sectional area is...
What is the resistance of a copper wire 1.2 m in length whose cross-sectional area is 3.0 x 10-6 m2 at 35oC?
Two copper wires have equal cross-sectional area and lengths of 2.0m and 0.50 m, respectively. What...
Two copper wires have equal cross-sectional area and lengths of 2.0m and 0.50 m, respectively. What is the ratio of the current through the shorter wire to that through the longer if both have the same applied voltage? Please explain. Thank you
A copper wire of cross-sectional area 2.50 times 10^-6 m^2 and length 4.00 m has a...
A copper wire of cross-sectional area 2.50 times 10^-6 m^2 and length 4.00 m has a current of 2.00 A uniformly distributed across that area. (a) What is the magnitude of the electric field along the wire? (b) How much electrical energy is transferred to thermal energy in 40.0 min?
The resistivity of a conductor depends on A. It’s cross-sectional area B. It’s length C. The...
The resistivity of a conductor depends on A. It’s cross-sectional area B. It’s length C. The material out of which it is composed
A copper rod has a length of 1.5 m and a cross-sectional area of 4.8 ×...
A copper rod has a length of 1.5 m and a cross-sectional area of 4.8 × 10-4 m2. One end of the rod is in contact with boiling water and the other with a mixture of ice and water. What is the mass of ice per second that melts? Assume that no heat is lost through the side surface of the rod. GIve answer in kg/s.
has Conductor 1 meter Length with cross-sectional area of Imm² and a resistance of gose. - what is the resistance of wire from the material and with a Cross sectional area of o. 25mm?? 100 meters Length of same
The resistance ratio of two conductors that have equal cross-sectional areas and equal lengths is 1:7. What is the ratio of the resistivity's of the materials from which they are made? Find the ratio of the greater resistivity to the lower one. (Express your answer to one significant figure.)
A copper wire of cross-sectional area 2.50 times 10^-6 m^2 and length 4.00 m has a current of 2.00 A uniformly distributed across that area. (a) What is the magnitude of the electric field along the wire? (b) How much electrical energy is transferred to thermal energy in 40.0 min?
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