the resistance of a wire is 25 ohms. another wire of the same material and same...
the resistance of a wire is 25 ohms. another wire of the same material and same temperature has a diameter twice as great and length six times as great. find resistance of the second wire?
answer is 16.67 ohms solution please
Homework Answers
the resistance of the second
wire is 37.5ohm not the 16.67ohmAdd Answer to:
the resistance of a wire is 25 ohms. another wire of the same
material and same...
The resistance of a certain wire is 20 Ohms. Another wire of the same material has...
The resistance of a certain wire is 20 Ohms. Another wire of the same material has a diameter 1/3 as great and twice the length. What is the resistance of the second wire?
A long copper wire has a resistance of 30 Ohms. A second copper wire is a...
A long copper wire has a resistance of 30 Ohms. A second copper wire is a factor of 4 times shorter than the first wire. (It is the same area, however.) If the second wire is connected to a 25 volt battery, what is the current in the wire in amps?
A length of wire has a resistance of 6.6 Ohms. The wire is then stretched uniformly...
A length of wire has a resistance of 6.6 Ohms. The wire is then stretched uniformly to twice its length. The resistance is now:
A certain wire has a resistance of 140 Ω. What is the resistance of a second...
A certain wire has a resistance of 140 Ω. What is the resistance of a second wire, made of the same material, that is 1/3 as long and has 1/5 the diameter? (answer in ohms)
(*) Find the resistance in ohms of an aluminum wire that is 15 m long and...
(*) Find the resistance in ohms of an aluminum wire that is 15 m long and has diameter 0.0025 m.(**) suppose the current in the wire causes the temperature of the wire to increase 20 degree C. what is the new resistance of the wire?(p = 2.82 x 10^-8 ohms x m, a = 3.9 x 10^-3/degree C)
A long copper wire has a resistance of 33 Ohms. A second copper wire is a...
A long copper wire has a resistance of 33 Ohms. A second copper wire is a factor of 5 times shorter than the first wire. (It is the same area, however.) If the second wire is connected to a 24 volt battery, what is the current in the wire in amps?
A conducting wire of length L_0 and diameter d_) has resistance R_0. A second wire of...
A conducting wire of length L_0 and diameter d_) has resistance R_0. A second wire of the same material has 5L_0 length and diameter 3d_0. What is resistance of the second wire compared to R_0?
A wire with a resistance of 6.0 ohms is drawn out through adie so that its...
A wire with a resistance of 6.0 ohms is drawn out through adie so that its new length is three times its original length. Findthe resistance of the longer wire, assuming the resistivity anddensity of the material remain the same.HELP!!!!!!!!!!!
A Si wire of diameter 2μm and length 200 micrometers has a resistance of 1000 ohms....
A Si wire of diameter 2μm and length 200 micrometers has a resistance of 1000 ohms. Determine the resistivity of that Si in terms of ohm-cm. Suppose you make the same wire using copper, what should be its resistance?
18. Wire 1 and wire 2, made of the same material, have uniform circular cross sections....
18. Wire 1 and wire 2, made of the same material, have uniform circular cross sections. Wire 2 is twice as long as wire 1. Also, wire 2 has five times the radius of wire 1. If wire 2 has a resistance 200Ω, what is the resistance of wire 1? Group of answer choices 4Ω. 16Ω. 200Ω. 2500Ω. 10000Ω.
A conducting wire of length L_0 and diameter d_) has resistance R_0. A second wire of the same material has 5L_0 length and diameter 3d_0. What is resistance of the second wire compared to R_0?
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