003.
Resistance (R) of a wire is given by the formula,
where, l is the length of the wire and A is the area of the wire
003 10.0 points A wire is made of a material with a resis- tivity of 8.29384...
Question A wire is made of a material with a resis- tivity of 9.3878% 10-8 Ω.m. It has length 3.67039 m and diameter 0.78458 mm What is the resistance of the wire? Answer in units of Ω
004 (part 1 of 2) 10.0 points Calculate the resistance per unit length of a nichrome wire, which has a radius of 0.16 mm. The resistivity of nichrome is 1.5x 10-6 Ω . m. Answer in units of Ω/m. 005 (part 2 of 2) 10.0 points If a potential difference of 17 V is maintained across a 7.1 m length of the nichrome wire what is the current in the wire? Answer in units of A
004 (part 1 of 2) 10.0 points Calculate the resistance per unit length of a nichrome wire, which has a radius of 0.443 mm. The resistivity of nichrome is 1.5 x 10-6 Ω . m. Answer in units of Ω/m. 005 (part 2 of 2) 10.0 points If a potential difference of 12 V is maintained across a 9.4 m length of the nichrome wire, what is the current in the wire? Answer in unis of A
002 10.0 points Does more current flow out of a battery than into it? Does more current flow into a light bulb than out of it? 1. The same for both 2. less; more 3. More for both 4. Less for both 5. more; less 003 10.0 points A wire is made of a material with a resis- tivity of 8.45183 x 10-8 m. It has length 7.34815 m and diameter 0.81584 mm What is the resistance of the wire?...
A wire is made of a material with a resistivity of 6.56847 × 10−8 Ω · m. It has length 4.63161 m and diameter 0.76384 mm. What is the resistance of the wire? Answer in units of Ω.
Question (part 1 of 2) Your respons Calculate the resistance per unit length of a nichrome wire, which has a radius of 0.115 mm. The resistivity of nichrome is 1.5x 10-6 Ω . m. Answer in units of Ω/m Question (part 2 of 2) Your response.. If a potential difference of 15 V is main tained across a 5.3 m length of the nichrome wire, what is the current in the wire? Answer in units of A
1. A conductor made of Silver wire has a resistance of 1 Ω. What will be the resistance of a wire made of the alloy material Manganin which has one-third the length and one-third the diameter of the Silver wire? The resistivity of Manganin is 30 times that of silver (3 points)
Spes A nichrome wire has a length of 10.0 m and a resistance of 5.000. What is the radius of the wie Reity of nichrome is 1"10"Om. In mm, 1 significant figure
005 10.0 points Birds resting on high-voltage power lines are a common sight. The copper wire on which a bird stands is 2.78 cm in diameter and carries a current of 58 A If the bird's feet are 7.66 cm apart, what is the potential difference across its body? Copper's resistivity is 1.68 x 10 S2m. Answer in units of uV. 006 10.0 points A length of metal wire has a radius of 0.001 m and a resistance of 0.09...
A circular loop of wire with a radius 7.068 cm is placed in a magnetic field such that it induces an EMF of 2.46 V in the circular wire loop. If the cross-sectional diameter of the wire is 0.733 mm, and the wire is made of a material which has a resistivity of 1.5 × 10−6 Ω m, how much power is dissipated in the wire loop? Answer in units of W.