A tungsten wire has a radius of 0.076 mm and is heated from 20.0 to 1305 °C. The temperature coefficient of resistivity is α = 4.5 10-3 (C°)−1. When 120 V is applied across the ends of the hot wire, a current of 1.9 A is produced. How long is the wire? Neglect any effects due to thermal expansion of the wire.
A tungsten wire has a radius of 0.076 mm and is heated from 20.0 to 1305...
A tungsten wire has a radius of 0.072 mm and is heated from 20.0 to 1410 °C. The temperature coefficient of resistivity is α = 4.5 10-3 (C°)−1. When 240 V is applied across the ends of the hot wire, a current of 1.9 A is produced. How long is the wire? Neglect any effects due to the thermal expansion of the wire. _________________m
A tungsten wire has a radius of 0.097 mm and is heated from 20.0 to 1418 oC. The temperature coefficient of resistivity is α = 4.5 x 10-3 (Co)-1. When 120 V is applied across the ends of the hot wire, a current of 2.4 A is produced. How long is the wire? Neglect any effects due to thermal expansion of the wire.
A tungsten wire has a radius of 0.061 mm and is heated from 20.0 to 1335 °C. The temperature coefficient of resistivity is α = 4.5 10-3 (C°)−1. When 240 V is applied across the ends of the hot wire, a current of 1.2 A is produced. How long is the wire? Neglect any effects due to thermal expansion of the wire.
A tungsten wire has a radius of 0.081 mm and is heated from 20.0 to 1315 °C. The temperature coefficient of resistivity is α = 4.5 10-3 (C°)−1. When 110 V is applied across the ends of the hot wire, a current of 2.0 A is produced. How long is the wire? Neglect any effects due to thermal expansion of the wire.
A tungsten wire has a radius of 0.087 mm and is heated from 20.0 to 1334 oC. The temperature coefficient of resistivity is α = 4.5 x 10-3 (Co)-1. When 150 V is applied across the ends of the hot wire, a current of 1.3 A is produced. How long is the wire? Neglect any effects due to thermal expansion of the wire. help!!
A tungsten wire has a radius of 0.093 mm and is heated from 20.0 to 1333 oC. The temperature coefficient of resistivity is α = 4.5 x 10-3 (Co)-1. When 130 V is applied across the ends of the hot wire, a current of 2.2 A is produced. How long is the wire? Neglect any effects due to thermal expansion of the wire.
A tungsten wire has a radius of 0.089 mm and is heated from 20.0 to 1438 oC. The temperature coefficient of resistivity is α = 4.5 x 10-3 (Co)-1. When 160 V is applied across the ends of the hot wire, a current of 1.4 A is produced. How long is the wire? Neglect any effects due to thermal expansion of the wire.
A tungsten wire has a radius of 0.078 mm and is heated from 20.0 to 1369 oC. The temperature coefficient of resistivity is α = 4.5 x 10-3 (Co)-1. When 140 V is applied across the ends of the hot wire, a current of 2.2 A is produced. How long is the wire? Neglect any effects due to thermal expansion of the wire.
A tungsten wire has a radius of 0.090 mm and is heated from 20.0 to 1395 °C. The temperature coefficient of resistivity is α = 4.5 10-3 (C°)−1. When 120 V is applied across the ends of the hot wire, a current of 1.2 A is produced. How long is the wire? Neglect any effects due to thermal expansion of the wire. m A blow-dryer and a vacuum cleaner each operate with a voltage of 120 V. The current rating...
A tungsten wire has a radius of 0.075 mm . The coefficient of resistivity is 5.6 X 10-8 Ω·m. When 120 Vis applied across the ends of the wire, a current of 1.5 A is produced. How long is the wire?