a. What is the resistance of a Nichrome wire at 0.0∘C if its resistance is 160.00 Ω at 11.5∘C?
b. What is the resistance of a carbon rod at 25.8∘C if its resistance is 0.0180 Ω at 0.0∘C?
a. What is the resistance of a Nichrome wire at 0.0∘C if its resistance is 160.00...
What diameter should you make a nichrome wire so its resistance is 0.013 Ω per meter of length? Express your answer to two significant figures and include the appropriate units.
What is the resistance of a 6.4 m length of nichrome wire that has a radius of 0.321 mm? How much current does it carry when connected to a 120 V source? R = _______ Ω I = __________ A
A carbon wire and a Nichrome wire are connected one
after the other. If the combination has total resistance
of 7.0 k at 20°C, what is the resistance of each wire
at 20°C so that the resistance of the combination does not change
with temperature?Nichrome wire kcarbon wire k
Please answer correctly for a thumbs up??
A nichrome wire has a diameter of 0.360 mm. What length of the wire has a resistance of 2.45 Ω?
1. __________What is the relationship for the resistance of nichrome wire relating to its length if {r} represents the resistance of one meter stick resistor and {x} represents the number of meter stick resistors connected end to end with jumper wires. a. Rtotal=xr b. Rtotal=r/x Explain: 2. __________What is the relationship for the resistance of nichrome wire relating to its cross sectional area if {r} represents the resistance of one meter stick resistor and {x} represents the number of meter...
A resistor made of Nichrome wire is used in an application where its resistance cannot change more than 1.05% from its value at 20.0°C. Over what temperature range can it be used in °C)? lowest temperature °C highest temperature oC
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
5. An electric heater has a Nichrome heating element with a resistance of 9 Ω at 20°C. When l 16 V are applied, the electric current heats the Nichrome wire to 1060 C What is the operating wattage of this heater? The temperature coefficient of resistivity of Nichrome is α-0.0004 C Watts
stuck on these 2 questions 1. A resistor made of Nichrome wire is used in an application where its resistance cannot change more than 2.53% from its value at 20.0°C. What is the highest temperature at which this resistor can be reliably used? The temperature coefficient of resistivity for Nichrome is 0.4 ✕ 10−3 (°C)−1. 2. An electronic device designed to operate at any temperature in the range from −9.9°C to 78.7°C contains pure carbon resistors. What is the percent...
If 46 m of nichrome wire is to have a resistance of 14.0 ohm at 20 degree C, what diameter wire should be used? ___________ mm