Apiece of Ndrerne wire has ands of 7.50 κ 10.m Itisused in a laboratory to make...
A piece of Nichrome wire has a radius of 5.50 10-4 m. It is used in a laboratory to make a heater that uses 3.00 102 W of power when connected to a voltage source of 120 V. Ignoring the effect of temperature on resistance, estimate the necessary length of wire.
A piece of Nichrome wire has a radius of 6.6 x 10-4 m. It is used in a laboratory to make a heater that dissipates 4.90×102 W of power when connected to a voltage source of 110 V. Ignoring the effect of temperature on resistance, estimate the necessary length of wire.
A piece of Nichrome wire has a radius of 5.1 x 10-4 m. It is used in a laboratory to make a heater that dissipates 4.70×102 W of power when connected to a voltage source of 140 V. Ignoring the effect of temperature on resistance, estimate the necessary length of wire.
A piece of Nichrome wire has a radius of 5.9 x 10 m. It is used in a laboratory to make a heater that dissipates 3.40x10 w of power when connected to a voatage source of 100. Ignoring the effect of temperature on resistance, estimate the necessary length of wire Units Number
A cylindrical copper wire heater (resistivity of 1.7x10 Qm) has a radius of 0.5 mm and a length of 10 m. What is the current on this wire when it is connected to a voltage source of 120 V? 2.8 A 65 A 52 A 124 A
10, A cylindrical copper wire heater (resistivity of 1.7x10" Ωm) has a radius of 0.5 mm and a length of 10 m. What is the current on this wire when it is connected to a voltage source of 120 V? (a) (b) (c) (d) 2.8 A 65 A 52 A 124 A-, ' = 0,2302 天心ー。ソー 520A. 1.120 11. What is the equivalent resistance of the circuit between the points A & B? 2 6 2Ω (d) 9Ω 3Ω 12....
cylindrical copper wire heater (resistivity of 1.7x109 2m) has a radius of 0.5 mm and a length of 10 m. What is the current on this wire when it is connected to a voltage source of 120 V? 10 A (a) 2.8 A (b) 65 A (c) 52A (d) 124 A
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
1. The terminals of a 0.70 V watch battery are connected by a 130-m-long gold wire with a diameter of 0.100 mm . What is the current in the wire? Express your answer using three significant figures in mA 2. A waterbed heater uses 500 W of power. It is on 35 % of the time, off 65 % .What is the annual cost of electricity at a billing rate of $0.12 per kWhr? Express your answer using two significant...
1. [-/10 Points) DETAILS SERCP11 17.2.P.001. A current of 87.4 mA exists in a metal wire. (a) How many electrons flow past a given cross section of the wire in 10.5 min? electrons (b) In what direction do the electrons travel with respect to the current? same direction opposite direction The magnitude is zero. Need Help? Read it Watch It 2. [-/10 Points) DETAILS SERCP11 17.4.P.010. An electric heater carries a current of 10.5 A when operating at a voltage...