4.2E23 Electrons pass through a wire in two minutes. What is the current through the wire?
4.2E23 Electrons pass through a wire in two minutes. What is the current through the wire?
If 1.0 A of current are passing through a wire how many electrons pass through a cross-section of the wire in 1.0 hours?
A 2.5 ampere current flows through a wire for 5.0 minutes. (a) How many coulombs of charge flow through the wire in this time? (b) How many electrons flow through the wire in this time?
A 4.00 A current runs through a 12-gauge copper wire (diameter 2.05 mm) and through a light bulb. Copper has 8.5×1028 free electrons per cubic meter. a)How many electrons pass through the light bulb each second? b)What is the current density in the wire? c)At what speed does a typical electron pass by any given point in the wire?
Suppose a current of 0.810 A flows through a copper wire for 30.0 minutes. Calculate how many moles of electrons travel through the wire. Be sure your answer has the correct unit symbol and the correct number of significant digits.
A steady current of 36 mA exists in a wire. How many electrons pass any given point in the wire per second? electrons per second
a wire contains a steady current of 2A. the number of electrons that pass a cross section 2s is:
A 5.00-Amp current runs through a 12 gauge - copper wire(diameter 2.05mm) and through a light bulb. Copper has 8.5*10^28 free electrons per cubic meter. A. How many electrons pass through the light bulb each second? B. What is the current density in the wire? C. At what speed does a typical electron pass by any given point in the wire? D. If you were to use wire of twice the diameter, which of the above answers would change? Would...
The power lost in a copper wire is 16 kW when 10 A current pass through the wire. If the length of the wire is 20 km and the resistivity is 1.72 x10-8 Ωm. What is the radius of the wire?
A total of 2.0 × 1013 electrons pass a given point in a wire in 15 s. What is the current in the wire? (e = 1.60 × 10-19 C) A- 1.3 mA B- 0.21 μA C- 3.2 μA D- 1.3 A
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A 4.00 A current runs through a 12-gauge copper wire (diameter 2.05 mm) and through a light bulb. Copper has 8.5 x 1028 free electrons per cubic meter. Part A How many electrons pass through the light bulb each second? να ΑΣφ ? N= Request Answer Submit Part B What is the current density in the wire? V ΑΣφ ? A/m2 Request Answer Submit Part C At what speed does a typical electron pass by any given point in...