Question

Asked Nov 12, 2019

61 views

An 18 gauge copper wire (diameter 1.02 mm) carries a current with a current density of 2.90×10^6 A/m2. The density of free electrons for copper is 8.5×10^28 electrons per cubic meter.

Calculate the current in the wire.

Express your answer with the appropriate units.

Calculate the magnitude of the drift velocity of electrons in the wire.

Express your answer with the appropriate units.

Step 1

The equation for the current in the wire is given by

Step 2

Putting the equatio...

Tagged in

Q: 1 of 5 Review | Constants | Periodic Table The figure (Figure 1) shows a model of a cran...

A: Consider the FBD of horizontal bar below.

Q: A guitar string produces a G3 note (f = 196 Hz). If you tighten the tuning peg and triple the tensio...

A: The frequency of the string is

Q: A nurse measures the temperature of a patient to be 40.7°C (a) What is this temperature on the Fahre...

A: (a) The temperature in the Fahrenheit scale is 105.26 0F,

Q: At one instant, force F→=5.59ĵN acts on a 0.938 kg object that has position vector r→=(8.45î-8.45...

A: a)Angular momentum is,

Q: 3. A small block with mass 3.0 kg is sent through point A with a speed of 8.0 m/s. Its path is witho...

A: (a) Consider the speed of the block at point A, that is the initial speed of the block, be vA, the s...

Q: = 1.30 x 104°C-1). At room temperature (20.0°C), the frames have circular lens A pair of eyeglass fr...

A: The expression for the temperature from linear expansion formula,

Q: An adventurous archeologist (m = 85.0 kg) tries to cross a river by swinging from a vine. The vine ...

A: Given data:Mass of the archeologist, m = 85.0 kgLength of the wine, L = 10.0 mSpeed at the bottom of...

Q: A solid plastic sphere of radius 10 cm has charge with uniform densitythroughout its volume. The ele...

A: For r<=10cm

Q: You have a 300 nF capacitor and wish to combine it with one other to make a combined capacitance of ...

A: Given:Given capacitance = 300 nFDesired capacitance = 2 uF