An aluminum wire having a cross-sectional area equal to 2.70 x 10° m carries a current of 3.00 A. The density of aluminum is 2.70 g/cm. Assume each aluminum atom supplies one conduction electron per atom. Find the drift speed of the electrons in the wire.

Q: Q3. An object moves with constant acceleration 4.00 m/s? and over a time interval reaches a final…

A:

Q: 1.2 m 10 m/s 30° d-

A: Given: Mass of the dart m = 0.020 kg launched at an angle θ = 30° (above the horizontal) initial…

Q: a) A lift starts from rest and accelerates with constant acceleration of 1.5m/s2 up to a speed of…

A:

Q: A wire having a mass per unit length of 1.5 g/cm carries a current of 15 A to the east. What are the…

A: The given values are, mL=1.5 g/cm=1.5 g/cm10-3 kg1 g1 cm10-2 m=0.15 kg/mI=15 A

Q: 1.155x10'T B Copyright © 2004 Pearson Education, Inc., publishing as Addison Wesley. In the above…

A: Velocity selector work with a condition that Electric field and magnetic field must be perpendicular…

Q: An object of mass M explodes, breaking apart into three smaller objects of mass m1 and m2 and m3.…

A: In the component form, we break the given vectors in vertical and horizontal components. Object M…

Q: A mouse sits on a turntable rotating with uniform circular motion in a counterclockwise At time t; =…

A: (a) Given: At time t1=1 s, the mouse's velocity is -0.5i⏞+0.5j⏞ ms. Introduction: The velocity of…

Q: 12. Identify whether the following statements are true or false, and explain why (if false, a…

A: Solution as

Q: 1. In this lab, you will be rotating a mass on one side of a string that is balanced by a second…

A: Note: Please note that we are allowed to answer only first part kindly post remaining questions…

Q: Two vertical walls are separated by a distance of x. The wall on the left is perfectly smooth, while…

A: Solution: Let l be the length of the board. The left side wall experience no frictional force,…

Q: R2 = 40 l and R3 = 162. a) Determine the current, i3, through resistor R3. b) Now, remove E2 from…

A:

Q: A 2.00-mol sample of a diatomic ideal gas expands slowly and adiabatically from a pressure of 5.08…

A: Given : n = 2.00 mol P = 5.08 atm V = 12.8 L V' = 29.8 L

Q: A baseball fan sitting in the "cheap seats" is d = 149 m from home plate (see the figure below). How…

A:

Q: 10. Derive the “Dry Adiabatic Lapse Rate" (I'D) for Jupiter. Use gj = GM/R2, where Gis the universal…

A: Given is : G = 6.673 × 10-11 N m2 kg-2                M mass of Jupiter = 1.899×1027  kg…

Q: A negative charge is shot through a small hole as shown with an initial kinetic energy. As it…

A: As given positive and negative charges  the direction of electric field will be from positive to…

Q: Given the mass of a radioactive material, phosphorus 32P is 0.60 g and its half-life, T1/2 is 14.3…

A:

Q: A heat engine takes in 340 J of energy from a hot reservoir and performs 22.0 J of work in each…

A: (a) Find the efficiency of the engine. e=WQ×100=22.0 J340 J×100=0.065×100=6.5%

Q: I use a bucket on the end of a rope to raise/lower objects into/from my treehouse. Rather than risk…

A: Given data:  Mass of phone (m) = 0.2 kg Acceleration (a) = 1.1 m/s2, downward Required: The…

Q: i. The test charge is +3 Coulombs and is 5 meters away from the source charge. i. The test charge is…

A: Since you have asked multiple questions we will solve first question for you . If you want any…

Q: Suppose there is a planet that has a uniformly massively charged Iron core with average charge…

A:

Q: In the first test the rider accelerates from 48 km/h to 80 km/h, over a distance of 190 m whilst…

A:

Q: You stand in an elevator on a scale. If the scaled reads 9/10 of your weight, what is the…

A:

Q: Use the worked example above to help you solve this problem. A block with mass of 5.19 kg is…

A:

Q: 1.05 (b) The elevator continues upward at constant velocity for 8.2 s. (i) Newton's Law in the…

A:

Q: What is the period of a rock of mass 2.0kg tied to the end of a spring 0.625m long string that hangs…

A: Given:-  The mass of the rock is  m = 2.0 kg  the length of the string is L = 0.625 m  The elastic…

Q: all parts please. thank u so much

A:

Q: than 45 thr A horizontal drainpipe 6 m above sea level empties storm water into the sea. If the…

A:

Q: Calculate D in rectangular coordinates at point P (2, -3, 6) produced by a. point charge QA = 55 mC…

A:

Q: 3) A 1500 kg car starts from rest on a horizontal road and gains a speed of 144 km/hr (40 m/s) in 20…

A:

Q: For each of the following time-varying electric fields (i) calculate the corresponding magnetic…

A:

Q: The combined electrical resistance R of two resistors R, and R, connected in parallel, is given by…

A: Write the given values with the suitable variables. dR1dt=0.6 ohm/sdR2dt=1.8 ohm/sR1=28 ohmR2=71 ohm

Q: A physics lab is demonstrating the principles of simple harmonic motion (SHM) by using a spring…

A: Given: The mass attached to the spring is m = 335 g The spring displaced when the mass is attached…