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You take some data with Nichrome wire and you have a plot of R vs. LA-1 with the following equation from your computer y = 0.94 * x + 0.2. What is the resistivity for this wire?
In a Young's double-slit experiment the separation distance y between the second-order bright fringe and the central bright fringe on a flat screen is 0.0175 m, when the light has a wavelength of 42
In a Young's double-slit experiment the wavelength of light used is 463 nm (in vacuum), and the separation between the slits is 1.7 × 10^-6 m. Determine the angle that locates
An ideal gas has a temperature-independent molar specific heat cv at constant volume.Let gama=cp/cv denote the ratio of its specific heats.The gas is thermally insulated and is allowed to expand qu
Determine the air pressure inside the chamber (in atm) after compression if the initial air pressure is 1.0 atm. Assume "air" is comprised of a series of ideal gases.
A 4 kg box is pushed up a frictionless 30 degree incline with a force of 40N. This 40 N force is parallel to the incline. Find the acceleration of the box and the magnitude of the normal force exer
A 4 kg box is pushed up a frictionless 30 degree incline with a force of 40N. This 40 N force is parallel to the incline. Find the acceleration of the box and the magnitude of the normal force exert
It's nighttime, and you've dropped your goggles into a swimming pool that is 4.0 m deep. If you hold a laser pointer 1.0 m above the edge of the pool, you can illuminate the goggles if the laser be
A 10 kg box is pushed along a frictionless horizontal surface by a horizontal force of 50N. If the box starts from rest, how far does it more in the first 3 seconds?
For the same increase in temperature, what is the percentage increase in the resistance in a tungsten wire?
A resistor is connected across the terminals of a 9.0-V battery, which delivers 1.9 x 105 J of energy to the resistor in 7.0 hours. What is the resistance of the resistor?
(a) What is the total charge (in coulombs) that this battery can provide? (b) Determine the maximum current that the battery can provide for 42 minutes.
An especially violent lightning bolt has an average current of 2.86 x 103 A lasting 0.220 s. How much charge is delivered to the ground by the lightning bolt?
A capacitor is constructed of two concentric conducting cylindrical sheels. The radius of the inner cylindrical shell is 2.35 x 10-3 m, and that of the outer shell is 2.53 x 10-3 m.
The potential on the outer surface of the membrane is +50.9 mV greater than that on the inside surface. How much charge resides on the outer surface?
Assuming that the flash lasts for 6.7 ms, find the effective power or "wattage" of the flash.
Draw a quantitatively accurate space time diagram of this situation that clearly shows the worldlines of the earth, the alien spaceship, the probe, the returning radio message, and events A,B,c
If the spacing between the plates in capacitor 1 is d, what should the spacing between the plates in capacitor 2 be to make the capacitance of the two capacitors equal?
The charge on a capacitor increases by 16\mu C when the voltage across it increases from 92V to 127V . What is the capacitance of the capacitor?
Assume that the membrane acts like a parallel plate capacitor in which the effective charge density on the inner and outer walls has a magnitude of 7.0 × 10-6 C/m2. (a) What is the magnitude o
A 6.0 mC charge is placed at the origin and a second charge is placed on the x-axis at x = 0.30 m. If the resulting force on the second charge is 5.4 N in the positive x-direction, what is the valu
Assume a linear velocity distribution in the oil film and neglect the cord weight, pulley friction and air resistance.
With the charge in place, what charge is now present on the outside surface of the sphere?