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Two test charges are located in the x-y plane. If q1 = -3.35 nC and is located at x = 0.00 m, y = 1.080 m and the second test charge has magnitude of q2 = 3.40 nC and is located at x = 1.00 m, y = 0
How much thermal energy must be transferred to the gas at constant pressure to raise the temperature to 470 K?
A closed surface encloses a net charge of 3.40uC . What is the net electric flux through the surface? If the electric flux through a closed surface is determined to be 1.30N*m2/C , how much charge i
A car starts from rest on a curve with a radius of 190 and accelerates at 0.500 . How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.50 ?
The water begins at a temperature of 16.0 °C and needs to be heated to 61.0 °C. If the area of the solar panels is 32.0 m2, what volume of water can be heated in one hour?
A jogger runs along a straight and level road for a distance of 5.0 km and then runs back to her starting point. It took the jogger 2.0 hrs to complete the round trip. For the round trip, which one
Is any work done when moving a charge along a field line? A. Yes, the field does positive work when a positive charge moves in the direction of the field, and negative work when this positive charge
How many hours are required for one dollar's worth of energy to be conducted through the wall?
If 2.65 kg of copper are heated and the specific heat is given as 107 kJ, what is the temperature difference required for these conditions? Please show your work and don't answer with a link.
A reaction was observed where the reaction rate constant at 423 degrees C was found to be 8.75x10^-8 m/s and 12.1x10^-8 m/s at 657 degrees C. Calculate the activation energy. No links and please sho
A charged paint is spread in a very thin uniform layer over the surface of a plastic sphere of diameter 13.0 cm, giving it a charge of -19.7 µC. a(a) Find the magnitude of the electric field j
A very long uniform line of charge has charge per unit length 3.90 µC/m and lies along the x-axis. A second long uniform line of charge has charge -2.25 µC/m per unit length and is paral
A hollow, conducting sphere with an outer radius of 0.245 m and an inner radius of 0.200 m has a uniform surface charge density of +6.37*10^ -6 C/m^2. A charge of -0.350 µC is now introduced
The cylindrical imaging drum of a photocopier is to have an electric field just outside its surface of 3.00 105 N/C.
Two filaments of current infinitely long and strait that have current with the same magnitude. find the magnetic field produced from both filaments at the mid point between them both. compare these
For a diffusion analysis where the temperature is not a fixed variable, calculate the diffusivity of nickel in iron at 800 degrees C.
Two small plastic spheres are given positive electrical charges. When they are 20.0cm apart, the repulsive force between them has magnitude 0.300 N. What is the charge on each sphere if the two char
A constantan strain gauge has a nominal 120 Ohm electrical resistance in a unstressed and unstrained state. If the strain is increased to .003 in/in, what is the electrical resistance under these c
As a laudably skeptical physics student, you want to test Coulomb\'s law. For this purpose you set up a measurement in which a proton and an electron are situated 891 nm from each other and you stud
For circular parallel plate capacitor whose radius is 0.1 m, and which the separation between the plates is 2mm, what is the capacitance of the capacitor?
A tortoise and hare start from rest and have a race. As the race begins, both accelerate forward. The hare accelerates uniformly at a rate of 0.8 m/s^2 for 4.3 seconds.
Two circuits are constructed using identical, ideal batteries (emf = E ) and identical lightbulbs (resistance = R). If each bulb in circuit 1 dissipates 6.70 W of power, how much power does each bul
The potential difference between the "plates" is 82.3 mV. How much energy is stored in this capacitor?
The potential difference across a cell membrane is -87.8 mV. If the membrane's thickness is 19.0 nm, what is the magnitude of the electric field in the membrane? Assume the field is uniform.
What time does it take for the optical energy stored in a resonator of finesse F = 100, length d = 50 cm, and refractive index n = 1, to decay to one-half of its initial value?