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Assume the electric field E in some region is uniform: it is the same at all points. Specifically, E has a magnitude of 5 V/m and points in the +x direction. What can you then say about the behavior of the electric potential a) in the x direction and b) in the y direction? Explain your answers.
A covex lens of focal length 10 cm placed 40 cm in front of aconcave lens of focal length 25 cm.A small object is placed 20 cmin front of the convex lens calculate the location of the finalimage relative to the second lens. Include a ray diagram
An emf of 23.0 mV is induced in a505 turn coil when the current ischanging at a rate of 7.0 A/s. What is the magnetic flux through each turn of the coil
an aluminum rod has a resistance of 3.30 ? at 20.0degc. calculate the resistance of the rod at 120degc by accounting
A 0.31 MeV x-ray photon collides by an electron and scatters straight back the way that it came. What is the kinetic energy of the scattered electron? What is the energy of the backscattered photon? Suppose that it was initially at rest.
When a ray of light is incident on a material of refractive index 1.4. The angle of refraction is 32 degrees. A portion of the light is also reflected. What is the angle among refracted and reflected beams?
A spacecraft moving away from Earth emits a 4480 Hz signal. A scientist on Earth measures the signal to be 4476 Hz. What is the speed of the spacecraft relative to Earth?
An object falling under the pull of gravity experiences a frictional force of air resistance. find the terminal speed that the object reaches while falling
An automobile tire is rated to last for 35,000 miles. To an order of magnitude, find through how many revolutions will it turn
A vector has an x-component of -29.0 units and a y-component of 45.5 units. Find the magnitude and direction of the vector
A long, straight wire carries a current of 220 mA. Evaluate what is the magnitude of the magnetic field 0.018 centimeter from the wire
An electron is trapped in an infinite square-well potential of width 0.7 nm. If the electron is initially in the n = 4 state, what are the various photon energies
An object, which has a height of 5.50 cm, is placed 22.0 cm in front of a plane mirror : What will be the position of the resulting image? What will be the height of the resulting image?
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