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If your body is emitting infrared radiation of wavekenght 9.4X 10-6 m. What is the energy of the released photons?
A container holds 2.9 mol of gas. The total average kinetic energy of the gas molecules in the container is equal to the kinetic energy of a 8.1x10-3 kg bullet with a speed of 750 m/s
An intially uncharged 4.59-uF capacitor and a 6.63-kOHm resistor are connected in series to a 1.50-V battery that has negligible internal resistance. Calculate the circuit's time constant in milliseconds
An external force moves a 5.4-kg box at a constant speed up a frictionless ramp. The force acts in a direction parallel to the ramp. Calculate the work done on the box
Consider the motion of a muon as it moves through the Earth's atmosphere. After a time ? = 2.20 multiply.gif 10-6 s, What is the speed of the muon
At time t1 = 2.00 s, the acceleration of aparticle in counterclockwise circular motion is (3.00 m/s2) i + (6.00 m/s2) j. It moves atconstant speed. What is the radius of the path taken by the particle
What is wavelength in meters of an electron
A ball thrown straight upward returns to its original level in 2.40. What is the initial speed of the second ball if it also returns to its original level in 2.40
A periscope for a submarine uses two totally reflection 45°-45°-90° prisms with total internal reflection on the side adjacent to the 45° angles. It springs a leak, and the bottom prism is covered with water. Explain why the periscope no long works. ..
A van is approaching a stationary motion detector at 45 m/s. The motion detector emits ultrasonic sound waves toward the van, what is the frequency of the reflected sound measured by the detector
A generator connected to an RLC circuit has an rms voltage of 120V and an rms current of 34mA. what is the inductive reactance of the circuit
A converging lens with a diameter of 26.00 cm forms an image of a satellite passing overhead. The satellite has two green lights (wavelength 500 nm) spaced 1.24 m apart.
Consider an infinite non-conducting plane (sheet) of charge. The sheet has a uniform charge density +3s. Calculate the electric field above and below the plane
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