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An object of negligible mass has an instantaneous position of .6 AU from the sun, an instant. velocity of 25 km/s, a direction of motion of 30 degrees radially outward from the sun, and a semimajor axis of .38 AU. What is the orbital eccentricity?
An air-track glider is attached to a spring. The glider is pulled to the right and released from rest at. It then oscillates with a period of 1.5 and the maximum speed of 32.
A projectile is launched perpendicularly upward from a planet of mass M; and radius R; its initial speed is twice the escape speed. Derive an expression for its speed as a function of the distance from the center of the planet.
Electromagnetic wave 1 has a maximum electric field of 55 V/m, and electromagnetic wave 2 has a maximum magnetic field of 1.5 microtesla. Calculate the average intensity of the first wave
An alpha particle (the nucleus of a helium atom) consists of two protons and two neutrons. what is the strength of the magnetic field
After a 0.822 nm x-ray photon scatters from a free electron, the electron recoils with a speed equal to 1.41E+6 m/s. What was the Compton shift in the photon's wavelength
Two photons have different frequencies f1 and f2 . If the ratio of their momenta is 22.5, what is the ratio of their frequencies
Suppose a small boat is at the crest of this wave, 1.5 {rm m} above the equilibrium position. Illustrate what will the vertical position of the boat be 5 seconds later?
A 95.0 N weight is held in the hand. The upper arm makes an angle of 29.0° with the vertical, and the lower arm is 12.0°above the horizontal
In an L-R-C series circuit, the rms voltage across the resistor is 28.0V , across the capacitor it is 91.0V, What is the rms voltage of the source
Two point charges are separated by d= 10 cm and have charges of q1= +2(mu)C and q2= -2 (mu)C, respectively, What is the magnitude of the electric force between the two charges
A 1.50g penny with density 7170kg/m3 is released just below the surface of a pool of water. What's its initial downward acceleration
The pressure of sulfur dioxide (SO2) is 2.54 x 104 Pa. Find the translational rms speed of the sulfur dioxide molecules
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