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A team of scientists have arrived at the Galactic Center Black hole(mass of 7.95e36 kg). Having parked their spaceship in orbit at a safe distance around the back hole (so that time dilation is not and issue), they want to set up a smaller robotically-controlled station that is closer to the black hole in order to conduct some experiments. They need to construct a device that will transmit the results back to the main station. They were thinking of using a "Compton radio" that was like an FM radio where the transmitted frequency could be modulated (by quickly changing angles) to encode the signal. The issue is they don't know how close to the black hole they can put the remote station, which of what kind of light I would need inside the radio in order for them to tune into a radio station center at 21 cm (bandwidth 0.5 cm), what range of angles are needed to optimize the radio.
A golf ball strikes a hard, smooth floor at an angle of 32.5 ° and rebounds at the same angle, What is the magnitude of the impulse applied to the golf ball by the floor
As an electron moves through a region of space, its speed decreases from 6.40 106 m/s to 2.20 106 m/s. Did the electron move to a higher potential or a lower potential
Determine the simple harmonic motion of the spring what ac velocity is ball moving
What is the capacitance of this capacitor. Estimate the terminal speed of a wooden sphere (density 0.810 g/cm3) falling through air, if its radius is 8.00 cm and its drag coefficient is 0.5.
find electric field produced by the particles equal to zero. Find out the x and y components of this force.
A house at the bottom of a hill is fed by a full tank of water 6.0 m deep and connected to the house by a pipe that is L = 83m long at an angle of ? = 67? from the horizontal. Determine the water gauge pressure at the house
A coin with a diameter of 3.00 cm rolls up a 30.0 degree inclined plane. The coin starts with the initial angular speed of 60.0 rad/s and rolls in a straight line without slipping. How far does it roll up the inclined plane.
Determine the number of moles of helium in the balloon and Determine the mass of helium needed to inflate the balloon to these values
If a metric ton is 1.000 x10^e3 kg, how many 74 kg people can safely occupy an elevator that can hold a maximum mass of accurately 1 metric ton.
A rocket blasts off vertically from rest on the launch pad with an upward acceleration of 2.30. At 10.0 after blastoff, the engines suddenly fail, which means that force they produce instantly stops.
A string 1.50 m long will break if the tension in it exceeds 2X10^2N. How fast (in m/s) can a rock of mass 1.50 kg be whirled in a circular horizontal path if the string is not to break? Assume the rock moves on a smooth horizontal surface (No fri..
A proton moving at 3.6*10^5m/s to the right enters a region where a uniform electric field of magnitude 60kN/C points to the left
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