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X-rays with a wavelength of 7.02 x 10^-12 m strike a stationary electron and the reflected photon is scattered 75 degrees relative to the incident photon. What is the wavelength of the scattered photon?
PLEASE SHOW WORK AND EXPLAIN,
The potential difference across a cell membrane form outside to inside is initially at -90 mV (when in its resting phase). How many ions move through the membrane
The depth of the Pacific Ocean in the Mariana Trench is 36,198 ft. What is the gauge pressure at this depth
In a transformer, the voltage across the primary coil is 120 V rms, and the voltage across the secondary coil is 10 kV rms (i.e. 10 000V). What is the impedance of the secondary coil
The sun is 150,000,000 km away. The mass of the sun is 2x1030 kg, the mass of the earth is 6x1024 kg. What is the torque of the earth on the sun
An electron moves in a circular path perpendicular to the constant magnetic field with a magnitude of 2.00 mT. The angular momentum of the electron about the center of the circle is 5.50 multiplied by 10-25 J•s.
A magnetic field is oriented at an angle of 43 degrees to the normal of a rectangular area 4.7cm by 6.9cm . If the magnetic flux through this surface has a magnitude of 4.8×10^?5T*m^2 , what is the strength of the magnetic field?
A 200-loop coil of cross sectional area 8.5 cm2 lies in the plane of the paper. Directed out of the plane of the paper is a magnetic field of 0.06 T. What is the average voltage induced as the flux is changing
A diver 60 m deep in 10 C fresh water exhales a 1.5-cm-diameter bubble. find the bubble's diameter just as it reaches the surface of the lake
Find out how fast a GPS satellite is moving relative to someone on the ground and from that how much slower time runs where it is in orbit relative to someone on the ground.
In one dimension, it is obvious that the force obeying Hook's law is conservative. Consider instead a spring that obeys Hook's law and has one end fixed at origin.
Julie drives 100 mi to Grandmother's house. On the way to Grandmother's, Julie drives half the distance at 44.0mph and half the distance at 65.0. What is her average speed on the return trip
a copper rod had an initial diameter of 4.0 mm and an initial cross-sectional area of (pi)d^2/4=12.6 mm^2. What was the rod's final cross-sectional area
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