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You need a diffraction grating that will disperse the visible spectrum (400nm to 700nm ) through 35.0 degrees in the first-order pattern. What must be the line density of this grating? (Hint: Use the fact that sin(A+B) = sinAcosB + cosAsinB.)
A centrifuge in a medical laboratory is switched on and rotates through 3900 revolutions. determine the final angular speed of the centrifuge
An electron moves with speed 700 m/s. Entered uniform E and B field on straight path. E points down and into page. E B and v are perpendicular
A hydrogen atom has energy ?2.42×10?19 J, and the electron can be in any one of 6 different quantum states. Find the spectroscopic notation for this atom
The rotating sprocket tip at the end of the guide bar has a radius of 0.0343 m. Find the angular speed of the sprocket tip
A jet pilot takes his aircraft in a vertical loop, as seen in figure below. If the jet is moving at a speed of 1450 km/hr at the lowest point of the loop, Determine the minimum radius of the circle
A 1200 turn coil of wire that is 3.00 cm in diameter is in a magnetic field that drops from 0.750 T to 0 T in 15.0 ms. What is the induced emf in the coil
An X-ray photon scatters from a free electron at rest at an angle of 175%u2218 relative to the incident direction, Determine the energy of the incident photon
At a point P, the electric field is 71 N/C at 22 degrees clockwise from the positive x axis. A particle of mass 1.5 kg and charge 0.17 C is located at P.
At one instant a bicyclist is 25m due east of a park's flagpole, going due south with a speed of 8 m/s. Then, 11 s later, the cyclist is 65m due north of flagpole, going due east with a speed of 10 m/s.
define How long are the skid marks. calculate the time it takes the sled to go 21 m down the slope.
Mandy is walking at a speed of 1.37 m/s directly toward one siren and directly away from another siren when they both begin to sound with a frequency of 650 Hz
A 48.9 kg pole vaulter running at 13.0 m/s vaults over the bar. Assuming that the vaulter's horizontal component of velocity over the bar is 1.7 m/s and disregarding air resistance, how high was jump.
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