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Assume all angles to be exact. A certain crystal gives a deflection angle of 25 degree for the first-order maximum of monochromatic X-rays with a frequency of 4.5×10^17.
What is the lattice spacing of the crystal?
A beam of sunlight encounters a plate of crown glass at a 52.70° angle of incidence. Find the angle between the violet ray and the red ray in the glass
A student sees a newspaper ad for an apartment that has 1830 square feet (ft2) of floor space. How many square meters of area are there
Consider the driven, damped harmonic oscillaror discussed in Section 13-8. Calculate the power dissipated by the damping force
The position function x(t) of a particle moving along an x axis is x = 4.0 - 4.5t2, with x in meters and t in seconds. At what negative time does the particle pass through the origin
To increase the resolving power of a microscope, the object and the objective are immersed in oil (n = 1.54), what is the limiting angle of resolution with the oil
A long, straight wire runs along the y-axis. The wire carries a current in the positive y-direction that is changing as a function of time according to i = 8 A + (0.2 A/s)t. A loop of wire is placed in the xy-plane near the y-axis. The loop has di..
The world's largest refracting telescope is operated at the Yerkes Observatory in Wisconsin. It has an objective of diameter of 1.02 m. What is the minimum separation of two objects on the ground
How fast would it be moving after it had fallen a distance of 0.010-m? (Assume that the gravitational force is constant over the distance of the fall, and that the star is not rotating.)
The triangular loop of wire in the drawing carries a current of I= 6.91 A. A uniform magnetic field is directed parallel to the side AB of the triangle and has a magnitude of 2.77 T.
q1. an electron with a speed of 3.28 times 108 cms in the positive direction of an x axis enters an electric field of
Two adjacent natural frequencies of an organ pipe are found to be 1260 Hz and 1350 Hz. Calculate the fundamental frequency and length of this pipe
What is the flow speed of the medicine through the needle. What is the least force the nurse needs to apply to the syringe.
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