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Two stars 15 light-years away are barely resolved by a 67 -cm (mirror diameter) telescope.
Part A:
How far apart are the stars? Assume λ=550nm and that the resolution is limited by diffraction.
At what angle should the axes of two Polaroids be placed so as to reduce the intensity of the incident unpolarized light to 1/5
Part B:
At what angle should the axes of two Polaroids be placed so as to reduce the intensity of the incident unpolarized light to 1/15?
Calculate the macroscopic thermal neutron absorption cross section for natural uranium. (ignore the trace amounts of234U; the a/o of235U in natural uranium is .72, and the a/o of the238U is .9928)
Can a finite set of 2N distinct points in a two-dimensional space be split in half by a straight line
A small package rests on the horizontal dashboard of a car. If ?s = 0.340, what is the minimum acceleration of the car that will cause the package to slip off
A 100 g aluminum calorimeter contains 250 g of water. The two substances are in thermal equilibrium at 10°C. Determine the specific heat of the unknown second sample
Derive an expression for Vout/Vs, the ratio of the output and source voltage amplitude, as a function of angular frequency ω of the source
From this, determine the power per unit area arriving at the Earth, 1.5? 1011 m away.
A 12 Volt battery remains connected to a parallel plate capacitor with a plate area of 0.294 m2 and a plate separation of 5.24 millimeter. Obtain the electric field between its plates
The index of refraction for a diamond for red light of wavelength 652 nm is 2.35, while that for blue light of wavelength 433 nm is 2.26. Assume white light is incident on the diamond at33.5?. Discover the angle of refraction for red light.
Explain, without reference to the time-independent Schroedinger equation, why the product form of the eigenfunction of (9-3) immediately implies that the two particles it describes move independently.
the label on a soft drink states 15.fl oz (444g) provides 220 kcal. The drink is cooled to 15degree Celsius before it's consumed. Find net energy content of drink
Find the coefficient of static and kinetic friction between crate and floor - what is the coefficient of kinetic friction between ramp and crate?
When a charge of 1.800 x 10-4 C is applied to the plates of a capacitor, the potential difference between the plates is 30 V. Determine what is the capacitance
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