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1) What is constructive interference? What is destructive interference?
2) In a Young's Double -Slit Experiment, the slit separation is doubled. This results in:
A. an increase in fringe intensityB. a decrease in fringe intensityC. a halving of the wavelengthD. a halving of the fringe spacingE. a doubling of the fringe spacing
3) In a Young's double -slit experiment, bluish green light of wavelength 500 nm illuminates two slits that are separated by 1 mm. The separation between adjacent bright fringes on a screen 5 m from the slits is:
A. 0.10 cmB. 0.25 cmC. 0.50 cmD. 1.00 cmE. none of the above
A stunt man drives a car at a speed of 20 m/s off a 27-m-high cliff. The road leading to the cliff is inclined upward at an angle of 20?. How far from the base of the cliff does the car land
An engine with an output of 246.0 W has an efficiency of 37.0 %. It works at 11.00 cycles/s. How much heat is rejected each cycle
the size of a pixel on an electron-multipler ccd camera is 17 microns. we want to find the position of quantum dots
You are boiling water in an alumunum pot. The radius of the bottom of the pot is 10 cm and the aluminum is 3 mm thick. What is the temperature of the outer surface of the aluminum pot
Medical x rays are taken with electromagnetic waves having a wavelength around 0.104nm. What is the wave number of such waves
a flint glass plate n 1.66 rests on the bottom of an aquarium tank. the plate is 5.50 cm thick vertical dimension and
make use of the force equation of equilibrium with torques to compute around the second pivot pt, fine the women's position when the beam is about to tip.
A Carnot engine uses hot and cold reservoirs that have temperatures of 1850 and 845 K, respectively. The input heat for this engine is QH. The work delivered by the engine is used to operate a Carnot heat pump. The pump removes heat from the 845-K re..
q1. an aluminium block of mass m1 3 kg and a copper block of mass m2 8 kg are connected by a light string over a
It is desired to cool iron parts from 500°F to 100°F by dropping them into water that is initially at 55°F. how many kilograms of water are needed per kilogram of iron
You pull downward with a force of 24.1 N on a rope that passes over a disk-shaped pulley of mass 1.35 kg and radius 0.0785 m. Calculate the tension in the rope on both sides of the pulley
Sucrose is allowed to diffuse along 8.0 cm length of tubing filled with water. The tube is 5.6 cm^2 in cross-sectional area. The diffusion coefficient is equal to 5.0*10^-10 m^2/s, and 8.0* 10^-14 kg is transported along the tube in 19 s. What is the..
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