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Laser light of wavelength 632.8 nm falls normally on a slit that is 0.0250 mm wide. The transmitted light is viewed on a distant screen where the intensity at the center of the central bright fringe is 8.50 W/m2.
Find the maximum number of totally dark fringes on the screen, assuming the screen is large enough to show them all.
At what angle does the dark fringe which is most distant from the center occur?
In a local bar, a customer slides an empty beer mug down the counter for a refill. The height of the counter is 1.20 m. The mug slides off the counter and strikes the floor 0.60 m from the base of the counter.
A grating has 530 rulings/mm and is 5.4 mm wide. How many higher orders of maxima can be seen
A 186 watt motor is used to lift a 114kg container to a height of 6m. How much time does it take to lift the container with the motor.
A piece of wood is 0.600m long, 0.280m wide, and 7.00×10?2m thick. What is the mass of this volume of lead
Use the work-energy theorem to find out how high it will be when its speed has been reduced to half of its initial value. Please provide step-by-step process.
A sledge loaded with bricks has a total mass of 17.1 kg and is pulled at constant speed by a rope inclined at 19.9° above the horizontal. What is the mechanical energy lost due to friction
convert 25mus into ams bmihthe kinetic energy of a car of mass m moving with velocity vis emv22. if m1000kg and v6ms
q1. if a power source provides 54 watts of power to operate a machine that draws 4.5 amps of current when in use what
An 85-kg jogger is heading due east at a speed of 1.9 m/s. A 55-kg jogger is heading 24° north of east at a speed of 3.8 m/s. Find the magnitude and direction of the sum of momenta of the two joggers.
the distance between the object and the eyepiece of a compound microscope is 18 cm. what is the total magnification of the microscope
a snowboarder moves along a horizontal ramp before going off of the edge of the ramp. 1.8s after leaving the ramp, find the snowboarders speed at the moment she leaves the ramp
A highway curve of radius 600m is designed for traffic moving at a speed of 85.0 km/hr. What is the correct banking angle of the road
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