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in a single slit experiment, the distance between two dark fringes of the second order is 10 cm on a screen which is 1.5 m away. If the wavelength of the light is 650 nm, find the width of the slit.
One mole of a ideal gas initially at temp To=0C undergoes an expansion at a constant pressure of 1atm to four times it original volume
A concave mirror has a focal length of 19 cm. This mirror forms an image located 76 cm in front of the mirror. What is the magnification of the mirror
A wheeled cart with a mass of 0.50 kg is rolling along a horizontal track at a constant velocity of 2.0 m/s, What is the maximum compression of the spring
While a roofer is working on a roof that slants at 43.0 degrees above the horizontal, how fast will the toolbox be moving just as it reaches the edge of the roof if the kinetic friction force on it is 19.0 N
Heat flows into an ideal gas at a constant volume. The pressure increases from 1.5 atm to 5.5 atm. What is the total heat flow of the process
A certain LCD projector contains a single thin lens. An object 31.7 mm high is to be projected so that its upright image ?lls a screen 2.8 m high. The object-to-screen distance is 1.33 m. Find the focal length of the projection lens. Answer in units ..
A flashlight bulb with a potential difference of 6.0 V across it has a resistance of 8.5 W. How much current is in the bulb filament
The planet mars hass a mass of 6.42x10^23kg and a radius of 3396km. What escape speed is needed for a space ship leaving the surface of Mars
You perform a double-slit experiment in order to measure the wavelength of the new laser that you received for your birthday. What is your laser\'s wavelength expressed in nanometers
You are on a boat in a fog and know there are cliffs ahead of you somewhere, but you cannot see them. How far away are the cliffs
A ball has a diameter of 3.89 cm and average density of 0.0844 g/cm3. What force is required to hold it completely submerged under water
A fish in water sees the sun by look at an angle of 33 degrees with the vertical (normal). find the angle the sun makes with the horizon
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