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To one litre of water at an initial temperature of 200C is added 200 gm of ice at -50C. Decide the final equilibrium temperature of the mixture, assuming the water/ice system is thermally isolated from its environment.
an object is being dropped from a height h 86 meters above ground. assuming no air friction nor winda. show your
A spring is standing upright on a table with its bottom end fastened to the table. A block is dropped from a height 3.0 cmabove the top of the spring. The block sticks to the top end of thespring and then oscillates with an amplitude of 10 cm. What i..
a ring of diameter 7.00 cm is fixed in place and carries a charge of 5.00 microc uniformly spread over its
Block 1, of mass m1 = 1.70kg , moves along a frictionless air track with speed v1 = 25.0m/s, Find the magnitude pi of the total initial momentum of the two-block system
one atmospheric pressure corresponds to the height of 0.76 m hg column in a barometer. if water is used instead of hg
question1the mean distance from the center of earth to the center of the moon is rem 3.84 times 108 m. the mass of the
Three flat layers of transparent material are stacked upon one another. The top layer has index of refraction n1, the middle has n2 and the bottom one has n3. If n1
A flat (unbanked) curve on a highway has a radius of 240 meter. A car rounds the curve at a speed of 18.0 m/s. Find the minimum coefficient of friction that will prevent sliding
what is the emf generated in the square loop as it is moved to the right in 0.2s out of the 0.8 T magnetic field? what is the intensity of the wave
An airplane accelerates down the runway. Assume the jetengines exerts a constant force on the airplane and assume airresistance is porportional to the velocity squared. What is the terminal velocity
A diver springs upward from a board that is threemeters above water. At an instant he contacts the water his speedis 9.20 m/s and his body makes an angle of 78.0o with respect to the horizontal surface of the water.
How many lines per centimeter must a grating have if there is to be nosecond-orderspectrum for any visible wavelength (400–750 nm)? (State the maximum number of lines per centimeter.)
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