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In a student experiment, a constant-volume gas thermometer is calibrated in liquid nitrogen (?196°C ) and in boiling pentane (36.1°C). The separate pressures are 0.349 atm and 1.442 atm. What value of absolute zero does the calibration yield?
A wooden dowel (cylinder) has a diameter of 2.20 cm. Determine the density of the dowel
A 1-cm-thick layer of water stands on a horizontal slab of glass. After entering the glass, what is the ray's angle from the normal
A point charge is moved in an electric field. The potential changes from -87 V to +30 V between the initial and final position. The work done by the electric field is 156 J
during the compression stroke of a certain gasoline engine, the pressure increases from 1.00 atm to 5.0 atm. by what factor does the volume change
Consider a large parallel plate capacitor with circular plates of radius R. suppose that the electric field between the plates is increasing.
You exert a force of 25 N on the head of a thumbtack. What is the pressure on your thumb
One mole of nickel (6E23 atoms) has a mass of 54 grams, and its density is 8.9 grams per cubic centimeter. You have a long thin bar of nickel, 2.0 m long, with a square cross section, 0.12 cm on the side.
A force of 15 N acting at an angle of 25 degrees to the horizontal is used to pull a box a distance of 5 m across a floor. How much work is done
Two identical point charges (q = +6.90 x 10-6 C) are fixed at opposite corners of a square whose sides have a length of 0.45m. A test charge (q0 = -3.20 x 10-8 C), with a mass of 5.20 x 10-8 kg, is released from rest at one of the corners of the s..
A 85.9-kg baseball player slides into second base. The coefficient of kinetic friction between the player and the ground is ?k = 0.561. If the player comes to rest after 1.27 s, what is his initial speed
A fisherman accidentally steps off the edge of a 4.0 meter-high dock and falls into the lake below the dock. what is the fisherman's speed on entering the water
A paddle wheel frictionally adds thermal energy to an ideal monatomic gas in a sealed, insulated container. How many moles of gas must be present in this container
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