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A 2.00-mol sample of hydrogen gas is heated at constant pressure from 302 K to 414 K.
(a) Calculate the energy transferred to the gas by heat.
(b) Calculate the increase in its internal energy.
(c) Calculate the work done on the gas.
A radar antenna is tracking a satellite orbiting the earth. At a certain time,the radar screen shows the satellite to be 162 km away.The radar antenna is pointing upward at the angle of 62.3 degrees from the ground.find the x and y components(in k..
A guitar string has a tension on it of 6500 N and length of 1.2 m. what is the linear mass density of the string
The objective lens in a microscope with a 21.0 cm long tube has a magnification of -50.0 and the eyepiece has a magnification of 15.0. What is the focal length of the objective
What is the electric potential energy of the system? (Take as zero the potential energy of the three charges when they are infinitely far apart.)" Use = 8.85 10 12 for the permittivity of free space.
Three point charges, q1, q2, and q3, lie along the x-axis at x = 0.0 cm, x = 3.0 cm, and x = 5.0 cm, respectively. Calculate the electric force on q2
A 78-kg base runner begins his slide into second base when he is moving at a speed of 4.2 m/s. The coefficient of friction between his clothes and Earth is 0.70. He slides so that his speed is zero just as he reaches base.
A physics professor wants to demonstrate the large size of the henry unit. On the outside of a14-cm-diameter plastic hollow tube, How many kilometers of copper wire will be required
A 5 kg mass attached to a horizontal spring is pulled from its equilibrium position by 4 m and let go. find is the maximum velocity of the mass
You took a job as a space station scientist. On a spacewalk you get separated from the station. At what speed will you move back toward the station
A power station uses 100 kV to deliver power to a building. The building has a total resistance of 12.5kV. How much power is delivered to the building
You fly from Boston's Logan Airport, at sea level, to Denver, at an altitude of 1.6km. What is your gravitational potential energy at the plane's 13km cruising altitude
A disk of radius 10 cm, initially at rest, begins rotating about its axis with a constant angular acceleration of 8.2 rad/s2. compute the angular velocity of the disk
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