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A mercury thermometer has a bulb of volume 0.100 cm3 at 10oC. The capillary tube above the bulb has a cross-sectional area of 0.012 mm2. The volume thermal expansion coefficient of mercury is 1.8X10-4 (oC)-1. How much will the mercury rise when the temperature rises by 30oC?
What is the car's maximum speed on an incline. A fire hose held near the ground shoots water at a speed of 5.4 m/s, At what angle(s) should the nozzle point in order that water land 2 m away.
find the speed of the test charge. find the distance the car travels during this time in m.
7.125 Steam enters an adiabatic turbine at 7 MPa, 600 degrees C, and 80 m/s and leaves at 50 kPa, 150 degrees C and 140 m/s. If the power output of the turbine is 6 MW, determine (a) the mass flow rate of the steam flowing through the turbine and (b)..
The coefficient of kinetic friction between rubber and dry concrete is typically 0.650. Illustrate w hat happened to the car's original kinetic energy?
This is accomplished using two small rockets, each with 150-N thrust, that are mounted on the rim of the station.
what the electrostatic force acts on the proton.
the supersonic aircraft concorde has a length of 61.5m when sitting on th ground on a typical day when the temperature is 15.0 degrees C. what is the temperature of the concordes skin in flight
Saturn has an equatorial radius of 6.00 107 m and a mass of 5.67 1026 kg. Compute the acceleration of gravity at the equator of Saturn
A 25.3 cm diameter basketball dropped from the sunsphere reaches a terminal velocity of 19.1 m/s. What is the weight of the basketball
What is the weight of the displaced amount of water when the boulder is placed inside the tank (measured in N)? The tank had an original volume of water of 5000 L. while the boulder got placed inside the tank, the volume of water rose to 5010.165 ..
A research group plans to construct an engine that extracts energy from the ocean, using the fact that the water temperature near the surface is greater than the temperature in deep water. what is the maximum efficiency such an engine could have
what is the net workdone on the weights.A child slides down a hill on a toboggan with an acceleration of 1.8 m/s2. If she starts at rest, how far has she traveled after following lengths of time.
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