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A beam of hydrogen molecules (H2) is directed toward awall, at an angle of 50° with thenormal to the wall. Each molecule in the beam has a speed of1.5 km/s and a mass of 3.3 10-24 g. The beam strikes the wall over an areaof 2.0 cm2, at the rate of 1023 molecules persecond. What is the beam's pressure on the wall?
Pa
Suppose you hold a f=5.0 cm magnifying glass 3.0 cm from a 2.0 mm high ant. how large is the image of the ant
Consider two thick, concentric conducting shells that have radii as follows: Shell one has an inner radius of a and an outer radius of 2a. Determine the potential of each shell
A crate of eggs is located in the middle of the flat bed of a pickup truck as the truck negotiates an unbanked curve in the road. how fast can the truck be moving without the crate sliding
A typical American family uses 600 kWh of electricity a month. what is the resistance of a household
A block with a mass of 1.45kg is pushed up an incline plane with a force in direction of the incline. How much work is necessary to push the block up the incline to a height of 2.08m
A parallel plate capacitor has 2.5cm^2 plates that are separated by 2mm in a vacuum. calculate its capacitance and charge on each plate
Two C1 = 3.7 μF, C2 = 18.7 μF are charged individually to V1 = 14.2 V, V2 = 7.0 V. Calculate the final potential difference across the plates of the capacitors once they are connected
Gold has a molar mass of 197 g/mol. How many moles of gold are in a 9.09 g sample of pure gold, How many atoms are in the sample
If the energy that goes into evaporating one kilogram of water from Lake Michigan at 22.0 oC, how high (in m) would it be lifted
A long, straight wire of length 0.75 m carries a current of I=1.5 A in a region where B= 2.3 T. what is the angle between the field and the wire
Distinguish constructive conflict from socio emotional conflict and explain how to apply the former without having the latter become a problem.
Two long, straight wires are separated by a distance of 14.3 cm. One wire carries a current of 2.94 A, the other carries a current of 4.48 A. Calculate the force per meter exerted on the 2.94 A wire
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