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A beam of hydrogen molecules (H2) is directed toward a wall, at an angle of 49 degree with the normal to the wall. Each molecule in the beam has a speed of 2.3 km/s and a mass of 3.3 x 10-24 gram. The beam strikes the wall over an area of 2.0 cm2, at the rate of 1023 molecules per second. Compute what is the beam pressure on the wall?
Gas is contained in a 9.00-L vessel at a temperature of 25.0°C and a pressure of 5.00 atm. Determine the number of moles of gas in the vessel
An air puck of mass m1 = 0.29 kg is tied to a string and allowed to revolve in a circle of radius R = 1.4 m on a frictionless horizontal table. What is the horizontal force acting on the puck
Jupiter has mass M, radius R and orbital period T, while the Sun has mass m, radius r and orbital period t. Calculate the ratio of the centrifugal acceleration to the gravitational acceleration at the equator of
You are boiling water in an alumunum pot. The radius of the bottom of the pot is 10 cm and the aluminum is 3 mm thick. What is the temperature of the outer surface of the aluminum pot
for every action there will be opposite and equal reaction but why this is not being implemented in balayya babu movies
Three resistors having resistances of R1 = 1.74? , R2 = 2.57? and R3 = 4.83? respectively, Find the voltage across each resistor
a glass sheet 1.10 ?m thick is suspended in air. in reflected light there are gaps in the visible spectrum at 536 nm
Cobalt has a saturation magnetization of 1.4 times 106 A/m, and an atomic volume of 6.7 cm3/mole. (a) What is the magnetic dipole moment of each cobalt atom in Bohr magnetons?
air passes steadily through a device from 20 psia and 80degf to 40 psia. during the process a work input of 24.2 btulb
A 36.1 ?F capacitor is connected to a 58.4 ? resistor and a generator whose RMS output is 36.6 V at 58.0 Hz. Calculate the RMS current in the circuit
Convex mirrors are often used in sideview mirrors on cars. Many such mirrorsdisplay the warning “Objects in mirror are closer than they appear.” Assume a convex mirror has a radius of curvature of magnitude 14 m and that there is a car that is 11 ..
A sea lab 5.0 m high is to be designed to withstand submersion to 150 m, measured from sea level to the top of the sea lab. Calculate the pressure on top of the sea lab
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