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1. 0.800 lbm/s of air passes through an insulated converging nozzle that has an inlet to exit area ratio of 1.59 to 1. The nozzle is choked, and the stagnation temperature is 80.0°F. The exit pressure is 14.7 psia. Determine the force required to hold the nozzle in place.
2. Determine the horizontal and vertical forces on the stationary turbine blade shown in given Figure when it is exposed to a 0.300 kg/s jet of air at 100. m/s.
Write an expression for a R -state lightwave of angular frequency wand amplitude E0 propagating in the positive x-direction such thatat t=0 and x=0 the E-field points in the negative z-direction.
A typical AAA battery has stored energy of about 3400 J. (Battery capacity is typically listed as 625 mA h, meaning that much charge can be delivered at approximately 1.5 V.) , what must the area of each plate be
How far from a -6.20 microcoulombs point charge must a 2.30 microcoulombs, Calculate the distance in meters
in many locations such as lake washington in seattle floating bridges are preferable to conventional bridges. such a
A 50 kg rider on a moped of mass 75 kg is traveling with a speed of 20m/s. Each of the two wheels of the moped has a radius of0.2m and a moment of inertia of 0.2 kg*m^2. What is the total rotational kinetic energy of the wheels?
A stream of water strikes a stationary turbine blade horizontally, as the drawing illustrates. Find the magnitude of the average force exerted on the water by the blade
A uniform line of charge that is 5.00cm long has a total charge of 6.00uC. An electron is at distance of 5.00cm from one end of the charge distribution, What is the electric field at the electron
A 225 kg projectile, fired with a speed of 109 m/s at a 66.0 angle, breaks into three pieces of equal mass at the highest point of its arc (where its velocity is horizontal). Determine the energy released in the explosion
A 1.50 Volt battery supplies 0.150 Watt of power to a small flashlight for 15 minute. Determine how much charge does it move
a 100j of heat energy are transferred to 20g of mercury. by how much does the temperature increase?b how much heat is
The volume flow rate in an artery supplying the brain is 3.0 x 10-6 m3/s. If the radius of the artery is 5.4 mm, determine the average blood speed
A spherical mirror has a radius of curvature of + 30cm. An object that is 8.0 cm tall is placed 20 cm in front of the mirror. a) What is the position at which the image is formed? b) What is the height of the image? c) Is the image real or virt..
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