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Solution the slider a has a mass of 2kg and moves in a slot in a vertical sliding plate. (i) what horizontal acceleration a should be given to the plate so that the absolute acceleration of the sli
Calculate the heat loss through L=10 mm- thick polycarbonate, soda lime glass, and aerogel windows, respectively. The thermal conductivity of the aerogel and polycarbonate.
If the motorcycle accelerates at 6 ft/s^2 until reaching a velocity of 85 ft/s. How long will it take for him to get 100ft in front of the truck if he starts 40 ft behind the truck and the truck len
A turbine receives 0.1 kg/s of hot air at 55 m/s velocity at 1.4MPa and 900K. The air leaves at 225m/s and 200 KPa and 500K. If the turbine loses heat at a rate of 50KJ/g. Determine the power output
The amount by which the first liquid will fall on the right-hand leg. If density1 is known but density2 is unknown, could the apparatus be used for determing the density of the second liquid?
Water with a density of 62.4 lbm/ft3 enters a 36" diameter cylindrical container at 85 gpm. How much water will exit the tank during this filling process?
Design the machine mounts consisting of a linear spring and a viscous damping device with damping factor of 0.2, so that only 20% of the dynamic force is transmitted to the base of the support.
Calculate the tension in the rope, in Newtons, when you lift your friend to safety. If the rope can withstand 1.25 kN of stress per square centimeter of cross-sectional area.
If the pipe is to be insulated with glass wool insulation (k=0.05 W/m*K) in order to decrease the temperature rise of water to 0.25 deg. Celsius, determine the required thickness of insulation.
A hydraulic jack has a load piston diameter of 150 mm, and a plunger diameter of 25 mm. Ignoring losses, what force will be needed on the plunger to raise a load of 2500 kg?
Also, when t= 0, carB located 6000 ft down the road is traveling towards at a constant speed of 60 ft/s. Determine the distance traveled by car A when they pass each other?
The changes in specific internal energy for the two expansions are u2-u1=-50kJ/kg, and u3-u2=-15kJ/kg. Find p1,p2,p3(in bar), work of the fluid from 1 to 2(in kJ), and the net heat transfer from 1 t
When the balloon reaches an altitude where is is neutrally buoyant, it transmits information about weather conditions to monitoring stations on the ground. Is this Lagrangian or an Eulerian measurem
Determine the velocity of the particle as a function of time. When t=0 ,v=0 , and s= 15 ? Determine the position of the particle as a function of time?
Refrigerant 134a is throttled from a saturated liquid at 70F to a saturated liquid-vapor mixture at 36.1 psia. What are the temperature drop, quality, and specific volume at the end of the throttli
Determine the net work of the cycle, in kJ, and the heat transfer process from 2-3, in kJ. Is this a power cycle or a refrigeration cycle? Explain.
A particle travels along the circular path x2 + y2 = r2. If the y component of the particle's velocity is vy = 2r cos 2t, determine the x and y components of its acceleration at any instant.
Determine the distance the cart will move down the inclined surface before reversing direction. B) find the velocity of the cart when it returns to the point of release.
What torque must be applied to the shaft to overcome the fluid shear stress to maintain this rotational speed? What power (in W) would be required to maintain this speed?
Assume the velocity distribution in the gap is linear, and the area of the block in contact with the oil is 0.25 m2. What is the possible identity of the liquid if the temperature is 20°C?
If the relationship between pressure and volume during the compression is pV = constant, determine the volume, in liters, at a pressure of 3 bar. Also, plot the overall process on a graph of pressur
A centrifugal pump, weighing 600 N and operationg at 1000 rpm, is mounted on six springs of stiffness 6000 N/m each. Find the maximum permissible pump unbalance in order to limit the steady state defl
Both small pipes have the same length and pressure drop. If all flows are turbulent, at ReD near 104, estimate the diameter of the smaller pipe.
The temperature T is constant. Derive an expression using any or all of the specified variables for the new pressure-gauge reading p1 at the top of the cylinder.
The substance comes from the stored energy of the remaining deodorant. How many degrees does the temperature of this remaining substance drop when 1 oz is sprayed?