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A conical flask contains water to height H = 36.8 mm, where the flask diameter is D = 29.4 mm. Water drains out through a smoothly rounded hole of diameter d = 7.35 mm at the apex of the cone. The flow speed at the exit is approximately V = (2gy)]^1/2, where y is the height of the liquid free surface above the hole. A stream of water flows into the top of the flask at constant volume flow rate, Q = 3.75 X 10^-7 m^3/hr. Find the volume flow rate from the bottom of the flask. Evaluate the direction and rate of change of water surface level in the flask at this instant.
Note that the positive y direction is downward and counterclockwise torques are positive. find alpha the angular acceleration?
a thin plate heater is attached to the higher surface of 8 mm thickness aluminum horizontal plate which has thermal
Using the results of Problem 1.38, determine the modified coefficient of performance and the required power input W under (a) clean and (b) dusty coil conditions.
a pressure gauge reads 23.1 in hg inches of mercury vacuum i.e. -23.1 in hg gauge. the barometer reads 76.0 cm hg. what
find: a) the pitch diameter of the pinion. b) the pitch diameter of the gear. c) the output torque of the gear. d) the minimum length of the key used to attach the gear?
a hydraulic motor has a displacement of 130 cm3 and operates with a pressure of 105 bars and a speed of 2000 rpm. if
If the petrol engine used in this experiment at a full throttle setting (throttle valve fully open) consumes 20ml of fuel in 2 mins and 15 sec, what is the mass flow rate of fuel? How much power has been input to the system?
The electric reheating oven shown in the figure is used to heat a continuous sheet of metal from 25-1000C The metal speed is such that the strip of metal spends 2 hours inside this oven, The sheet thickness is 1cm and the ambient temperature is 25C w..
a triangular field with vertices opq has sides op=402m,pq=388m,and qo=254m. find the perpendicular distance from the vertex p to the opposite side.
a flat plate separates two supersonic air flows. the flow along the upper surface has a mach number of 1.4 and a
1 nitrogen gas flows into a convergent nozzle at a pressure of 225kpa a temperature of 440k and with a very low inlet
The transfer function between the elevator input and the pitch attitude of a plane is given by: Design an autopilot controller (using a lead compensator) for the system so that the response to a step input (pitch command) has a rise time of 1sec or l..
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