Determine the slight roatation of the bar
The rigid bar is orginally horizonal and is supported by two cables each having a cross-sectional area of 0.05in^2, and E=31(10^3) ksi. Determine the slight roatation of the bar when the uniform load is applied.
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Air enters a constant-diameter tube with an average velocity of 2 m/s at a temperature of 400 K and a pressure of 0.12 MPa. The air exits the tube at a temperature of 350 K and a pressure of 0.10 MPa. Determine the average velocity of the air at t
A refrigeration cycle is a reversed heat engine. Which of the following has the maximum value of the co-efficient of performance (COP) for a given refrigeration effect?
A survey of 144 retail stores revealed that the average price of a microwave was $375 with a standard error of $20 If 95% and 98% confidence intervals were developed to estimate the true cost of the microwave, what differences would they have?
A 1.5 kg particle-like object moves in a plane with velocity components vx = 30 m/s and vy = 30 m/s as it passes through the point with (x, y) coordinates of (3.0, -4.0) m. (a) What is its angular momentum relative to the origin at this moment?
Determine the power required by the compressor and the rate of exergy destruction {kW}. Ignore the effects of motion and gravity.
A consignment contains 100 items. If a random sample of 3 items from a consignment contains 1 or more faulty items then the consignment will be rejected.
The rotational inertia of the system consisting of the man, bricks, and platform about the central vertical axis of the platform is 5.0 kg·m2. By moving the bricks the man decreases the rotational inertia of the system to 2.0 kg·m2.(a
The water side of the wall of a 70-m long dam is quarter circle with radius of 7-m. Determine the hydrostatic force on the dam and its line of action when the dam is filled to the rim.
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