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Consider an automobile traveling over a rough road at a speed of v km/hr. The suspension system has a spring constant of 40 kN/m and a damping ratio of
The road surface varies sinusoidally with an amplitude of and a wavelength of 6 m. Write a MATLAB program to find the displacement amplitude of the automobile for the following conditions:
(a) mass of the automobile = 600 kg (empty), 1000 kg (loaded),
(b) velocity of the automobile (v) = 10 km/hr, 50 km/hr, 100 km/hr.
Consider a continuous-time LTI system described by:
The open-ended polyvinyl chloride pipe has an inner diameter of 4 in. and thickness of 0.2 in. It carries flowing water at 57psi pressure. If the flow of water within the pipe is stopped due to the closing of a valve, determine the state of stress in..
A cylinder with a 0.3 m inner diameter and 0.4 m outer diameter is internally pressurized to 140 MPa. Determine the maximum shear stress at the outer surface of the cylinder.
1. What are the compression ratio for S.I and C.I engines2. Define Scavenging3. What is meant by Pre-Ignition?
air is used in a carnot cycle as a working substance . determine the efficiency of the cycle if as a result of an
Determine the force F necessary to hold a drum in the position shown. You may neglect the weight of the dolly in comparison with the 500-lb weight of the drum, whose center of gravity is at G
Air at 1 MPa and 600°C enters a converging nozzle, shown in Fig. 17-24, with a velocity of 150 m/s. Determine the mass flow rate through the nozzle for a nozzle throat area of 50 cm2when the back pressure is (a) 0.7 MPa and (b) 0.4 MPa.
a centrifugal compressor delivers 20 kgs of air at 0.32 mnm2 when running at 17500 rpm and absorbing 2800 kw. the inlet
geothermal steam is planned as an energy source for power generation. the steam enters and adiabatic exchanger at 2
sun a 5800 k transfers heat to earth at an average rate of 1360 w per m2 of surface area of earth. the earth has a
A heat engine operates by receiving 300,000 Btu/hr of heat from steam at a temperature of 750 deg. F. It rejects heat to a lake that is at 65 deg. F. What is the maximum power output that this engine can produce in hp?
How does the National Society of Professional Engineers Code of Ethics promote safety, health and welfare to the public? (2 - 3 paragraphs)
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