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An embedded system with a 8 bit analog to digital converter is connected to a transducer with an output voltage of 20 millivolts. This signal is then amplified by an amplifier with a gain of 50. Ass
one side of an oxygen meter is exposed to oxygen in equilibrium with a mixture of Ni and NiO at 1300K, and the other side is exposed to air at 101kPa. If the cell e.m.f is 0.596V, Calculate the stan
A helical spring is fabricated by wrapping wire ¾ in. in diameter around a forming cylinder 8 in. in diameter. Compute the number of turns required to permit an elongation of 4 in. without ex
Determine the maximum shearing stress and elongation in a helical steel spring composed of 20 turns of 20-mm-diameter wire on a mean radius of 90 mm when the spring is supporting a load of 1.5 kN.&n
The rigid bar ABC shown in Fig. P-212 is hinged at A and supported by a steel rod at B. Determine the largest load P that can be applied at C if the stress in the steel rod is limited to 30 ksi and
A steel tire, 10 mm thick, 80 mm wide, and 1500.0 mm inside diameter, is heated and shrunk onto a steel wheel 1500.5 mm in diameter. If the coefficient of static friction is 0.30, what torque is req
A steel wire 30 ft long, hanging vertically, supports a load of 500 lb. Neglecting the weight of the wire, determine the required diameter if the stress is not to exceed 20 ksi and the total elongat
The strength of longitudinal joint in Fig. 1-17 is 33 kips/ft, whereas for the girth is 16 kips/ft. Calculate the maximum diameter of the cylinder tank if the internal pressure is 150 psi.
A water tank, 22 ft in diameter, is made from steel plates that are ½ in. thick. Find the maximum height to which the tank may be filled if the circumferential stress is limited to 6000 psi.
The diameter of the pressure vessel is 450 mm and its length is 2.0 m. Determine the maximum internal pressure that can be applied if the longitudinal stress is limited to 140 MPa, and the circumfer
Calculate the minimum wall thickness for a cylindrical vessel that is to carry a gas at a pressure of 1400 psi. The diameter of the vessel is 2 ft, and the stress is limited to 12 ksi.
An instrumentation amplifier with 2 buffers has a feedback resistor of 52K. The 2 resistors from the buffer's output to the input of the last stage Op-Amp are 1 K resistors. Voltage level to the non
Consider a pressure relief system. If consists of two values in parallel and achieves an availability of 0.95 when the valves are tested on a staggered basis, each valve being tested every 4 months.
A system consists of three components in series, each with a reliability of 0.935. A second set of three components is purchased and a redundant system is built.
Assume for now that all components are powered up simultaneously and that event detection is instantaneous. This means that one does not need to consider sampling or processing time. Also, all three
Design a 3rd order Butterworth High-Pass filter with a Fc of 2kHz and a passband gain of 2. Find the gain and critical frequencies of each individual stage. Plot the gain portion of the bode plot.
Given a BCD decade counter with only the Q outputs available, show what decoding logic is required to decode each of the following states and how it should be connected to the counter . A HIGH outpu
A motor is supplying 60 N · m of torque to its load. If the motor's shaft is turning at 1800 r/min, what is the mechanical power supplied to the load in watts In horsepower
battery have a lifetime of 10 years, and is rated at 20 Ah (Ampere-hour) at 3.6V. Find the average power that the node can consume. Assume 100% battery and power delivery efficiency.
The impurity is removed with practically no loss of carrier liquid. By local ordinance, a maximum of 100 ppm is allowed in the discharge to a nearby river. The treating process removes all but 10 pp
An Alternator is found to have its terminal voltage on load condition more than that on no load. What is the nature of the load connected
suppose that A/D-H(z)-D/A system shown uses a sampling rate of 20000 samples/sec , let xa(t)=10cos (2p*500t)u(t) a- give another input signal x1(t) which gives the same samples x(n) b- give another in
design a DSB-SC modulator to generate a modulated signal km(t)cosωct with the carrier frequency fc = 500kHz (ωc = 2π x 500,000). The following equipment is available in the stockroom:
a certain shunt motor armature has a resistance of 0.07 and a current of 50 amperes at 120 volts. determine the counter emf
A disk drive has a constant failure rate and an MTTF of 4,000 hr. What will the probability of failure be for 2-year of operation