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develop an ac bridge for given problem use 880 pf for all the bridge capacitors and assume a 10-v rms 10-khz excitation
design a linkage system such that as a float for liquid level measurement moves from 0 to 1 m an lvdt core moves over
for given example what capacity change would need to be measured to have a resolution of 2 cm if the measurement will
design an ac bridge like that seen previously to convert the capacity change of given example into an ac offset voltage
we will weigh objects by a strain gauger 120 omega gf 202of mounted on a copper column of 6-in diameter find the
given figure shows a micro-miniature cantilever beam with four strain gauges mounted all are active gaugesshow how the
1 calculate the rotation rate of a 10000-rpm motor in rads2 an object falls from rest near the earths surface
1 a force of 27 lb is applied to a 55-kg mass find the resulting acceleration in ms22 calculate the average shock in gs
1 an automobile fender vibrates at 16 hz with a peak-to-peak amplitude of 5 mm calculate the peak acceleration in gs2 a
an lvdt is used in an accelerometer to measure seismic-mass displacement the lvdt and signal-conditioning output is 031
for the accelerometer in problem 27 design a signal-conditioning system that provides velocity information at 2 mvms
a piezoelectric accelerometer has a transfer function of 61 mvg and a natural frequency of 45 khz in a vibration test
an accelerometer for shock is designed as shown in figure find a relation between strain gauge resistance change and
design a signal-conditioning scheme for the accelerometer in given problem using a bridge circuit plot the bridge
the bellows diaphragm and bourdon tube pressure sensors all exhibit secondorder time response this means that a sudden
1 a grain conveyor system finds the weight on a 10-m platform to be 258 n what conveyor speed is needed to get a flow
an ultrasonic system will be used to measure the level of grain from 1 to 9 m in a bin as shown in given figure this
show how the gauge mounting in given figure can be changed so that all four gauges are active but temperature
an ss pressure sensor will be used to measure the specific gravity of a flowing production liquid specific gravity is
1 find the frequency of 3-cm wavelength em radiation what band of phenomena does this radiation represent2 a source of
1 a light beam is passed through 100 m of liquid with an index of refraction n 17 how long does it take the light to
1 how many watts of power are emitted by a 1-cd source2 a laser with a 003-mrad divergence 1000 w of power and 2-cm
1 suppose a 700-nm beam with a power of 02 mw and a 5-cm diameter strikes a detector with a 02-cm diameter how many
a cds cell has a time constant of 73 ms and a dark resistance of 150 komega a light pulse that is only 20 ms in length
show that the boolean equationanbspmiddot b a middot a middot bolinereduces to a 8 a process involves moving speed