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a weighted summer circuit using an ideal op amp has three inputs using 10-komega resistors and a feedback resistor of
consider the circuit in fig 28 withnbspr1nbspnbspr2nbspnbspr4nbsp 1momega and assume the op amp to be ideal find values
design a circuit based on the topology of the noninverting amplifier to obtain a gain of 15 vv using only 10-komega
given an ideal op amp to implement designs for the following closed-loop gains what values of resistors r1 r2 should be
in an instrumentation system there is a need to take the difference between two signals one of v1 2sin2pi times 60t
use two ideal op amps and resistors to implement the vo v1 2v2 - 3v3 - 5v4 in each case find the input resistance seen
give a circuit complete with component values for a weighted summer that shifts the dc level of a sine-wave signal of 3
a weighted summer circuit using an ideal op amp has three inputs using 10-komeganbspresistors and a feedback resistor
for operation with 10-v output pulses with the requirement that the sum of the rise and fall times represent only 20 of
an op amp having a slew rate of 10 vmus is to be used in the unity-gain follower configuration with input pulses that
consider an op amp connected in the inverting configuration to realize a closed-loop gain of -100 vv utilizing
a particular op amp using plusmn 15-v supplies operates linearly for outputs in the range -14 v to 14 v if used in an
consider the use of an op amp with a unity-gain frequencynbspftnbspin the realization ofa an inverting amplifier with
a designer wanting to achieve a stable gain of 100 vv at 5 mhz considers her choice of amplifier topologies what unit
find thenbspftnbsprequired for internally compensated op amps to be used in the implementation of closed-loop
measurements made on the internally compensated amplifiers listed below provide the dc gain and the frequency at which
consider two aligned parallel square planes 04 m times 04 m spaced 08 m apart and maintained att1 nbsp 500 k andnbspt2
determine the steady-state temperatures of two radiation shields placed in the evacuated space between two infinite
a flat-bottomed hole 6 mm in diameter is drilled to a depth of 24 mm in a diffuse gray material having an emissivity of
a 100-w light source consists of a filament that is in the form of a thin rectangular strip 5 mm long by 2 mm wide and
the energy flux associated with solar radiation incident on the outer surface of the earths atmosphere has been
an enclosure has an inside area of 100 m2 and its inside surface is black and is maintained at a constant temperature a
a spherical aluminum shell of inside diameternbspdnbsp 2 m is evacuated and is used as a radiation test chamber if the
consider a plate that is well insulated on its back side and maintained at 200degc by imbedded electrical resistance
a pn junction operating in the forward-bias region with a current i of 1 ma is found to have a diffusion capacitance of