Infra-red ir detectorsan ir detector has an impedance of z, Ask an Expert

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Infra-Red (IR) Detectors:

An IR detector has an impedance of Z= (400+j200) ? . During design tests the detector current is measured as 4 µA.

What is the output voltage of the detector?

Optic lens:

Using a converging lens of focal length f = 10 cm, we want an object to appear on the screen twice as big as its original size.

Where is the object to be located in front of the screen (real image)?

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Category:- Physics
Reference No.:- M9623873

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