If you have a thin film of thickness 300nm and refractive index 1.3. What is the 3rd longest wavelength of light that exhibits constructive interference with the reflected light?
(with substitution)
theertha02:
2×(mue)×tcos(r)=(2n+1)pi/2
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Answer:
Terminal voltage is the potential difference across the terminals of a load when the circuit is switched on. E.m.f. is the maximum potential difference that can be delivered by a cell or a generator when no current flows through it. Terminal voltage is measured by voltmeter.
Explanation:
That is the difference between the two!
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