RRB GROUP D Physics Quiz - 49

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Question 1:

At which of the following places will water boil at the lowest temperature?

Question 2:

In a diode, when there is saturation current, the plate resistance is-

Question 3:

What form of radiation most closely resembles X-rays?

Question 4:

The SI unit of electrical resistivity of conductor is?

Question 5:

Why does the sky appear perfect blue in the afternoon?