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Q1. In the lungs there are tiny sacs of air that are called alveoli. An oxygen molecule (mass = 5.30 x 10-26 kg) is trapped within a sac, and the uncertainty in its position is 0.140mm. What is the minimum improbability in the velocity of this oxygen molecule?

Q2. Three resistors with a resistance of 12 ohms, 8 ohms, and 24 ohms are in a series circuit with a 12 volt battery.

(a.) What is the total resistance of resistors?

(b.) How much current can move through circuit?

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Category:- Physics
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