How spectral lines show discrete energy levels in an atom. : quantum physics
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For measuring weight of 2cm3 piece of density 4gm/cm3 which spring balance is best suited what is the range and least count how we calculate
Which lens is used for correcting short ?sightedness ?
A truck travels 420 m. Each tire on the truck has a diameter of 42 cm. If one revolution of a tire is equal to 2? Times the radius of the tire (in meters), which of the following equations shows how many revolutions each tire makes as the distance is traveled?
If f equals electric force, and q and q (read as: q-prime) are the charges on two particles, the expression f is proportional to q times q prime divided by distancesquared is what law?
Explain the Hygrometers ?
What makes the telegraph wires hum?
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What is a Diamond ?
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Explain the Machines ?
Explain the applications of nmr spectroscopy?
Describe the Thermos Flask?