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प्रश्न
Name the device used for measuring the mass of atoms and molecules.
उत्तर
The mass spectrograph is a device that is used for measuring the mass of atoms and molecules.
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संबंधित प्रश्न
Define mass.
Define one kilogram, the S.I. unit of mass.
Name the device commonly used to measure weight of a body.
We can say that mass of an object is 126 kg.
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The unit is used to measure mass ______.
What is the standard unit of mass?
Write a short note on the following:
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If Planck’s constant (h) and speed of light in vacuum (c) are taken as two fundamental quantities, which one of the following can, in addition, be taken to express length, mass and time in terms of the three chosen fundamental quantities?
- Mass of electron (me)
- Universal gravitational constant (G)
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Give an example of a constant which has a unit.
