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प्रश्न
State whether true or false. If false, correct the statement.
In everyday life, we use the term weight instead of mass.
पर्याय
True
False
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उत्तर
In everyday life, we use the term weight instead of mass- True
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संबंधित प्रश्न
Define one kilogram, the S.I. unit of mass.
Answer the following in short.
What do you understand by the term ‘mass’? Name any one instrument used for weighing.
Answer the following in short.
Explain the working of a beam balance.
Tick the most appropriate answer.
Which of the following devices is used to measure mass?
Name the device commonly used to measure weight of a body.
Assertion(A): The scientifically correct expression is “ The mass of the bag is 10 kg”
Reason (R): In everyday life, we use the term weight instead of mass.
On the moon, the gravitational force is greater than on earth.
Potatoes:: Kilogram; Water:: ______.
Write a short note on the following:
Spring balance:
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)
- Charge of electron (e)
- Mass of proton (mp)
