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प्रश्न
Tick the most appropriate answer.
Which of the following devices is used to measure mass?
पर्याय
Ruler
Measuring cylinder
Beam balance
Stopwatch
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उत्तर
Beam balance
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संबंधित प्रश्न
Just as precise measurements are necessary in science, it is equally important to be able to make rough estimates of quantities using rudimentary ideas and common observations. Think of ways by which you can estimate the following (where an estimate is difficult to obtain, try to get an upper bound on the quantity):
Name the instrument which is commonly used to measure the mass of a body. State how is it used?
Answer the following in short.
Explain the working of a beam balance.
Solve the following numerical problem.
The masses of five marbles are 50 g, 55 g, 60 g, 65 g, and 70 g. Find their average mass.
Name any one instrument used for measuring mass.
The comparison of a known quantity with the unknown quantity is the mass.
The unit is used to measure mass ______.
Mass is a ______ quantity.
Assertion (A): Mass, Length, and Time are fundamental physical quantities.
Reason (R): They are independent of each other.
Why is carbon-12 chosen as the standard for defining the amu?
