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प्रश्न
The final result of the calculation in an experiment is 125,347,200. Express the number in term of significant place when accuracy is between 1 and 10
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उत्तर
Final result of the calculation in an experiment = 125,347,200
When accuracy lies between 1 and 10, then the final result may be written as 1.2 × 108.
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संबंधित प्रश्न
When is a vernier Callipers said to be free from zero error?
Name the instrument which can accurately measure the following
The internal diameter of the neck of a water bottle
A screw gauge has 50 divisions on its circular scale and its screw moves by 1 mm on turning it by two revolutions. When the flat end of the screw is in contact with the stud, the zero of the circular scale lies below the base line and 4th division of the circular scale is in line with the base line. Find
(i) The pitch,
(ii) The least count and
(iii) The zero error of the screw gauge
State the formula for calculating length if:
The reading of the main scale is known and the number of vernier scale divisions coinciding with the main scale is known.
When does a vernier callipers has the positive error?
What do you understand by the term least count of screw?
What do you understand by the following term as applied to screw gauge?
Negative zero error
What is the least count in the case of the following instrument?
Stopwatch
On a vernier calliper, 25 vernier scale divisions are equal in length to 24 main scale divisions. One main scale division is 1 mm. Find the least count of the instrument.
