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प्रश्न
Name the instrument which has the least count
1 mm
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उत्तर
Metre scale
संबंधित प्रश्न
A microscope is provided with a main scale graduated with 20 divisions in 1 cm and a vernier scale with 50 division on it of length same as of 49 divisions of main scale. Find the least count of the microscope.
Define the terms : oscillation
How does the time period (T) of a simple pendulum depend on its length (l)? Draw a graph showing the variation of T2 with l. How will you use this graph to determine the value of g (acceleration due to gravity)?
A seconds pendulum is taken to a place where acceleration due to the gravity falls to one-fourth. How is the time period of the pendulum affected, if at all? Give reasons. What will be its new time period?
A body measures 25 m. State the unit and the magnitude of the unit in the statement.
Name the convenient unit you will use to measure:
width of a book
Name the convenient unit you will use to measure:
diameter of hair
Name the most convenient unit of mass you will use to measure:
The bag of sugar
Name the most convenient unit of mass you will use to measure:
Mass of a cricket ball.
Is there any difference in the following measurements?
(a) 51.7 cm
(b) 51.70 cm
(c) 51.700 cm.
Explain your answer.
Which measurement is most accurate?
