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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 vernier has 10 divisions and they are equal to 9 divisions of the main scale in length. If the main scale is calibrated in mm, what is its least count?
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.
The main scale of a vernier callipers is calibrated in mm and 19 divisions of main scale are equal in length to 20 divisions of the vernier scale. In measuring the diameter of a cylinder by this instrument, the main scale reads 35 divisions and 4th division of vernier scale coincides with a main scale division. Find
(i) Least count and (ii) Radius of a cylinder.
What do you understand by amplitude of simple pendulum?
Name two factors on which the time period of a simple pendulum depends. Write the relation for the time period in terms of the above named factors.
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 most convenient unit of mass you will use to measure:
Mass of small amount of medicine.
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?
