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प्रश्न
Name the convenient unit you will use to measure:
distance between the two cities.
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उत्तर
Kilometre (km)
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संबंधित प्रश्न
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.
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.
Two simple pendulums A and B have equal lengths, but their bobs weigh 50 gf and 100 gf, respectively. What would be the ratio of their time periods? Give reasons for your answer.
Name the convenient unit you will use to measure:
diameter of hair
Name the most convenient unit of mass you will use to measure:
Mass of small amount of medicine.
Amongst the unit of volume which is most suitable for measuring:
Volume of a glass filled with milk
The size of bacteria is 2 μ.. Find the number of bacteria in 3 m length.
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?
