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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

What do you mean by significant figures?

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प्रश्न

What do you mean by significant figures?

एका वाक्यात उत्तर
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उत्तर

The significant figures in measurement or result are the number of digits known with certainty plus one uncertain digit.

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पाठ 2: Introduction to Analytical Chemistry - Exercises [पृष्ठ २३]

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बालभारती Chemistry [English] Standard 11 Maharashtra State Board
पाठ 2 Introduction to Analytical Chemistry
Exercises | Q 2. (B) (i) | पृष्ठ २३

संबंधित प्रश्‍न

Choose the correct option:

The number of significant figures in 1.50 × 104 g is __________


Distinguish between accuracy and precision.


Solve the following question:

Round off the following quantity to two significant figures:

25.55 mL


Solve the following question:

Round off the following quantity to three significant figures:

1.43 cm3


Solve the following question:

Round off the following quantity to three significant figures:

458 × 102 cm


Solve the following question:

Round off the following quantity to three significant figures:

6.398 × 10-3 km


Solve the following question:

Round off the following quantity to three significant figures:

0.0041962 kg


Solve the following problem:

Express the following quantity in exponential terms.

235.4678


Solve the following problem:

Express the following quantity in exponential terms.

70000.0


Solve the following problem:

Give the number of significant figures for the following.

0.002030


Solve the following problem:

Give the number of significant figures for the following.

1.23 × 104


Solve the following problem:

Express the given quantity with or without exponents as the case may be.

0.002030


Solve the following problem:

Express the given quantity with or without exponents as the case may be.

1.89 × 10-4


Solve the following problem:

Write the following in exponential notation:

0.000098


Solve the following problem:

Write the following in exponential notation:

0.00461


Solve the following problem:

Write the following in exponential notation:

198.75


Solve the following problem:

Perform the following operation:

1.05 × 10−4 − 9.7 × 10−5


Solve the following problem:

Perform the following operation:

4.11 × 10−3 + 8.1 ×10−4


Solve the following problem:

Perform the following operation:

2.12 × 106 − 3.5 × 105


Define : Least count


Define: Least count


Define: Least count


Define Least count


Define: Least count


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