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Exponential Form of Numbers in 2023-24 Rationalised

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Exponential Form of Numbers in 2023-24 Rationalised

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Questions and Answers

Which of the following is the standard form of 70,040,000,000?

$7.04 \times 10^{10}$

$7.004 \times 10^{10}$ (correct)

$7.04 \times 10^9$

$7.004 \times 10^9$

Express 1,400,000,000 in standard form.

$1.4 \times 10^8$

$1.4 \times 10^9$

$1.4 \times 10^{10}$ (correct)

$1.4 \times 10^{11}$

What is the exponential form of 128?

$5^3$

$4^4$

$3^5$

$2^7$ (correct)

What is the distance of the Sun from the centre of the Milky Way Galaxy expressed in standard form?

$3 \times 10^{21}$ m (A) Signup and view all the answers

If the population of India was about 1,027,000,000, how is this number written in standard form?

$1.027 \times 10^9$ (B) Signup and view all the answers

The universe is estimated to be about 12,000,000,000 years old. What is this number in standard form?

$1.2 \times 10^{11}$ years (C) Signup and view all the answers

Express the distance between Earth and Moon (384,000,000 m) in standard form.

$3.84 \times 10^8$ m (D) Signup and view all the answers

If the speed of light in vacuum is 300,000,000 m/s, what is this number in standard form?

$3 \times 10^8$ m/s (B) Signup and view all the answers

What is the exponential form of 243?

$3^5$ (A) Signup and view all the answers

Express $5,00,00,000$ in standard form.

$5 \times 10^8$ (D) Signup and view all the answers