Advertisements
Advertisements
प्रश्न
Divide 293 by 10,00,000 and express the result in standard form.
Advertisements
उत्तर
∵ 1000000 = 106
∵ `293/10^6 = 293 xx 10^-6` ...`[∵ 1/a^m = a^-m]`
= 2.93 × 10–6 × 102
= 2.93 × 10–4
APPEARS IN
संबंधित प्रश्न
Express the given numbers in standard form.
31860000000
Express the number appearing in the given statement in standard form.
Size of a plant cell is 0.00001275 m
Express the following numbers in standard form:
0.00072984
The standard form of 12340000 is ______.
Express the product of 3.2 × 106 and 4.1 × 10–1 in the standard form.
Express the following in standard form:
A Helium atom has a diameter of 0.000000022 cm.
The planet Uranus is approximately 2,896,819,200,000 metres away from the Sun. What is this distance in standard form?
While studying her family’s history. Shikha discovers records of ancestors 12 generations back. She wonders how many ancestors she has had in the past 12 generations. She starts to make a diagram to help her figure this out. The diagram soon becomes very complex.
- Make a table and a graph showing the number of ancestors in each of the 12 generations.
- Write an equation for the number of ancestors in a given generation n.
Consider a quantity of a radioactive substance. The fraction of this quantity that remains after t half-lives can be found by using the expression 3–t. After how many half-lives will the fraction be `1/243` of the original?
One Fermi is equal to 10–15 metre. The radius of a proton is 1.3 Fermis. Write the radius of a proton in metres in standard form.
