CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Significant Figures

40K is used t...

Question

$^{40} K$ is used to determine the age of objects upto 1 million years old. Is it true or false?

A

True

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

False

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A True

Suggest Corrections

thumbs-up

0

Similar questions

Q. Study the following statements.

1.

131

is used in imaging the brain.

2.

_{11}^{23} N a

_{12}^{24} M g

by bombardment of

_{0}^{1} n

and successive emission of

β - p a r t i c l e

.

3.

^{40} K

is used to determine age of objects up to

1

million years old.

4.

'Little boy' relates to U-bomb.
Which of the above is/are false?

Q. Consider following statements
I. 'Carbon-dating' is based on the measurement of the activity of

^{14} C

^{40} K

is used to determine the age of the objects up to 1 million years old.
III. The uranium-lead method is based on the natural uranium-238 decay series which ends up with the production of stable lead-206.

Select the correct statements:

Q. Radiometric dating uses knowledge of isotope decay to calculate the age of samples. Carbon dating is most accurate for samples less than 50,000 years old. Uranium-thorium dating is best for samples less than 1 million years old. Uranium-lead dating is best used for samples 1 million to 4.5 billion years old.
Students have located a fossil in layer D of the sedimentary rock in the image. The rocks in layer C have been dated at 1 million years old. What method of dating would be best for determining the age of the newly discovered fossil?

Mr. Vijay is 42 years old and his son is 14 years old. Determine the ratio of father's age to that of son's age when the son was 12 years old.

Q. For a 60 years old person living upto the age of 70, it is 7:5 against him and for another 70 years old person surviving upto the age of 80, it is 5:2 against him. The probability that only one of them will survive for 10 years more is ______.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Measurement of Significant Figures

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Significant Figures

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon