A body is projected from the earth's surface with the intention of letting it escape from the earth's gravitational field. What is the minimum escape velocity of the body? [Earth's radius = 6.4 x 10³km, g = 10ms^-2]

A. 14 kms^-1
B. 13 kms^-1
C. 12 kms^-1
D. 11 kms^-1

View Answer & Explanation

Question 3 :

JAMB 2014

Calculate the escape velocity of a satellite launched from the earth's surface if the radius of the earth is 6.4x10⁶m

A. 25.3kms^-1
B. 4.2kms^-1
C. 4.0kms^-1
D. 11.3kms^-1

View Answer & Explanation

Subjects

• Accounts - Principles of Accounts

• Animal Husbandry

• Agricultural Science

• Arabic

• Biology

• Book Keeping

• Chemistry

• Commerce

• Christian Religious Knowledge (CRK)

• Civic Education

• Computer Studies

• English Language

• Economics

• Fine Arts

• French

• Further Mathematics

• Geography

• Government

• History

• Hausa

• Insurance

• Igbo

• Islamic Religious Knowledge (IRK)

• Literature in English

• Mathematics

• Music

• Physics

• Physical Education

• Sweet Sixteen

• The Life Changer

• Yoruba

About

Back to Top

...

Disclaimer

All Views, Names, Acronyms, Trademarks, Expressed on this website are those of their respective owners. Please note that www.schoolngr.com is not affiliated with any of the institutions featured in this website. It is always recommended to visit an institutions or sources official website for more information. In the same vein, all comments placed here do not represent the opinion of schoolngr.com