A Satellite Having Orbital Speed V Orbits a Planet of Mass

question 90

Multiple Choice

A satellite having orbital speed V orbits a planet of mass M.If the planet had half as much mass,the orbital speed of the satellite at the same distance from the center would be

• A)V \[\sqrt { 2 }\]
• B)2V.
• C)V.
• D)V/ \(\sqrt { 2 }\)
• E)V/2.

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Definitions:

Placebo Control Group

A group in experimental research that receives a sham or inert treatment, used to compare against the real treatment's effects.

Active Component

The element in a system or product that is responsible for its primary function or effect.

Diet Supplement

Products intended to add nutritional value to the diet, often containing vitamins, minerals, herbs, or other substances.

Statistically Significant

A term used to indicate that the result of a study is unlikely to have occurred by chance alone, according to a pre-determined threshold probability.