Consider the following statements: l. Albedo of an object determines its visual brightness when viewed with reflected light.

Monjur Alahi

Consider the following statements: 

1. Albedo of an object determines its visual brightness when viewed with reflected light. 

2. Albedo of Mercury is much greater than the albedo of the Earth. Which of the statements given above is/are correct? 

(a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2


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Salim Ahmed Kawsar

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(a) Albedo is the fraction of the incident sunlight that is reflected. When an object reflects most of the light that hits it and looks bright then it has high albedo. Albedo of mercury is 0.142 and that of the earth its 0.367.

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