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UP TGT Mathematics Integration Test Series - Part 5

The surface area of a sphere is 100π. Its diameter is:

Type: MCQ • Marks: 1
The surface area of a sphere is 100π. Its diameter is:
Options
A. 20
B. 10
C. 25
D. 5
Explanation
4πr^2=100π ⇒ r=5.
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