Q. What is the diameter (in cm) of a sphere of surface area 6.16 sq cm?
A) 0.7
B) 1.4
C) 2.1
D) 2.8
✔ Correct Answer: 1.4
Exam Insight
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A) 0.7
B) 1.4
C) 2.1
D) 2.8
✔ Correct Answer: 1.4
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