Q 1: Volume of the sphere of radius 6.3 cm. is ________. 1049.816 cu. cm. 1049.816 cu. cm. 1047.816 cu. cm. None of these

Q 2: Surface area of a sphere whose radius is 3.5 cm. is _______. 152 Sq. cm. 156 Sq. cm. 154 Sq. cm. None of these

Q 3: If the total surface area of a hemisphere is 115.5 Sq. cm. its radius = ______. None of these 2.25 cm. 3 cm. 3.5 cm.

Q 4: The surface area of a sphere is 616 Sq. cm., then its radius = ______. 9 cm. 8 cm. 7 cm. 6 cm.

Q 5: The total surface area of a hemisphere is ______. 4 * pi * r^{2} 3 * pi * r^{2} 2 * pi * r^{2} None of these

Q 6: Curved surface area of a hemisphere is _______. 4 * pi * r^{2} 2 * pi * r^{2} None of these 3 * pi * r^{2}

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