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CBSE Notes 2011-2012 » X-Mathematics-Term2

# Surface Areas and Volumes

## A 4 cm side cube is cut into 1 cm side cubes, then total surface area of all the small cubes is

Multiple choice question

A 4 cm side cube is cut into 1 cm side cubes, then total surface area of all the small cubes is

## The areas of three adjacent faces of a rectangular block are in the ratio of 2 : 3 : 4 and its volum...

Multiple choice question

The areas of three adjacent faces of a rectangular block are in the ratio of 2 : 3 : 4 and its volume is 9000 cu. cm, then the length of the shortest side is

## A copper sphere of radius 3 cm is beaten and drawn into a wire of diameter 0.2 cm. The length of the...

Multiple choice question

A copper sphere of radius 3 cm is beaten and drawn into a wire of diameter 0.2 cm. The length of the wire is

## The radii of two cylinders are in the ratio 2 : 3 and their heights are in the ratio 5 : 3. The rati...

Multiple choice question

The radii of two cylinders are in the ratio 2 : 3 and their heights are in the ratio 5 : 3. The ratio of their volumes is

## The number of coins, 1.5 cm in diameter and 0.2 cm thick to be melted to form a right circular cylin...

Multiple choice question

The number of coins, 1.5 cm in diameter and 0.2 cm thick to be melted to form a right circular cylinder of height 10 cm and diameter 4.5 cm is

## A cylindrical vessel 60 cm in diameter is partially tilled with water. A sphere 30 cm in diameter is...

Multiple choice question

A cylindrical vessel 60 cm in diameter is partially tilled with water. A sphere 30 cm in diameter is dropped into it. The increase in the level of water in the vessel is 