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Deepak Bora

Asked: August 6, 2020In: CBSE

From a solid cylinder of height 14 cm and base diameter 7 cm, two equal conical holes each of radius 2.1 cm and height 4 cm are cut off. Find the volume of the remaining solid.

This is the important question from the exam point of view last time this question was asked in 2011 cbse board exam. This question from RS Aggarwal book Exercises 17A page number 788, chapter volume and surface area of solid, ...

Deepak Bora

Asked: August 6, 2020In: CBSE

A wooden article was made by scooping out a hemisphere from each end of a cylinder, as shown in the figure. If the height of the cylinder is 20 cm and its base is of diameter 7 cm, find the total surface area of the article when it is ready.

This is the important question this question was asked in 2003 cbse board exam. This question number 20 in RS Aggarwal book in exercises 17A chapter volume and surface area of solid.

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From a solid cylinder of height 14 cm and base diameter 7 cm, two equal conical holes each of radius 2.1 cm and height 4 cm are cut off. Find the volume of the remaining solid.

A wooden article was made by scooping out a hemisphere from each end of a cylinder, as shown in the figure. If the height of the cylinder is 20 cm and its base is of diameter 7 cm, find the total surface area of the article when it is ready.