33) Curved surface area of a cylinder is two times (double) the base area. The ratio of height to radius is
1 : 1
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Related ISRO Draughtsman-B Mechanical Question Paper - 2019 (Set -1) with Answer Key
2880 cubic millimeter
Hardness is a very important property of the metals and has a wide variety of meanings. It embraces many different properties such as resistance to wear, scratching, deformation and machinability etc. It also means the ability of the metal to cut another metal.
The hardness is usually expressed in numbers which are dependent on the method of making the test.