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Volume and Surface Area - Data Intensity 1 Multiple Questions and Answers.
| 1. | A right triangle with sides 3 cm, 4 cm and 5 cm is rotated the side of 3 cm to form a cone. The volume of the cone so formed is? | ||
| A. | 12 ∏ cm3 | ||
| B. | 15 ∏ cm3 | ||
| C. | 16 ∏ cm3 | ||
| D. | 20 ∏ cm3 | ||
r2h =
cm3| 2. | In a shower, 5 cm of rain falls. The volume of water that falls on 1.5 hectares of ground is? | ||
| A. | 75 cu. m | ||
| B. | 750 cu. m | ||
| C. | 7500 cu. m | ||
| D. | 75000 cu. m | ||
Volume = (Area x Depth) =
m3| 3. | A hall is 15 m long and 12 m broad. If the sum of the areas of the floor and the ceiling is equal to the sum of the areas of four walls, the volume of the hall is? | ||
| A. | 720 | ||
| B. | 900 | ||
| C. | 1200 | ||
| D. | 1800 | ||
| 4. | 66 cubic centimetres of silver is drawn into a wire 1 mm in diameter. The length of the wire in metres will be? | ||
| A. | 84 | ||
| B. | 90 | ||
| C. | 168 | ||
| D. | 336 | ||
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