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Class 9, Case Study based Questions .
QUIZ ON VOLUME AND SURFACE AREA A cube of 9 cm. is immersed completely in a rectangular vessel containing water. If the dimensions of base are 15 cm. and 12 cm. Then find the rise in water level in the vessel. (a) 4 .05 cm. (b) 6 cm. (c) 8 cm. (d) 9cm. 2. A cylindrical tub of radius 16cm. contains water to a depth of 30cm. A spherical iron ball is dropped into the tub and thus level of water is raised by 9cm. What is the radius of the ball? (a ) 6 cm. (b) 12 cm. (c) 18 cm. (d) 24 cm. 3. A cylindrical container with diameter of base 56cm. contains sufficient water to submerge a rectangular solid of iron with dimensions 32cm and22 cm. Find the rise in the level of the water when the solid is completely submerged. (a) 6 cm. (b) 4 cm. (c) 8cm. (d) 10 cm. 4. A cone of radius 5c...
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