Volume and Surface Area Mcqs

Volume and Surface Area Mcqs

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:

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12 cm³
15 cm³
16 cm³
20 cm³

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Volume and Surface Area Mcqs

12

cm³

In a shower, 5 cm of rain falls. The volume of water that falls on 1.5 hectares of ground is:

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75 cu. m
750 cu. m
7500 cu. m
75000 cu. m

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Volume and Surface Area Mcqs

750 cu. m

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:

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720
900
1200
1800

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Volume and Surface Area Mcqs

1200

66 cubic centimetres of silver is drawn into a wire 1 mm in diameter. The length of the wire in metres will be:

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84
90
168
336

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Volume and Surface Area Mcqs

84

A hollow iron pipe is 21 cm long and its external diameter is 8 cm. If the thickness of the pipe is 1 cm and iron weighs 8 g/cm³, then the weight of the pipe is:

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3.6 kg
3.696 kg
36 kg
36.9 kg

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Volume and Surface Area Mcqs

3.696 kg

A boat having a length 3 m and breadth 2 m is floating on a lake. The boat sinks by 1 cm when a man gets on it. The mass of the man is:

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12 kg
60 kg
72 kg
96 kg

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Volume and Surface Area Mcqs

60 kg

50 men took a dip in a water tank 40 m long and 20 m broad on a religious day. If the average displacement of water by a man is 4 m³, then the rise in the water level in the tank will be:

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20 cm
25 cm
35 cm
50 cm

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Volume and Surface Area Mcqs

25 cm

The slant height of a right circular cone is 10 m and its height is 8 m. Find the area of its curved surface.

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30 m²
40 m²
60 m²
80 m²

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Volume and Surface Area Mcqs

60

m²

A cistern 6m long and 4 m wide contains water up to a depth of 1 m 25 cm. The total area of the wet surface is:

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49 m²
50 m²
53.5 m²
55 m²

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Volume and Surface Area Mcqs

49 m²

A metallic sheet is of rectangular shape with dimensions 48 m x 36 m. From each of its corners, a square is cut off so as to make an open box. If the length of the square is 8 m, the volume of the box (in m³) is:

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4830
5120
6420
8960

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Volume and Surface Area Mcqs

5120

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