H K Dass, Rama Verma and, Bhagwat Swarup Sharma Solutions for Chapter: Surface Areas & Volumes, Exercise 2: EXERCISE

Author:H K Dass, Rama Verma & Bhagwat Swarup Sharma

H K Dass Mathematics Solutions for Exercise - H K Dass, Rama Verma and, Bhagwat Swarup Sharma Solutions for Chapter: Surface Areas & Volumes, Exercise 2: EXERCISE

Attempt the free practice questions on Chapter 13: Surface Areas & Volumes, Exercise 2: EXERCISE with hints and solutions to strengthen your understanding. New Mathematics for Class X solutions are prepared by Experienced Embibe Experts.

Questions from H K Dass, Rama Verma and, Bhagwat Swarup Sharma Solutions for Chapter: Surface Areas & Volumes, Exercise 2: EXERCISE with Hints & Solutions

HARD
10th CBSE
IMPORTANT

A toy is in the shape of a cylinder with two equal cones stuck to each other of its ends. The length of entire solid is 30 cm and diameter of cylinder and cones 10.5 cm and the length of the cylinder is 14 cm. If its surface area isk cm2 (correct up to two decimal places) then find k.​ (Take π=227)

MEDIUM
10th CBSE
IMPORTANT

A medicine capsule is in the shape of a cylinder with two hemispheres stuck to each of its ends. The length of the entire capsule is 16 mm and the diameter of the capsule is 14 mm. If its surface area is k mm2 then find k.

MEDIUM
10th CBSE
IMPORTANT

Rasika purchased a candle from market for Diwali festival. The shape of the candle is shown in Fig. She purchased a packet of 24 candles. If the surface areas of candles isk cm2 then find the value of k correct up to one decimal places. (Take π=227)

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MEDIUM
10th CBSE
IMPORTANT

A wooden belan was made from a big cylinder and two equal small cylinders to flatten the dough as shown in the figure. If the surface area of the belan is k cm2 then find k​. (Take π=227)

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MEDIUM
10th CBSE
IMPORTANT

A pulley was made from two big equal cylinders stuck at the end of a small cylinder to draw water from the well, as shown in the figure. If its curved surface area is k cm2 then find k.

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MEDIUM
10th CBSE
IMPORTANT

A wooden toy was made by scooping out a hemisphere from each end of a cylinder. If the height of the cylinder is 20 cm and its base is of diameter 14 cm, if the total surface area of the toy when it is ready is k cm2 then find k.

MEDIUM
10th CBSE
IMPORTANT

A decorative block is made of two solids: a cube and a hemisphere. The base of the block is a cube with edge of 7 cm and the hemisphere attached on the top has a diameter of 4.9 cm. If the block is to be painted, if the area to be painted is k cm2 then find k.

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MEDIUM
10th CBSE
IMPORTANT

A decorative block is made up of cube and cone. The base of the block is the cube with edge of 6 cm and the cone attached on the top has a diameter of 5.6 cm and height of 1.4 cm. If the block is to be painted red at the rate of  0.45 per cm², Find the surface area to be painted and the cost of painting the block.

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