Kavita Kaushik

Asked: November 5, 2020In: Class 9

Find the volume of a sphere whose surface area is 154 cm².

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.8 Page No:236 Questions No:7

Kavita Kaushik

Asked: November 4, 2020In: Class 9

A hemispherical tank is made up of an iron sheet 1 cm thick. If the inner radius is 1 m, then find the volume of the iron used to make the tank.

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.8 Page No:236 Questions No:6

Kavita Kaushik

Asked: November 4, 2020In: Class 9

A dome of a building is in the form of a hemisphere. From inside, it was white-washed at the cost of Rs 498.96. If the cost of white-washing is Rs 2.00 per square metre, find the

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.8 Page No:236 Questions No:8 (i) Inside surface area of the dome, (ii) ...

Kavita Kaushik

Asked: November 4, 2020In: Class 9

Find the volume of a sphere whose radius is (i) 7 cm (ii) 0.63 m

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.8 Page No:236 Questions No:1

Kavita Kaushik

Asked: November 4, 2020In: Class 9

Find the amount of water displaced by a solid spherical ball of diameter (i) 28 cm (ii) 0.21 m

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.8 Page No:236 Questions No:2

Kavita Kaushik

Asked: November 4, 2020In: Class 9

The diameter of a metallic ball is 4.2 cm. What is the mass of the ball, if the density of the metal is 8.9 g per cm³?

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.8 Page No:236 Questions No:3

Kavita Kaushik

Asked: November 4, 2020In: Class 9

The diameter of the moon is approximately one-fourth of the diameter of the earth. What fraction of the volume of the earth is the volume of the moon?

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.8 Page No:236 Questions No:4

Kavita Kaushik

Asked: November 4, 2020In: Class 9

How many litres of milk can a hemispherical bowl of diameter 10.5 cm hold?

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.8 Page No:236 Questions No:5

Kavita Kaushik

Asked: November 4, 2020In: Class 9

Twenty-seven solid iron spheres, each of radius r and surface area S are melted to form a sphere with surface area S′. Find the:

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.8 Page No:236 Questions No:9 (i) radius r ′ of the new ...

Kavita Kaushik

Asked: November 4, 2020In: Class 9

A capsule of medicine is in the shape of a sphere of diameter 3.5 mm. How much medicine (in mm³) is needed to fill this capsule?

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.8 Page No:236 Questions No:10

Kavita Kaushik

Find the volume of a sphere whose surface area is 154 cm².

A hemispherical tank is made up of an iron sheet 1 cm thick. If the inner radius is 1 m, then find the volume of the iron used to make the tank.

A dome of a building is in the form of a hemisphere. From inside, it was white-washed at the cost of Rs 498.96. If the cost of white-washing is Rs 2.00 per square metre, find the

Find the volume of a sphere whose radius is (i) 7 cm (ii) 0.63 m

Find the amount of water displaced by a solid spherical ball of diameter (i) 28 cm (ii) 0.21 m

The diameter of a metallic ball is 4.2 cm. What is the mass of the ball, if the density of the metal is 8.9 g per cm³?

The diameter of the moon is approximately one-fourth of the diameter of the earth. What fraction of the volume of the earth is the volume of the moon?

How many litres of milk can a hemispherical bowl of diameter 10.5 cm hold?

Twenty-seven solid iron spheres, each of radius r and surface area S are melted to form a sphere with surface area S′. Find the:

A capsule of medicine is in the shape of a sphere of diameter 3.5 mm. How much medicine (in mm³) is needed to fill this capsule?

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