The ratio of the surface area of a sphere and the curved surface area of the cyl

Sail E0 Webinar

Question

The ratio of the surface area of a sphere and the curved surface area of the cylinder circumscribing the sphere is :

Options:

A . 1 : 1

B . 1 : 2

C . 2 : 1

D . 2 : 3

Answer: Option A

Submit Your Solution Below and Earn Points !

Next Question

Submit Solution

More Questions on This Topic :

Question 1. A hemispherical bowl of internal radius 12 cm contains liquid. This liquid is to be filled into cylindrical container of....containers that is necessary to empty the bowl is :

Question 2. Length of each edge of a regular tetrahedron is 1 cm. It volume is :....

Question 3. A rectangular water reservoir contains 42000 litres of water. If the length of reservoir is 6 m and breadth of the reser....m, then the depth of the reservoir will be :

Question 4. The base of a right prism is a trapezium whose lengths of two parallels sides are 10 cm and 6 cm and distance between th....of the prism is 8 cm, its volume is :

Question 5. A cistern, open at the top, is to be lined with sheet of lead which weights 27 kg/m2. The cistern is 4.5 m long and 3 m ....holds 50 m3. The weight of lead required is :

Question 6. The length, breadth and height of a cuboid are in the ratio 1 : 2 : 3. The length, breadth and height of the cuboid are ....the increase in the volume of the cuboid is :

Question 7. A water tank is 30 m long, 20 m wide and 12 m deep. It is made of iron sheet which is 3 m wide. The tank is open at the ....the iron sheet required to build the tank is :

Question 8. If the total length of diagonals of a cube is 12 cm, then what is the total length of the edges of the cube ?....

Question 9. By what percent the volume of a cube increases if the length of each edge was increased by 50%....

Question 10. The height of a closed cylinder of given volume and the minimum surface area is :....

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Chapter 3.1 : Overview of Finance & Accounts Department Chapter 3 : Finance & Accounts SAIL E0 - GFM 2024

Chapter 2.1 : Overview Chapter 2 : Materials Management SAIL E0 - GFM 2024

Chapter 1.1 : Personnel Functions- An overview Chapter 1 : Personnel Management SAIL E0 - GFM 2024

GPOE / GPA Combined 1 Free CBT Mock Test SAIL E0 2024

CBT Mixed Test 1 GPOE/GPA SAIL E0 2024