A spherical ball of lead, 3 cm in diameter is melted and recast into three spher

Question

A spherical ball of lead, 3 cm in diameter is melted and recast into three spherical ball. The diameter of two of these are 1.5 cm and 2 cm respectively. The diameter of the third ball is :

Options:

A . 2.5 cm

B . 2.66 cm

C . 3 cm

D . 3.5 cm

Answer: Option A

Submit Your Solution Below and Earn Points !

Next Question

Submit Solution

More Questions on This Topic :

Question 1. The ratio of the surface area of a sphere and the curved surface area of the cylinder circumscribing the sphere is :....

Question 2. 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 3. Length of each edge of a regular tetrahedron is 1 cm. It volume is :....

Question 4. 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 5. 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 6. 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 7. 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 8. 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 9. 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 10. By what percent the volume of a cube increases if the length of each edge was increased by 50%....

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

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI

Tabulation - Test Paper 2 Data Interpretation Reasoning & DI

Test Paper 1 Direction Sense Test Reasoning & DI

ICA , RDIC,GFM Free Modal Test Paper - Non - Technical Branch Old Syllabus 2022 - SAIL Junior Officer E0

GFM Combined 1 Free Revision Test SAIL JO E-0

Submit Solution

More Questions on This Topic :

Latest Videos

Latest Test Papers