Sarthaks Test
0 votes
2.2k views
in Mathematics by (7.9k points)

The diameter of a metallic sphere is equal to 9cm. it is melted and drawn into a long wire of diameter 2mm having uniform cross-section. Find the length of the wire?

1 Answer

0 votes
by (13.1k points)
selected by
 
Best answer

Given diameter of a sphere (d) = 9cm 

Radius (r) = 9/2 =4.5cm

Since metallic sphere is melted and made into a cylindrical wire

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...