The diameter of a roller is …
CBSE, JEE, NEET, CUET
Question Bank, Mock Tests, Exam Papers
NCERT Solutions, Sample Papers, Notes, Videos
Related Questions
Posted by Akhilesh Patidar 2 months, 3 weeks ago
- 0 answers
Posted by Sheikh Alfaz 3 days, 6 hours ago
- 0 answers
Posted by Gnani Yogi 2 months, 2 weeks ago
- 0 answers
Posted by Alvin Thomas 2 months, 2 weeks ago
- 0 answers
Posted by Savitha Savitha 2 months, 3 weeks ago
- 0 answers
myCBSEguide
Trusted by 1 Crore+ Students
Test Generator
Create papers online. It's FREE.
CUET Mock Tests
75,000+ questions to practice only on myCBSEguide app
Gaurav Seth 3 years, 9 months ago
Given,
Diameter = d = 84cm
Radius = r = d/2 = 42cm
Length = l = 120 cm
T.S.A of cylinder = 2πrh
= 2 x 22/7 x 42 x 120
= 31680 cm²
Area levelled by 500 revolution = Area of playground
= 500 x 31680cm²
= 15840000 cm² [ change into m]
= 1584 m²
0Thank You