Download the app

Questions  

The radius of a circle is increased by 1 cm. Then the ratio of the new circumference to the new diameter is

Remember concepts with our Masterclasses.

80k Users
60 mins Expert Faculty Ask Questions
a
π:3
b
π:2
c
π:1
d
π:12

Ready to Test Your Skills?

Check Your Performance Today with our Free Mock Tests used by Toppers!

detailed solution

Correct option is C

Given radius of a circle increased by 1 cm

New radius, r=r+1

New circumference =2π(r+1)

New diameter =2(r+1)

Ratio=2π(r+1):2(r+1)

=π:1

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?

ctaimg

Create Your Own Test
Your Topic, Your Difficulty, Your Pace




whats app icon
phone icon