Question

Q2
Two circular cylinders of equal volumes have their
heights in the ratio 1:2. Find the ratio of their radii.
3:1
12:1
0 0 0 0
1: V2
1:13​

Answer 1

Answer:

Let the height be h and 2h and redii be r and R

∴πr

2

h=πR

2

2h

⇒r

2

h=R

2

2h

⇒

R

2

r

2

=

h

2h

⇒

R

2

r

2

=

1

2

⇒

R

r

=

1

2

⇒r:R=

2

:1