Question

PLEASE answer the question.........
Ans 4:1

Answer 1

Answer:

Step-by-step explanation:

CSA of cone 1=2CSA of cone 2

pi×r×l =pi×r*×l*

rl=2r*×l*.................(1)

2l of cone 1=lof cone *

2l=l*..........(2)

frm (1)(2)

rl=2r*×2l

r=4r*

r/r*=1:4