Question

Mean diameter of cylinder measured by A is 2.50 cm with a possible error of 0.25 cm whereas mean height of cylinder measured by B is 10.0 cm with a possible error of 0.5 cm. Whose measurement is more accurate?
. A
. B
. Both are equally correct
. cannot be judged​

Answer 1

Answer:

Step-by-step explanation:

Correct option is

C

3%

Volume of cylinder (V)=πr

2

l

V

ΔV

​

×100=2×

r

Δr

​

×100+

ℓ

Δℓ

​

×100

=2×

2

0.01

​

×100+

5

0.1

​

×100

=1+2

=3%