Question

the percentage error in the measurement of radius and length of a cylinder is found to be 2 and 0.5 respectively find the percentage error in volume & csa

Answer 1

Answer:

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%

Answer 2

Answer:

Answer

Volume of cylinder (V)=πr2l

VΔV×100=2×rΔr×100+ℓΔℓ×100

                     =2×20.01×100+50.1×100=1+2=3%

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