Question

find percentage error A=√x³y²÷3√z x=3%,y=2%,z=1%​

Answer 1

Answer:

Correct option is

C

11%

The given quantity Q=

z

x

3

y

2

Percentage error in Q

Q

ΔQ

×100=3

x

Δx

×100 +2

y

Δy

×100+

z

Δz

×100

Percentage error in x,y and z are 1%, 2% and 4% respectively.

⟹

Q

ΔQ

×100=3(1)+2(2)+1(4)=11 %