Question

a) the error in the measurement of radius of a circle is 0.6 % .find the percentage error in the calculation of the area of the circle
b) Name the principle used to check thecorrectness of an equation
c) What is the
number of significant
figure 0.00820 J​

Answer 1

Answer:

V=

3

4

πr

3

V

ΔV

×100=

r

3Δr

×100=3(0.6)=1.8%

Answer