Question

A physical quanitty by X is given by X =a^2b^3/c root d if percentage error of measurement in a,b,cand d are 4%, 2%, 3%, 1%, respectively then calculate the percentage error in X

Answer 1

X=2(4)+3(2)+3+(1)1/2
X=8+6+3+1/2
Take LCM
X=25/2