In an experiment four quantities a, b, c and d are measured with percentage error 1%, 2%, 3% and 4%
respectively. Quantity P

1 thought on “In an experiment four quantities a, b, c and d are measured with percentage error 1%, 2%, 3% and 4%<br />respectively. Quantity P”

1. Correct option is

   A

   14%

   P=

   cd

   a

   3

   b

   2

   ⇒

   P

   ΔP

   =3(

   a

   Δa

   ×100)+2(

   b

   Δb

   ×100)+(

   c

   Δc

   +100)+(

   d

   Δd

   ×100)

   =3×1+2×2+3+4

   =3+4+3+4=14%

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