Recent content by abdallah306

dear all I need to know the rules and equations or the idea because I forget this kind of problems and I want to remember them. Please help me as much as you can with everything to remember how to solve it.

Question 1: A pressure gauge has accuracy equal +/-2% of full scale. The gauge range is from 0 to 100 kg/cm2. When the gauge indicate 50 kg/cm2 What is the tolerance of this indication? a) +/- 2 kg/cm2 b) +/- 10 kg/cm2 c) +/- 1 kg/cm2 Question 2: An instrument system consists of...