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If percentage uncertainties in force (F) and area (A) are 2% and 5% respectively, then what will be percentage uncertainty in pressure (P) exerted by force on the area?

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If percentage uncertainties in force (F) and area (A) are 2% and 5% respectively, then what will be percentage uncertainty in pressure (P) exerted by force on the area? Answer: 7%

Pressure 𝑃 = 𝐹𝐴. In division, percentage uncertainties add up: Uncertainty in P=2%+5%=7%

Question context

This question is part of 🔬 General Science within the broader 🌐 Current Affairs & GK subject and appears in the ETEA Educational Testing and Evaluation Agency preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.