List of top Questions asked in GATE AG

A pumping test pumps 5400 L/min for 24 h from a well. Observation wells at 30 m and 90 m show drawdowns of 1.11 m and 0.53 m. Well diameter = 30 cm. Estimate drawdown in the pumped well (round off to 2 decimals), using steady–state flow and \(\pi = 3.14\).

Given: Mg\(^{2+}\)=5.68 meq/L, Na\(^{+}\)=9.90 meq/L, HCO\(_3^{-}\)=11.20 meq/L. \[ \frac{\text{HCO}_3^-}{\text{Ca}^{2+}}=2.8 \] Find Sodium Adsorption Ratio (SAR).

Fresh potatoes = 1000 kg, initial solids = 14%, final solids = 93%. Loss in peeling = 7%. Find product yield percent (integer).

Given: P(A) = 0.35, P(B) = 0.25. A and B are mutually exclusive. Find P(A ∪ B) (round to 3 decimals).

Stoichiometric air–fuel ratio = 14.7:1. Equivalence ratio λ = 0.92. Find actual air–fuel ratio (round to 2 decimals).