Multiple choice question for engineering Set 1 1. If the atmospheric pressure at sea level is 7.5 N/cm2, determine the pressure at a height of 3000m assuming the pressure variation follows isothermal law. The density of air is given as 1.2 km/m3. a) 4.68 N/cm2 b) 9.37 N/cm2 c) 2.34 N/cm2 d) None of the…