ISRO Scientist or Engineer Refrigeration & Air-Conditioning 2013 Question 9

Question 9

What Drag force is exerted at sea level by a 3.5m braking Parachute when the speed is 20 m/s $$C_d = 1.20$$ and this remains constant, $$\rho$$(sea level) = 1.225 kg/m$$^3$$

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