A man, 65 kg, descends to the ground with the help of a parachute, 18 kg. The parachute is hemispherical in shape, 2 m diameter. Density of air can be taken as 0.00125 g/cm' and its kinematic viscosity as 0.15 stoke. What is the terminal velocity of the parachute? (Take Cp = 1.5 and g= 1000 cm/sec?) (b) 15.8 m/sec (d) 14.1 m/sec (a) 16.6 m/sec (c) 15.0 m/sec

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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A man, 65 kg, descends to the ground with the
help of a parachute, 18 kg. The parachute is
hemispherical in shape, 2 m diameter. Density
of air can be taken as 0.00125 g/cm' and its
kinematic viscosity as 0.15 stoke. What is the
terminal velocity of the parachute?
(Take Cp = 1.5 and g= 1000 cm/sec?)
3
(a) 16.6 m/sec
(c) 15.0 m/sec
(b) 15.8 m/sec
(d) 14.1 m/sec
Transcribed Image Text:A man, 65 kg, descends to the ground with the help of a parachute, 18 kg. The parachute is hemispherical in shape, 2 m diameter. Density of air can be taken as 0.00125 g/cm' and its kinematic viscosity as 0.15 stoke. What is the terminal velocity of the parachute? (Take Cp = 1.5 and g= 1000 cm/sec?) 3 (a) 16.6 m/sec (c) 15.0 m/sec (b) 15.8 m/sec (d) 14.1 m/sec
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