SYMBOLS 



A, B, C, 

 D, E, 

 F, G, H, 

 I, J, K, 



- Regression equation coefficients so- Soil static shearing resistance 



- Acceleration of gravity 



SF 



SW, 



- Effective area coefficient 



- Horizontal component of area 



- Vertical component of area 



- Hydrodynamic drag coefficient 



- Specific drag coefficient 



- Force acting on object 



- Driving force (object weight in 

 water) 



- Water drag force 



- Force produced by accelerating 

 adjacent material 



- Soil resistance force, front of 

 object 



- Soil resistance force, side of 

 object 



- Frontal pressure coefficient 



- Weight of object in water 



- Object acceleration 



- Added mass 



- Soil shearing resistance 



At" 



At 



At - 



P„ - 



Vertical distance between a given 

 point on the object and the object 

 bottom 



Object mass 



Object velocity 



Object entry velocity 



Object velocity after one time 

 increment 



Embedment depth of bottom of object 



Initial embedment depth 



Embedment depth after one time 

 increment 



Increment of time 



Soil coefficient of viscosity 



Sediment depth 



Mass unit weight of corer 



Mass unit weight of water 



Apparent angle of internal friction 

 of soil 



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