Symbol Definition Dimension Unit 



Kjj Coefficient in Eq 4-32 as determined by - 



Keulegan method 



Kj^ Coefficient in Eq 4-32 as determined by - 



LeMehaute method 



Kj Surface heat exchange scale - - 



K^ Stability coefficient for a particular armor- 



unit shape 



k Number of fundamental dimensions in the 



variables of a problem (Section II) 



•Adiabatic constant of air(Eq 6-6) 



•Constant, the value of which depends - - 



on the distribution of a loading force 

 (Eq 6-12) 



•Wave generator shape coefficient - - 



(Eq 6-24) 



k^ Experimental stone or armor unit shape- 



placing coefficient 



kv Stone or armor-unit shape coefficient 



kj Coefficient defined by Eq 6-30 



kj Coefficient defined by Eq 6-28 



L Length 



•Wavelength (Section V only) 



•Vertical component of resultant force 

 on structure (Fig. 6-16) 



AL Average width of core-material section L ft 



of rubble-mound structure 



Lg Characteristic horizontal length, e.g., L ft 



width of a bay mouth 



Lj Linear scale of an undistorted-scale model 



L Length of pendulum (Eq 2-27,2-28) L ft 



• Length of pneumatic chamber L ft 



(Fig. 6-10; Eq 6-28, 6-29) 



t, m, n Direction cosines of a normal to a 



boundary (Eq 2-3 lb, 2-65) 



vLA Characteristic linear dimension of armor L ft 



^ '^ unit 



\l.^ Characteristic linear dimension of wave L ft 



^ generator 



M Mass FT^/L Ib-sec^/ft 



•Moment of resultant force about LF ft-lb 



stmcturp toe (Fig. 6-16) 



M Mach-Cauchy number 



X-1 



sec" 



L 



ft 



L 



ft 



F 



lb 



524 



