CREATE TABLE table_2071644_1 (moment_of_inertia_in_torsion__j___cm_4__ VARCHAR2, beam_height__mm_ VARCHAR2)

What is the moment of intertia in torsion (j) Cm4) for the beam height (mm) 120??=
SELECT COUNT(moment_of_inertia_in_torsion__j___cm_4__) FROM table_2071644_1 WHERE beam_height__mm_ = 120
SELECT COUNT("moment_of_inertia_in_torsion__j___cm_4__") FROM "table_2071644_1" WHERE "beam_height__mm_" = 120