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垂直抗力 (suichokukouryoku) Japanese meaning | Kotomora

垂すい直ちょく抗こう力りょく

す

い

ちょ

く

こ

う

りょ

く

Meanings

1

normal force

Physics term for the perpendicular contact force exerted by a surface on an object.

机つくえの上うえの本ほんには、重じゅう力りょくと垂すい直

ちょく

抗こう

力りょく

が

はたらい

て

いる

。

Gravity and the normal force act on the book on the desk.

Kanji

垂droop, suspend, hang
直straightaway, honesty, frankness
抗confront, resist, defy
力power, strength, strong

Related words

摩ま擦さつ力りょく
摩擦力 is frictional force, which acts parallel to the surface, while 垂直抗力 is the perpendicular normal force.
重じゅう力りょく
重力 is gravity, pulling objects downward; 垂直抗力 is the supporting force from a surface, often balancing gravity.

Built from

垂すい直ちょく+抗こう力りょく

Etymology

Compound of 垂直 (vertical, perpendicular) and 抗力 (resistance, reaction force). A modern technical term from physics.