The phrase "apply sufficient force" is correct and usable in written English.
It can be used in contexts where you are discussing the need to exert an adequate amount of strength or pressure to achieve a desired effect or result.
Example: "To ensure the door closes properly, you must apply sufficient force when pushing it shut."
Alternatives: "exert adequate pressure" or "use enough strength".
During the test cycle, a hydraulic cylinder, which simulated the quadriceps muscle, applied sufficient force to the quadriceps tendon to produce a constant extension moment of 31 Nm.
The quadriceps cylinder thereby applied sufficient force to the quadriceps tendon in a closed-loop control cycle to generate a constant knee extension moment of 31 Nm.
We relied on the experience of the operator (physical therapist) to apply sufficient about of force to produce end range at a motion-segment.
The next U.N. peacekeeping mission must have legal authority to use sufficient force to protect civilians.
We must exhibit vision, apply sufficient resources, and display endurance to realize our objectives for Afghanistan and Pakistan.
Grasp stability is the result of selecting appropriate grasp sites on an object, defining hand preshaping, transporting the hand to enable the digits to contact the object, and, once in contact with the object, avoiding slippage by applying sufficient surface-normal forces in relation to any destabilizing surface-tangential forces at the individual digit-object interfaces.
When the pedal stuck, it made no difference in how quickly the car could be brought to a stop: the brakes were powerful enough to override the problem if applied with sufficient force.
When maximum is reached the examiner applies sufficient resistance to overcome the force exerted by the participant.
The examiner applied sufficient resistance just to overcome the force exerted by the participant, and the applicator was then immediately moved away from the limb segment and the measured force was recorded.
Sufficient force was applied to induce movement to the end of the available range of segmental motion and was comparable in magnitude to that of a "grade IV" as defined by Maitland.
Von Frey hairs were applied perpendicularly to the plantar surface with sufficient force to cause slight buckling against the paw, and held for approximately 2 4 sec.
