"applicable and useful" is correct and usable in written English.
You can use it when referring to something that is applicable or relevant to a certain situation and provides useful information or assistance. For example: "This information is both applicable and useful for designing effective lesson plans."
"We think that over time the U.N. does have peacekeeping norms and standards that would be applicable and useful in Mali".
"But at this point, it's hard to imagine that a great deal of applicable and useful information could have been culled from the site," said an Air Force official, who asked for anonymity because he was not authorized to speak publicly about military intelligence.
Our demonstration with the case study proved our approach applicable and useful.
Consequently, ultrasound was evaluated as applicable and useful for the recognition of incarcerated obturator hernia.
Even for non-computing majors, computational thinking is applicable and useful in their daily lives.
There are some oversights in the original algorithm that Hinge worked through to make it applicable and useful for a modern love story.
Yet industry might only welcome that which it may practically value as applicable, relevant, and useful and may only entertain the suitable elements of the mathematics.
Such a classification system should be applicable internationally and useful for clinicians and public health authorities.
All in all, the CFIR proved to be easily applicable and highly useful for its intended application as a guide that could be used to develop assessment questions and as a framework to reveal influential factors on the guideline implementation process.
From the experimental results, the proposed method was clarified to be sufficiently applicable and practically useful for the vibration measurement and stress evaluation in small-bore piping systems.
Use of computer and Internet with its advantages in handling vast amount of data makes the system widely applicable and a useful design aid for architects.
