"physical tasks" is correct and usable in written English.
You can use it to refer to activities that involve physical exertion. For example, "The students were asked to complete various physical tasks as part of their PE lesson."
I am in good shape physically, which allows me to do all physical tasks that are part of this job with ease.
I am extremely fit physically and have no problem in standing for long hours or performing physical tasks associated with this job.
Feeding New Yorkers is a series of strenuous and physical tasks.
Others have reportedly been forced to carry out demanding physical tasks.
You would want the workers in your factory to perform physical tasks as efficiently as possible.
Some women — and men — find "repetitious, socially invisible, physical tasks" mind-numbing and stultifying; some don't.
On meagre rations the soldiers not only have to train but are given physical tasks such as helping farmers on their rice paddy fields.
ESPN's "Dream Job" lacks the essentials of the reality genre: contrived love, grotesque physical tasks, naked Machiavellians, exotic locales, obnoxious fiancés and Donald Trump's cantilevered coif.
But she describes Camp Jackson as a kind of Girl Scouts for grown-ups, a place where self-esteem therapy prevails over hard, physical tasks.
The study found that back pain sufferers recorded greater improvements in everyday physical tasks such as walking, bending down and getting dressed if they did weekly yoga sessions.
It was curious to us that Jacob seemed to handle mental stress well but became flustered by physical tasks that required hand-eye coordination.
