Which of the following is a correct expression for the acceleration of the box in scenario 1?

What pressure difference is required between the ends of a 2.0-m-long, 1.0-mm-diameter horizontal tube for 40 c water to flow through it at an average speed of 4.0 m/s?

Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same

See the attachment and solve question 5th