Which of the following statements is true regarding the use of refrigerants

hmu if ur willing to do a algebra a online class i’ll pay 600 hmu on the gram profitpreme

only #2 represents an object at rest on a table.

in #1, there is no normal force due to the table; the object is accelerating downward.

in #3, the vertical forces are not balanced; the object is accelerating downward.

in #4, neither the vertical nor the horizontal forces are balanced. the object is accelerating upwards and to the right.