A worker begins pushing a 60-kg crate across the floor with a force of 86N, causing an acceleration of 0.20m/s2 what is the force of friction ?

In positive numbers less than 1, the zeros between the decimal point and a non-zero number are blank significant

**urgent** roberto plans to use two transformers to reduce a voltage of 120 v to 4 v. he uses a transformer that has 300 coils in the primary winding and 50 coils in the secondary winding. he has four other transformers, as listed in the table. which transformer should roberto use to have an ending voltage of 4 v? a- w b-xc- yd- z

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.