Amechanic turns a wrench using a force of 27.00 n at a distance of 16.00 cm from the rotation axis. the force is perpendicular to the wrench handle. what magnitude torque does she apply to the wrench?

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above

You are your friend move a new refrigerator into his kitchen. you apply a horizontal force of 252 n in the negative x direction to try and move the 56 kg refrigerator. the coefficient of static friction is 0.61. (a) how much static frictional force does the floor exert on the refrigerator? give both magnitude (in n) and direction. magnitude n direction (b) what maximum force (in n) do you need to apply before the refrigerator starts to move?

According to piaget’s stages of cognitive development, the child does not differentiate between self and other objects. the child repeats rewarding activities, discovers new ways to get what he or she wants, and may have imaginary friends. which period is described?