What is the force of static friction acting on the box if box has a gravitational force of 112.1 N ? 70 N
80 N
75 N
85 N

Avehicle has an oil leak that is causing the entire oil pan to be wet, but inspection reveals no exact source after cleaning off the oil residue. technician a says to install a fluorescent dye in the crankcase and operate the engine, then re-inspect for leaks with a special light (black light). technician b says the oil leak may be coming from a source at the top of the engine, such as a valve cover gasket. who is correct?

What object a collides with object b and bounces back its final momentum is?

In a good thermo flask the main cause of heat loss is