In which situation is no work being done?
a. no force is applied
b. the force does not result in displacement
c. the force and displacement are perpendicular to each other
d. the force and displacement are in the same direction

Explain vector addition, triangle method and parallelogram method

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?

Drag each tile to the correct box. tiles bra i sequence