A car is moving on a circular path of radius 100 m. Its speed v is changing with time as v = 2t2, where v is in ms–1 and t in second. The acceleration of car at t = 5s is approximately:.

“when two plates carrying continents collide, the continental crust buckles and rocks pile up, creating towering mountain ranges. when an ocean plate collides with another ocean plate or with a plate carrying continents, one plate will bend and slide under the other. this process is called subduction. “ i found this on google i hope it

Ithink the answer for this is: an electromagnet is a magnet  with a soft metal core.