A body of mass 5 kg accelerates from 12 m/s to 20 m/s in 4 seconds due to the application of a force on it. Calculate the magnitude of this force (in N).
In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/Phrase. At one's wits end
Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it. Thing that can be felt or touched