An infinite metal plate has a central through-thickness crack of length 80 / π mm. The maximum applied stress (in MPa) that the plate can sustain in mode I is:...

Mr. X speaks _________ Japanese _________ Chinese.

A sum of money is to be distributed among P, Q, R, and S in the proportion 5 : 2 : 4 : 3, respectively. If R gets ₹ 1000 more than S, what is the share of Q (...