MCQ questions on mechanical engineering with objective type answers although not in pdf but can be viewed freely just like objective type questions book. Online mcq test for mechanical engineering All multiple choice questions in mechanical engineering with answers divided chapter and topic wise.
The blocktype hand brake shown in the figure has a face width of 1 3/4 in. The frictional material permits a. maximum pressure of 80 psi. The coefficient of friction is If the speed is 100 rpm and the brake is applied for 5 sec at full capacity to bring the shaft to a stop, how much heat is generated?