Engineering Mechanics The centre of gravity a T-section 100 mm × 150 mm × 50 mm from its bottom is 75 mm 125 mm 87.5 mm 50 mm 75 mm 125 mm 87.5 mm 50 mm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of a uniform lamina lies at The midpoint of its axis The centre of heavy portion All of these The bottom surface The midpoint of its axis The centre of heavy portion All of these The bottom surface ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The linear acceleration (a) of a body rotating along a circular path of radius (r) with an angular acceleration of α rad/s2, is a = r / α a = α.r a = α/ r None of these a = r / α a = α.r a = α/ r None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Two forces are acting at an angle of 120°. The bigger force is 40 N and the resultant is perpendicular to the smaller one. The smaller force is 120 N 20 N 40 N None of the listed here 120 N 20 N 40 N None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The angle between two forces when the resultant is maximum and minimum respectively are 90° and 180° 0° and 180° 90° and 0° 180° and 0° 90° and 180° 0° and 180° 90° and 0° 180° and 0° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to completely specify angular displacement by a vector, it must fix Direction of the axis of rotation Magnitude of angular displacement All of these Sense of angular displacement Direction of the axis of rotation Magnitude of angular displacement All of these Sense of angular displacement ANSWER DOWNLOAD EXAMIANS APP