Engineering Mechanics If the body falls freely under gravity, then the gravitational acceleration is taken as -8.9 m/s2 +8.9 m/s2 +9.8 m/s2 -9.8 m/s2 -8.9 m/s2 +8.9 m/s2 +9.8 m/s2 -9.8 m/s2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The forces which meet at one point, but their lines of action __________ on the same plane, are Known as non-coplanar concurrent forces. Either A or B Do not lie Lie None of these Either A or B Do not lie Lie None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity a T-section 100 mm × 150 mm × 50 mm from its bottom is 50 mm 87.5 mm 75 mm 125 mm 50 mm 87.5 mm 75 mm 125 mm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum efficiency of a screw jack is (1 - tanφ)/(1 + tanφ) (1 + tanφ)/(1 - tanφ) (1 + sinφ)/(1 - sinφ) (1 - sinφ)/(1 + sinφ) (1 - tanφ)/(1 + tanφ) (1 + tanφ)/(1 - tanφ) (1 + sinφ)/(1 - sinφ) (1 - sinφ)/(1 + sinφ) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin spherical shell of mass m and radius r, about its diameter is 3mr²/5 2mr²/5 2mr²/3 mr²/3 3mr²/5 2mr²/5 2mr²/3 mr²/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The term 'Centroid' is The same as centre of gravity None of the listed here The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis The point of suspension The same as centre of gravity None of the listed here The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis The point of suspension ANSWER DOWNLOAD EXAMIANS APP
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