Engineering Mechanics The center of gravity of a semi-circle lies at a distance of __________ from its base measured along the vertical radius. 3r/ 8 8r/3 4r/ 3π 3r/4π 3r/ 8 8r/3 4r/ 3π 3r/4π 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 40 N 120 N None of the listed here 20 N 40 N 120 N None of the listed here 20 N ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The horizontal range of a projectile (R) is given by R = u² sinα/g R = u² cosα/g R = u² cos2α/g R = u² sin2α/g R = u² sinα/g R = u² cosα/g R = u² cos2α/g R = u² sin2α/g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The acceleration of a particle moving with simple harmonic motion is __________ at the mean position. Zero None of these Minimum Maximum Zero None of these Minimum Maximum ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The range of projectile on a downward inclined plane is ________ the range on upward inclined plane for the same velocity of projection and angle of projection. Less than None of These More than Equal to Less than None of These More than Equal to ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum height of a projectile on a horizontal plane, is u² sin²α/g u² cos²α/2g u² cos²α/g u² sin²α/2g u² sin²α/g u² cos²α/2g u² cos²α/g u² sin²α/2g ANSWER DOWNLOAD EXAMIANS APP
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