Engineering Mechanics The range of projectile will be maximum for a given velocity of projectile, when the angle of projection (α) is 45° + β/2 30° + β/2 60° + β/2 β/2 45° + β/2 30° + β/2 60° + β/2 β/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The term 'Centroid' is The same as centre of gravity The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis None of the listed here The point of suspension The same as centre of gravity The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis None of the listed here The point of suspension ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The slope on the road surface generally provided on the curves is known as Angle of repose Angle of banking Angle of friction None of these Angle of repose Angle of banking Angle of friction None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion of the homogeneous rod of length ‘L’ suspended at the top will be L/3 L/2 2L/3 3L/4 L/3 L/2 2L/3 3L/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A lead ball with a certain velocity is made to strike a wall, it falls down, but rubber ball of same mass and with same velocity strikes the same wall, it rebounds. Select the correct reason from the following: Both the balls undergo an equal change in momentum The change in momentum suffered by rubber ball is less than the lead ball The change in momentum suffered by rubber ball is more than the lead ball None of these Both the balls undergo an equal change in momentum The change in momentum suffered by rubber ball is less than the lead ball The change in momentum suffered by rubber ball is more than the lead ball None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The periodic time (T) is given by (where, ω = Angular velocity of particle in rad/s.) 2π/ω ω/2π 2π × ω π/ω 2π/ω ω/2π 2π × ω π/ω ANSWER DOWNLOAD EXAMIANS APP
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