Engineering Mechanics If a number of forces are acting at a point, their resultant is given by √[(∑V)2 + (∑H)2] (∑V)2 +(∑H)2 +2(∑V)(∑H) √[(∑V)2 +(∑H)2 +2(∑V)(∑H)] (∑V)2 + (∑H)2 √[(∑V)2 + (∑H)2] (∑V)2 +(∑H)2 +2(∑V)(∑H) √[(∑V)2 +(∑H)2 +2(∑V)(∑H)] (∑V)2 + (∑H)2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A screw jack used for lifting the loads is An ideal machine A non-reversible machine None of these A reversible machine An ideal machine A non-reversible machine None of these A reversible machine 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. Do not lie Lie Either A or B None of these Do not lie Lie Either A or B None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity of a particle moving with simple harmonic motion is _________ at the mean position. Maximum None of these Zero Minimum Maximum None of these Zero Minimum ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of a right circular solid cone is at a distance of _________ from its base, measured along the vertical axis.(where h = Height of a right circular solid cone.) h/6 h/4 h/3 h/2 h/6 h/4 h/3 h/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a suspended body is struck at the center of percussion, then the pressure on die axis passing through the point of suspension will be Maximum Minimum Zero Infinity Maximum Minimum Zero Infinity ANSWER DOWNLOAD EXAMIANS APP