Engineering Mechanics In ideal machines, mechanical advantage is __________ velocity ratio. Less than None of these Equal to Greater than Less than None of these Equal to Greater than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a rectangular section 3 cm wide and 4 cm deep about X-X axis is 12 cm4 20 cm4 16 cm4 9 cm4 12 cm4 20 cm4 16 cm4 9 cm4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a number of forces are acting at a point, their resultant is given by √[(∑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] (∑V)2 + (∑H)2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity a T-section 100 mm × 150 mm × 50 mm from its bottom is 125 mm 87.5 mm 75 mm 50 mm 125 mm 87.5 mm 75 mm 50 mm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The algebraic sum of moments of the forces forming couple about any point in their plane is Both of above are wrong Equal to the moment of the couple Both of above are correct Constant Both of above are wrong Equal to the moment of the couple Both of above are correct Constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If ‘P’ is the force acting on the body, ‘m’ is the mass of the body and ‘a’ is the acceleration of the body, then according to Newton's second law of motion, P/m.a = 0 P - m.a = 0 P × m.a = 0 P + m.a = 0 P/m.a = 0 P - m.a = 0 P × m.a = 0 P + m.a = 0 ANSWER DOWNLOAD EXAMIANS APP
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