Engineering Mechanics Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its vertex and parallel to the base, is __________ than that passing through its C.G. and parallel to the base. Four times Six times Nine times Two times Four times Six times Nine times Two times ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Efficiency of a screw jack is given by (where α = Helix angle, and φ = Angle of friction.) tan(α - φ)/tanα None of these tanα/tan (α + φ) tan(α + φ)/tanα tan(α - φ)/tanα None of these tanα/tan (α + φ) tan(α + φ)/tanα ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Static friction is always __________ dynamic friction. Equal to None of these Greater than Less than Equal to None of these Greater than Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity a T-section 100 mm × 150 mm × 50 mm from its bottom is 87.5 mm 125 mm 50 mm 75 mm 87.5 mm 125 mm 50 mm 75 mm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The overturning of a vehicle on a level circular path can be avoided if the velocity of vehicle is __________ √(gra/h) Greater than Equal to Less than None of these Greater than Equal to Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A smooth cylinder lying on a __________ is in neutral equilibrium. Curved surface Horizontal surface None of these Convex surface Curved surface Horizontal surface None of these Convex surface ANSWER DOWNLOAD EXAMIANS APP
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