Engineering Mechanics The velocity of a body on reaching the ground from a height h, is 2g.√h √(gh) 2.√(gh) √(2gh) 2g.√h √(gh) 2.√(gh) √(2gh) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The force required to move the body up the plane will be minimum if it makes an angle with the inclined plane __________ the angle of friction. Less than None of these Greater than Equal to Less than None of these Greater than Equal to ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum efficiency of a screw jack is (1 + sinφ)/(1 - sinφ) (1 - tanφ)/(1 + tanφ) (1 + tanφ)/(1 - tanφ) (1 - sinφ)/(1 + sinφ) (1 + sinφ)/(1 - sinφ) (1 - tanφ)/(1 + tanφ) (1 + tanφ)/(1 - tanφ) (1 - sinφ)/(1 + sinφ) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of an isosceles triangle with base (p) and sides (q) from its base is (p² - q²)/4 [√(4p² - q²)]/6 (4p² - q²)/6 (p² + q²)/4 (p² - q²)/4 [√(4p² - q²)]/6 (4p² - q²)/6 (p² + q²)/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a rectangular section having width (b) and depth (d) about an axis passing through its C.G. and parallel to the width (b), is db³/12 bd³/36 bd³/12 db³/36 db³/12 bd³/36 bd³/12 db³/36 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A ladder is resting on a smooth ground and leaning against a rough vertical wall. The force of friction will act Downward at its upper end Away from the wall at its upper end Towards the wall at its upper end Upward at its upper end Downward at its upper end Away from the wall at its upper end Towards the wall at its upper end Upward at its upper end ANSWER DOWNLOAD EXAMIANS APP
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