Engineering Mechanics A ladder is resting on a smooth ground and leaning against a rough vertical wall. The force of friction will act Upward at its upper end Downward at its upper end Towards the wall at its upper end Away from the wall at its upper end Upward at its upper end Downward at its upper end Towards the wall at its upper end Away from the wall at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In actual machines, mechanical advantage is _________ velocity ratio. Greater than None of these Equal to Less than Greater than None of these Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A differential pulley block has larger and smaller diameters of 100 mm and 80 mm respectively. Its velocity ratio is 10 40 5 20 10 40 5 20 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The motion of a particle round a fixed axis is Circular Translatory Translatory as well as rotary Rotary Circular Translatory Translatory as well as rotary Rotary ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum frictional force which comes into play when a body just begins to slide over another surface is called Rolling friction Kinematic friction Sliding friction Limiting friction Rolling friction Kinematic friction Sliding friction Limiting friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The time of flight (t) of a projectile on a horizontal plane is given by t = 2u/g.sinα t = 2u. cosα/g t = 2u. sinα/g t = 2u. tanα/g t = 2u/g.sinα t = 2u. cosα/g t = 2u. sinα/g t = 2u. tanα/g ANSWER DOWNLOAD EXAMIANS APP
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