Engineering Mechanics The velocity ratio for the first system of pulleys is (where n is the number of pulleys.) 2n - 1 n 2n n² 2n - 1 n 2n n² ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The linear velocity of a body rotating at ω rad/s along a circular path of radius r is given by ω².r ω/r ω²/r ω.r ω².r ω/r ω²/r ω.r 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 bd³/36 db³/36 db³/12 bd³/12 bd³/36 db³/36 db³/12 bd³/12 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/2 h/6 h/3 h/4 h/2 h/6 h/3 h/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a body is acted upon by a number of coplanar non-concurrent forces, it may All of these Move in any one direction rotating about itself Be completely at rest Rotate about itself without moving All of these Move in any one direction rotating about itself Be completely at rest Rotate about itself without moving ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A machine having an efficiency greater than 50%, is known as Reversible machine Neither reversible nor non-reversible machine Ideal machine Non-reversible machine Reversible machine Neither reversible nor non-reversible machine Ideal machine Non-reversible machine ANSWER DOWNLOAD EXAMIANS APP