Engineering Mechanics The time of flight (t) of a projectile on a horizontal plane is given by t = 2u. tanα/g t = 2u. cosα/g t = 2u. sinα/g t = 2u/g.sinα t = 2u. tanα/g t = 2u. cosα/g t = 2u. sinα/g t = 2u/g.sinα ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion is below the centre of gravity of the body and is at a distance equal to h2/kG h × kG h/kG kG2/h h2/kG h × kG h/kG kG2/h ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A particle inside a hollow sphere of radius r, having coefficient of friction µ can rest up to height of r/2 r/3 r/A 0.134 r r/2 r/3 r/A 0.134 r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The periodic time of one oscillation for a simple pendulum is (where l = Length of the pendulum.) 2π. √(l/g) (1/2π). √(g/l) None of these (1/2π). √(l/g) 2π. √(l/g) (1/2π). √(g/l) None of these (1/2π). √(l/g) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a square of side a about its diagonal is a⁴/12 a³/12 a²/8 a⁴/16 a⁴/12 a³/12 a²/8 a⁴/16 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Mass moment of inertia of a uniform thin rod of mass M and length (l) about its mid-point and perpendicular to its length is (1/12) Ml² (3/4) Ml² (2/3) Ml² (1/3) Ml² (1/12) Ml² (3/4) Ml² (2/3) Ml² (1/3) Ml² ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS