Engineering Mechanics The periodic time (T) is given by (where, ω = Angular velocity of particle in rad/s.) 2π/ω ω/2π 2π × ω π/ω 2π/ω ω/2π 2π × ω π/ω ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the number of pulleys in a system is equal to its velocity ratio, then it is a __________ system of pulleys. Second Third First None of these Second Third First None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of work in S.I. units is Newton erg joule kg-m Newton erg joule kg-m 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 kG2/h h/kG h2/kG h × kG kG2/h h/kG 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 tanα/tan (α + φ) tan(α - φ)/tanα None of these tan(α + φ)/tanα tanα/tan (α + φ) tan(α - φ)/tanα None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum acceleration of a particle moving with simple harmonic motion is ω ω²r ωr ω/r ω ω²r ωr ω/r ANSWER DOWNLOAD EXAMIANS APP