Theory of Machine In railway axle boxes, the bearing used is Double row self aligning ball bearing Double row spherical roller bearing Cylindrical roller bearing Deep groove ball bearing Double row self aligning ball bearing Double row spherical roller bearing Cylindrical roller bearing Deep groove ball bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum efficiency of spiral gears is (where θ = Shaft angle, and φ = Friction angle) cos (θ - φ) + 1/ cos (θ + φ) + 1 cos (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ sin (θ + φ) + 1 sin (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ cos (θ + φ) + 1 cos (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ sin (θ + φ) + 1 sin (θ + φ) + 1/ cos (θ - φ) + 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of a particle moving with simple harmonic motion, at any instant is given by (where ω = Displacement of the particle from mean position) ω² √(r² - x²) ω² √(x² - r²) ω √(x² - r²) ω √(r² - x²) ω² √(r² - x²) ω² √(x² - r²) ω √(x² - r²) ω √(r² - x²) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The minimum periodic time of a compound pendulum is 2π. √(kG/g) (1/2π). √(kG/g) 2π. √(2kG/g) (1/2π). √(2kG/g) 2π. √(kG/g) (1/2π). √(kG/g) 2π. √(2kG/g) (1/2π). √(2kG/g) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In S.H.M., the velocity vector w.r.t. displacement vector Are in phase Lags by 90° Leads by 90° Leads by 180° Are in phase Lags by 90° Leads by 90° Leads by 180° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The relation between number of pairs (p) forming a kinematic chain and the number of links (l) is l = 2p - 4 l = 2p - 3 l = 2p - 2 l = 2p - 5 l = 2p - 4 l = 2p - 3 l = 2p - 2 l = 2p - 5 ANSWER DOWNLOAD EXAMIANS APP