Applied Mechanics and Graphic Statics In case of S.H.M. the period of oscillation (T), is given by T = 2/ω T = 2ω/π² T = π/2ω T = 2π/ω T = 2/ω T = 2ω/π² T = π/2ω T = 2π/ω ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone of mass 1 kg is tied to a string of length 1 m and whirled in a horizontal circle at a constant angular speed 5 rad/sec. The tension in the string is, 15 N 25 N 5 N 10 N 15 N 25 N 5 N 10 N ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to (where r is the distance of’the particle from centre of the earth) 1/r r2 r log r 1/r r2 r log r ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The torque produced by a force depends on (i) The magnitude of the force (ii) The direction of the force (iii) The point of application of the force relative to origin All (i), (ii) and (iii) Only (i) Both (i) and (iii) Both (i) and (ii) All (i), (ii) and (iii) Only (i) Both (i) and (iii) Both (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 meters. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is 5.88 m/sec 12.88 m/sec 10.88 m/sec 8.88 m/sec 5.88 m/sec 12.88 m/sec 10.88 m/sec 8.88 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The point about which combined motion of rotation and translation of a rigid body takes place, is known as Instantaneous centre Instantaneous axis Point of rotation Virtual centre Instantaneous centre Instantaneous axis Point of rotation Virtual centre ANSWER DOWNLOAD EXAMIANS APP