Engineering Mechanics In a single threaded worm and worm wheel, the number of teeth on the worm is 50. The diameter of the effort wheel is 100 mm and that of load drum is 50 mm. The velocity ratio is 400 50 200 100 400 50 200 100 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The acceleration of a body sliding down an inclined surface is g tanθ g cosθ g sinθ None of these g tanθ g cosθ g sinθ None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio for the first system of pulleys is (where n is the number of pulleys.) 2n n 2n - 1 n² 2n n 2n - 1 n² ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum velocity of a particle moving with simple harmonic motion is ωr ω ω/r ω2r ωr ω ω/r ω2r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin spherical shell of mass m and radius r, about its diameter is 3mr²/5 mr²/3 2mr²/5 2mr²/3 3mr²/5 mr²/3 2mr²/5 2mr²/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a single purchase crab winch can be increased by Increasing the radius of the load drum Increasing the length of the handle Increasing the number of teeth of the pinion All of these Increasing the radius of the load drum Increasing the length of the handle Increasing the number of teeth of the pinion All of these ANSWER DOWNLOAD EXAMIANS APP