Theory of Machine Which one of the following can completely balance several masses revolving in different planes on a shaft? A single mass in different planes Two equal masses in any two planes A single mass in one of the planes of the revolving masses Two masses in any two planes A single mass in different planes Two equal masses in any two planes A single mass in one of the planes of the revolving masses Two masses in any two planes ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves upwards, the governor speed Decreases First increases and then decreases Increases Remain unaffected Decreases First increases and then decreases Increases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The lower pair is a Point contact pair Sliding pair Open pair Closed pair Point contact pair Sliding pair Open pair Closed pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The danger of breakage and vibration is maximum Near the critical speed None of these Above the critical speed Below the critical speed Near the critical speed None of these Above the critical speed Below the critical speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Two pulleys of radii r₁ and r₂ and at distance x apart are connected by means of a cross belt drive. The length of the belt is π (r₁ + r₂) + [(r₁ - r₂)²/x] + 2x π (r₁ - r₂) + [(r₁ - r₂)²/x] + 2x π (r₁ + r₂) + [(r₁ + r₂)²/x] + 2x π (r₁ - r₂) + [(r₁ + r₂)²/x] + 2x π (r₁ + r₂) + [(r₁ - r₂)²/x] + 2x π (r₁ - r₂) + [(r₁ - r₂)²/x] + 2x π (r₁ + r₂) + [(r₁ + r₂)²/x] + 2x π (r₁ - r₂) + [(r₁ + r₂)²/x] + 2x ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a body is subjected to transverse vibrations, the stress induced in a body will be Compressive stress Tensile stress Shear stress Bending stress Compressive stress Tensile stress Shear stress Bending stress ANSWER DOWNLOAD EXAMIANS APP