Theory of Machine In considering friction of a V-thread, the virtual coefficient of friction (μ₁) is given by μ₁ = μ/sin β μ₁ = μ sin β μ₁ = μ/cos β μ₁ = μ cos β μ₁ = μ/sin β μ₁ = μ sin β μ₁ = μ/cos β μ₁ = μ cos β ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the particles of a body moves perpendicular to its axis, then the body is said to have Transverse vibration Torsional vibration Longitudinal vibration None of these Transverse vibration Torsional vibration Longitudinal vibration None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In which of the following type of gear train the first gear and the last gear are co-axial. Simple gear train None of the listed here Reverted gear train Compound gear train Simple gear train None of the listed here Reverted gear train Compound gear train ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which one of the following can completely balance several masses revolving in different planes on a shaft? Two equal masses in any two planes Two masses in any two planes A single mass in different planes A single mass in one of the planes of the revolving masses Two equal masses in any two planes Two masses in any two planes A single mass in different planes A single mass in one of the planes of the revolving masses ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a gear having involute teeth, the normal to the involute is a tangent to the Base circle Dedendum circle Addendum circle Pitch circle Base circle Dedendum circle Addendum circle Pitch circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a truncated conical pivot bearing, considering uniform wear, is (1/2). μ W cosec α (r₁ + r₂) (2/3).μ W cosec α (r₁ + r₂) (1/2). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W cosec α (r₁ + r₂) (2/3).μ W cosec α (r₁ + r₂) (1/2). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] ANSWER DOWNLOAD EXAMIANS APP