Theory of Machine A pantograph is a mechanism with Higher pairs Rolling pairs Turning pairs Lower pairs Higher pairs Rolling pairs Turning pairs Lower pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give the primary balance of the reciprocating parts of a multi-cylinder inline engines None of these Both (A) and (B) The algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero The algebraic sum of the primary forces must be equal to zero None of these Both (A) and (B) The algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero The algebraic sum of the primary forces must be equal to zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, the compression of the spring is __________ the lift of the sleeve. None of these Greater than Equal to Less than None of these Greater than Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Efficiency of a screw jack is given by tan (α - φ)/tanα tanα/tan (α - φ) tanα/tan (α +φ) tan (α + φ)/tanα tan (α - φ)/tanα tanα/tan (α - φ) tanα/tan (α +φ) tan (α + φ)/tanα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by (where δ = Deflection of the spring) 1/2π. √(g/δ) 1/2π. √(δ/g) 2π. √(δ/g) 2π. √(g/δ) 1/2π. √(g/δ) 1/2π. √(δ/g) 2π. √(δ/g) 2π. √(g/δ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat collar bearing, considering uniform pressure, is (where r₁ and r₂ = External and internal radii of collar respectively) (1/2). μ W (r₁ + r₂) (2/3). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3). μ W (r₁ + r₂) (1/2). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W (r₁ + r₂) (2/3). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3). μ W (r₁ + r₂) (1/2). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] ANSWER DOWNLOAD EXAMIANS APP
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