Theory of Machine The frictional torque transmitted in a truncated conical pivot bearing, considering uniform wear, is (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)] (1/2). μ W cosec α (r₁ + r₂) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free transverse vibrations due to a point load acting over a simply supported shaft is equal to (where δ = Static deflection of a simply supported shaft due to the point load) 0.6253/√δ 0.5615/√δ 0.4985/√δ 0.571/√δ 0.6253/√δ 0.5615/√δ 0.4985/√δ 0.571/√δ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two parallel and coplanar shafts are connected by gears having teeth parallel to the axis of the shaft. This arrangement is known as Bevel gearing Helical gearing Spiral gearing Spur gearing Bevel gearing Helical gearing Spiral gearing Spur gearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is said to be stable if the controlling force line when produced intersects the Y-axis Above the origin At the origin Any one of these Below the origin Above the origin At the origin Any one of these Below the origin ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Relationship between the number of links (L) and number of pairs (P) is P = 2L - 2 P = 2L + 4 P = 2L + 2 P = 2L - 4 P = 2L - 2 P = 2L + 4 P = 2L + 2 P = 2L - 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The sense of Coriolis component 2 ωv is same as that of the relative velocity vector v rotated at 45° in the direction opposite to the rotation of the link containing the path 45° in the direction of rotation of the link containing the path 90° in the direction of rotation of the link containing the path 180° in the direction opposite to the rotation of the link containing the path 45° in the direction opposite to the rotation of the link containing the path 45° in the direction of rotation of the link containing the path 90° in the direction of rotation of the link containing the path 180° in the direction opposite to the rotation of the link containing the path ANSWER DOWNLOAD EXAMIANS APP