1420 d

1680 d

2080 d

2840 d

**Two shafts of the same length and material are joined in series. If the ratio of their diameters is…****A leaf spring in automobiles is used****The design of pin of a rocker arm of an I.C. engine is based on****The lower deviation is the algebraic difference between the****A special case of ductility which permits materials to be rolled or hammered into thin sheets, is called****If T₁ and T₂ are the tensions on the tight and slack sides of the belt respectively, and…****A circular shaft can transmit a torque of 5 kN-m. If the torque is reduced to 4 kN-m, then the maximum…****A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are…****The material commonly used for crane hooks is****Two shafts A and B are made of the same material. The diameter of shaft A is twice as that of shaft…****Crowning on pulley helps****A localised compressive stress at the area of contact between two members is known as****The endurance limit of a material with finished surface in comparison to rough surface is****The initial tension (in newtons) in a bolt used for making a fluid tight joint like steam engine cover…****Basic hole is one****When compared to the rod of the same diameter and material, a wire rope****An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load W.…****If two springs are in parallel then their overall stiffness will be****Soderberg relation is based on __________ of the material whereas all other failure relation for dynamic…****When the belt is transmitting maximum power,****In static loading, stress concentration is more serious in****The maximum shear stress theory is used for****In the levers of first type, the mechanical advantage is __________ one.****The square threads are usually found on****The design of the pressure vessel is based on****Two closely coiled helical springs with stiffness k₁ and k₂ respectively are connected…****The maximum normal stress theory is used for****The form factor of a helical gear __________ with the increase in the helix angle.****The relation between the pitch of the chain (p) and pitch circle diameter of the sprocket (D) is given…****The valve rod in a steam engine is connected to an eccentric rod by**