The pitch circle diameter is equal to the product of module and number of teeth

The addendum is less than dedendum

The pitch circle is always greater than the base circle

All of the above

**In order to have a connecting rod equally strong in buckling about X-axis and Y-axis, the moment of…****Wire ropes as compared to cotton ropes****In designing a key, it is assumed that the distribution of forces along the length of key****In the levers of first type, the mechanical advantage is __________ one.****The most important dimension in the design of a nut is****If a material fails below its yield point, failure would be due to****In order to obtain bolt of uniform strength****When bevel gears connect two shafts whose axes intersect at an angle greater than a right angle and…****A circular shaft can transmit a torque of 5 kN-m. If the torque is reduced to 4 kN-m, then the maximum…****In the calculation of induced shear stress in helical springs, the Wahl's stress factor is used to take…****The shear stress at a point in a shaft subjected to a torque is****Two closely coiled helical springs with stiffness k₁ and k₂ respectively are connected…****The constant factor in case of R10 series of preferred numbers is****The backlash for spur gears depends upon****Applications in which stresses are encountered in one direction only uses following type of threads****Maximum principal stress theory is applicable for****In thrust bearings, the load acts****The coefficient of friction between the belt and pulley depends upon the****The shock absorbing capacity of a bolt can be increased by****The size of a gear is usually specified by****The face of the tooth is the****If an application calls for stresses on screw threads in one direction only, then the following type…****The strength of a riveted joint is equal to****Oldham coupling is used to connect two shafts****An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. The shock…****When the belt speed increases****When a hole of diameter d is punched in a metal of thickness 't', then the force required to punch a…****The permissible stress in the fillet weld is 100 N/mm². The fillet weld has equal leg lengths of…****The fatigue stress concentration factor is defined as****Which of the following statement is correct for gears?**