The included angle between the sides of V-belt is
40°
45°
38°
60°
- The efficiency of a square threaded screw is maximum if the helix angle is equal to (Where φ =…
- According to Indian standards, a bolt thread of 6 mm size of coarse pitch and with allowance on the…
- Which process will increase the fatigue duration of parts?
- The deflection of a cantilever beam under load W is 8. If its width is halved, then the deflection under…
- The maximum normal stress theory is used for
- An Involute pinion and gear are in mesh. If both have the same size of addendum, then there will be…
- The power transmitted by the belt drive can be increased by
- If the centre distance of the mating gears having involute teeth is increased, then the pressure angle
- The maximum stress due to stress concentration in a bar having circular transverse hole, as compared…
- The gears are termed as medium velocity gears, if their peripheral velocity is
- The centre distance between two meshing involute gears is equal to
- Two closely coiled helical springs with stiffness k₁ and k₂ respectively are connected…
- A steel containing 0.8% carbon is known as
- Split nut is a locking device in which
- The maximum bending stress in a curved beam having symmetrical section always occur at the
- According to I.B.R., the factor of safety of riveted joint should not be less than
- A metal pipe of 1 m diameter contains a fluid having a pressure of 1 N/mm². If the permissible…
- Which of the following screw thread is used for power transmission in one direction only?
- The number of slots in a 25 mm castle nut is
- The shock resistance of steel is increased by adding
- Oil in journal bearing should be applied at the point where load is
- The taper on key is given on
- The radial distance of a tooth from the pitch circle to the top of the tooth is called
- Plastic flow in ductile materials
- Cold working
- For maximum power, the velocity of the belt will be
- Spring stiffness is
- The process extensively used for making bolts and nuts is
- The material generally used for aircraft components is
- The property of a bearing material which has the ability to accomodate shaft deflections and bearing…