### Related Questions

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4

# The radial distance of a tooth from the pitch circle to the top of the tooth is called

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4

# A column of length l is fixed at both ends. The equivalent length of the column is

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4

# In designing a flange coupling, the pitch circle diameter of bolts is taken as (where d = Diameter of the shaft)

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# In the levers of third type, the mechanical advantage is __________ one.

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4

# The ratio of circumferential stress to longitudinal stress in a thin cylinder subjected to an internal pressure is

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4

# Pick up wrong statement. Fatigue strength can be increased by

C. Grinding and lapping surface

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# The process extensively used for making bolts and nuts is

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4

# Eulers formula for a mild steel column is not valid if the slenderness ratio is

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4

# The size of a gear is usually specified by

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# The endurance or fatigue limit is defined as the maximum value of the stress which a polished standard specimen can withstand without failure, for infinite number of cycles, when subjected to

C. Static as well as dynamic load

D. Completely reversed load

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4

# In leaf springs, the longest leaf is known as

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# If d is the normal diameter of a bolt in mm, then the initial tension in kg in a bolt used for making a fluid tight joint as for steam engine cover joint is calculated by the relation

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4

# The resilience of a bolt may be increased by

A. Increasing its shank diameter

C. Decreasing its shank diameter

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# Two helical springs of the same material and of equal circular crosssection, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. The inner spring will carry a load equal to

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# A steel containing __________ 0.8% carbon is known as hypoeutectoid steel.

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# In a transverse fillet welded joint, the size of weld is __________ the throat of weld.

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# The ratio of driving tensions in V-belt drives is __________ flat belt drives.

D. cosecα times more than

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# The design of shafts made of brittle materials is based on

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4

# Tapered roller bearings can take

B. Both radial and axial loads and the ratio of these being greater than unity

D. Both radial and axial loads and the ratio of these being less than unity

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4

# The function of cutting oil when threading a pipe is to

A. Provide cooling action

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4

# Crushing resistance required to crush the rivet per pitch length is

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# The number of slots in a 25 mm castle nut is

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# Which of the following material has the maximum ductility?

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# The tension on the slack side of the belt is __________ the tension on the tight side of the belt.

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# When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring)

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4

# Belt slip may occur due to

C. Driving pulley too small

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# The allowable static stress for steel gears is approximately __________ of the ultimate tensile stress.

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4

# Resistance to fatigue of a material is measured by

B. Coefficient of elasticity

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# A coupling used to connect two perfectly aligned shafts, is

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# The value of Lewis form factor used in design of gears is

A. Dependent on number of teeth of a gear

B. Dependent on system of teeth

C. Independent of size of teeth