0.75 t for narrow strap on the inside and 0.625 t for wide strap on the outside
0.75 t for wide strap on the inside and 0.625 t for narrow strap on the outside
0.75 t for both the straps on the inside and outside
0.625 t for both the straps on the inside and outside
B. 0.75 t for wide strap on the inside and 0.625 t for narrow strap on the outside
Constant period
Fixed period
Dwell period
Idle period
Remains constant at all speeds
Is minimum at zero speed and increases monotonically with increase in speed
Is maximum at zero speed and decreases monotonically with increase in speed
Becomes minimum at an optimum speed and then increases with further increase in speed
45°
60°
75°
90°
Ratio of coil diameter to wire diameter
Load required to produce unit deflection
Its capability of storing energy
Its ability to absorb shocks
Hexagonal nut
Slotted nut
Castle nut
Any one of the above
Variation in properties of material from point to point in a member
Pitting at points or areas at which loads on a member are applied
Abrupt change of section
All of the above
√2P/s.l
P/2.s.l
P/√2.s.l
2P/s.l
Metric
Buttress
Acme
Square
Higher
Lower
Same
None of these
Mild steel
High speed steel
Stainless steel
Aluminium
Surface of the top of the tooth
Surface of the tooth above the pitch surface
Width of the tooth measured along the pitch circle
Surface of the tooth below the pitch surface
Bolts
Keys
Cotters
Rivets
√(T/m)
√(T/2m)
√(T/3m)
None of these
Direction of twist of wires in strands is opposite to the direction of twist of strands
Direction of twist of wires and strands are same
Wires in two adjacent strands are twisted in opposite direction
Wires are not twisted
ISO metric thread
Acme thread
Square thread
Buttress thread
1 kN-m
2 kN-m
3 kN-m
4 kN-m
Along the axis of rotation
Parallel to the axis of rotation
Perpendicular to the axis of rotation
In any direction
Rectangular
Elliptical
I-section
Any one of these
Tearing strength of plate (Pt)
Shearing strength of rivet (Ps)
Crushing strength of rivet (Pc)
Least value of Pt Ps and Pc
Brittle materials
Ductile materials
Elastic materials
Plastic materials
Above
Below
At
None of these
1100 to 1300°C
1300 to 1500°C
500 to 600°C
700 to 900°C
Angular bevel gears
Mitre gears
Crown Bevel gears
Internal bevel gears
Socket joint
Nipple joint
Union joint
Spigot and socket joint
8
4
2
6
Tip of the pinion and flank of gear
Tip of the gear and flank of pinion
Flanks of both gear and pinion
Tip of both gear and pinion
Repeated stress
Yield stress
Fluctuating stress
Alternating stress
Helical compression spring
Spiral spring
Torsion spring
Belleville spring
Lighter and easier to handle
Greater shock absorption
Smoother inside walls
All of the above
Helical spring
Conical spring
Flat spiral spring
Volute spring