Engineering :: Machine Design

@ : Home > Mechanical Engineering > Machine Design

101.

Snap head rivets are used in

A.	Structural work	B.	Ship building
C.	Aircraft body	D.	Any of the above
E.	None of the above

102.

Size of rivet is specified by

A.	Shape	B.	Diameter of head
C.	Shank diameter	D.	Weight
E.	Volume

103.

Two plates are joined by a parallel fillet welds. The plates are subjected to a tensile load of 35000 kg. If the allowable shear stress for the weld material be 800 kg the minimum length of 15 mm weld required to resist this load would be

A.	10 cm	B.	20.5 cm
C.	41 cm	D.	61.5 cm
E.	82 cm

104.

Neglecting bending, for a parallel load on a fillet weld of equal legs the plane of maximum shear occurs at

A.	15?	B.	22
C.	30?	D.	45?
E.	60?

105.

If the allowable shear stress is 960 kg/sq. cm for the size h cm, the allowable force per cm of weld length would be

A.	950 h	B.	670 h
C.	475 h	D.	400 h
E.	315 h

106.

A single ply leather belt running at a belt velocity of 300 ft/min is likely to transmit per inch of width

A.	1.5 HP	B.	3.0 HP
C.	4.0 HP	D.	5.0 HP
E.	6.0 HP

107.

For butt welding of two plates each of which is 25 mm thick, the best process would be

A.	Gas welding	B.	Submerged are welding
C.	TIG welding	D.	MIG welding
E.	Electron slag welding

108.

In case of automobile body work the type of welding generally used is

A.	Gas welding	B.	Arc welding
C.	Spot welding	D.	Seam welding
E.	Submerged are welding

109.

In case of aircraft body the type of welding generally used is

A.	Gas welding	B.	Arc welding
C.	Spot welding	D.	Seam welding
E.	None of the above

110.

Tack welding

A.	Is a process of TIG welding	B.	Is a type of weld
C.	Is used for non-ferrous materials	D.	Is a preparation for welding
E.	None of the above