Machine Design

5 Questions | Total Attempts: 103

Settings

5 questions to test your knowledge on machine design

Related Topics
• 1.
For shafting, alloy steel is for high strength requirements, what material to be used for commercial purposes.
• A.

Stainless steel

• B.

Mild steel

• C.

Carbon steel

• D.

Nickel steel

• 2.
A hollow shaft must carry a torque of 3,400,000 N-mm at a shearing stress of 55 Mpa. The inside diameter is to be 0.65Do. Find the outside diameter?
• A.

82 mm

• B.

75 mm

• C.

76 mm

• D.

73 mm

• 3.
The torsional deflection of SAE 1040 steel shaft is 0.8 deg. in a length of 500 mm. The shear stress is 69 Mpa. Compute the diameter of the shaft if the steel modulus of elasticity is 79,300 Mpa.
• A.

51

• B.

75

• C.

62

• D.

50

• 4.
A vertical load of 400N acts at the end of a horizontal rectangular cantilever beam 2-m long and 25-m. If the allowable bending stress is 130,000 kPa, find the depth of the beam?
• A.

34.83 mm

• B.

40.4 mm

• C.

38.43 mm

• D.

39.44 mm

• 5.
What kind of stress experienced by a pressurized vessel.
• A.

Shear stress

• B.

Tensile stress

• C.

Bending stress

• D.

Compressive stress