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Design Questions Set 1:

Quiz Mode

Which of the following symbols represents a grinding finish for a welded joint?

None of the above

Solution:

The time-based sequencing of design operations is referred to as:

Design Formology

Design Methodology

Design Optimization

Design Morphology

Solution:

If the efficiency of a circumferential joint is 60%, find the pitch of the joint. The diameter of the rivet is 20 mm.

50 mm

60 mm

55 mm

65 mm

Solution:

What is Scuffing?

Lubrication failure

Surface fatigue failure

Wear due to chemical action by lubricants

Surface injury on mating teeth surfaces

Solution:

Which type of bearing does not have a standard misalignment tolerance?

Taper Roller Bearing

Thrust Roller Bearing

Cylindrical thrust bearing

None of the above

Solution:

A thin cylindrical pressure vessel of 500 mm diameter is subjected to an internal pressure of 2 N/mm². If the thickness of the vessel is 20 mm, find the longitudinal stress.

13.5 MPa

12.5 MPa

14 MPa

12 MPa

Solution:

Which of the following statements about hydrodynamic lubrication is incorrect?

It cannot be used with thrust bearings

It is used with sliding bearings

It does not require a pressurized supply of lubricant

The surfaces do not contact each other during rotation

Solution:

What is the effect of a large diametral quotient (q = d/m, where d is the pitch circle diameter of the worm gear and m is the module) on the worm and worm wheel?

Strength and rigidity of worm shaft is high

Efficiency of worm shaft increases

Worm shaft becomes weaker

All of the above

Solution:

A hydraulic press exerts a total load of 3.5 MN. This load is carried by two steel rods, supporting the upper head of the press. If the safe stress is 85 MPa and the Young's modulus (E) is 210 kN/mm², find the extension in each rod in a length of 2.5 m.

1.012 mm

1.120 mm

1.000 mm

0.524 mm

Solution:

Which of the following statements about welded joints is true?

Welded joints are formed by heating to a particular temperature without the application of pressure.

Welded joints are formed by heating to a particular temperature with or without the application of pressure.

The cost of welded joints is more than riveted joints.

None of the above.

Design Questions Set 1:

Which of the following symbols represents a grinding finish for a welded joint?

Solution:

The time-based sequencing of design operations is referred to as:

Solution:

If the efficiency of a circumferential joint is 60%, find the pitch of the joint. The diameter of the rivet is 20 mm.

Solution:

What is Scuffing?

Solution:

Which type of bearing does not have a standard misalignment tolerance?

Solution:

A thin cylindrical pressure vessel of 500 mm diameter is subjected to an internal pressure of 2 N/mm². If the thickness of the vessel is 20 mm, find the longitudinal stress.

Solution:

Which of the following statements about hydrodynamic lubrication is incorrect?

Solution:

What is the effect of a large diametral quotient (q = d/m, where d is the pitch circle diameter of the worm gear and m is the module) on the worm and worm wheel?

Solution:

A hydraulic press exerts a total load of 3.5 MN. This load is carried by two steel rods, supporting the upper head of the press. If the safe stress is 85 MPa and the Young's modulus (E) is 210 kN/mm², find the extension in each rod in a length of 2.5 m.

Solution:

Which of the following statements about welded joints is true?

Solution:

Related Question Sets:

Related Topics:

Design Questions Set 1:

Which of the following symbols represents a grinding finish for a welded joint?

Solution:

The time-based sequencing of design operations is referred to as:

Solution:

If the efficiency of a circumferential joint is 60%, find the pitch of the joint. The diameter of the rivet is 20 mm.

Solution:

What is Scuffing?

Solution:

Which type of bearing does not have a standard misalignment tolerance?

Solution:

A thin cylindrical pressure vessel of 500 mm diameter is subjected to an internal pressure of 2 N/mm2. If the thickness of the vessel is 20 mm, find the longitudinal stress.

Solution:

Which of the following statements about hydrodynamic lubrication is incorrect?

Solution:

What is the effect of a large diametral quotient (q = d/m, where d is the pitch circle diameter of the worm gear and m is the module) on the worm and worm wheel?

Solution:

A hydraulic press exerts a total load of 3.5 MN. This load is carried by two steel rods, supporting the upper head of the press. If the safe stress is 85 MPa and the Young's modulus (E) is 210 kN/mm², find the extension in each rod in a length of 2.5 m.

Solution:

Which of the following statements about welded joints is true?

Solution:

Related Question Sets:

Related Topics:

A thin cylindrical pressure vessel of 500 mm diameter is subjected to an internal pressure of 2 N/mm². If the thickness of the vessel is 20 mm, find the longitudinal stress.