Manufacturing - 12

Which of the following cannot be determined using a torsion test?

• Modulus of elasticity in shear

• Torsion yield strength

• Modulus of rupture

• Young’s modulus

What is the use of weight head in a torsion testing equipment?

• Holding the job only

• Holding the job and applying twisting moment

• Holding the job and measuring the twisting moment

• It is not a part of torsion testing equipment

Which of the following is used to measure how much the specimen is twisted?

• Micrometer

• Clinometer

• Troptometer

• Tropometer

Torsional stress multiplied with original cross sectional are is:

• Maximum twisting load

• Minimum twisting load

• Minimum shear load

• Yield shear load

In which of the following the angle of twist increases fast for a small amount of torque?

• Cold working condition

• Hot working condition

• Warm working condition

• The increase is the same for cold working, hot working and warm working

Bending tests are conducted to ensure that the material has enough _________

• force

• hardness

• impact

• ductility

Specimens in the bending test are usually ________ inches long.

• 23

• 16

• 6

• 0.564

If the specimen being tested is heavy in weight, it should have a __________ cross-section.

• circular

• spherical

• rectangular

• triangular

_________ usually undergoes a reverse bend test.

• Round steel wire

• Glue

• Plated iron

• Wood

The maximum rate up to which bending is done per minute is ________ in reverse bend test.

• 35

• 5

• 50

• 26