85) Which is correct statement ? Stress concentration in static loading is

very serious in brittle materials and less serious in ductile materials

very serious in ductile materials and less serious in brittle materials

equally serious in both types of materials

seriousness would depend on other factors

Answer is:

very serious in brittle materials and less serious in ductile materials

Theory of Machines MCQ with Answers

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86) The notch angle of the Izod impact test specimen is

10°

20°

30°

45°

Answer is:

45°

87) In Vicker′s hardness testing, the pyramid indentor apex is

40°

122°

136°

152°

Answer is:

136°

88) Which is correct statement? Stress concentration in cyclic loading is

very serious in brittle materials and less serious in ductile materials

very serious in ductile materials and less serious in brittle materials

equally serious in both types of materials

seriousness would depend on other factors

Answer is:

equally serious in both types of materials

89) In testing a material for endurance strength, it is subjected to

static load

dynamic load

impact load

completely reversed load.

Answer is:

completely reversed load.

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85) Which is correct statement ? Stress concentration in static loading is

very serious in brittle materials and less serious in ductile materials

Theory of Machines MCQ with Answers

Related Theory of Machines MCQ with Answers

86) The notch angle of the Izod impact test specimen is

45°

87) In Vicker′s hardness testing, the pyramid indentor apex is

136°

88) Which is correct statement? Stress concentration in cyclic loading is

equally serious in both types of materials

89) In testing a material for endurance strength, it is subjected to

completely reversed load.

Theory of Machines MCQ with Answers