Strength Of Materials MCQ Questions & Answers

91

The steel bars in a reinforced cement concrete beam are embedded __________ of the beam.

A) In the center B) Near the bottom C) Near the top D) At any position

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Answer & Solution

Answer: Option B

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92

The rivets are used for _________ fastenings.

A) Permanent B) Temporary C) Semi-permanent D) None of these

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Answer & Solution

Answer: Option A

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93

The tensile test is carried on __________ materials.

A) Ductile B) Brittle C) Malleable D) Plastic

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Answer: Option A

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94

The compression test is carried on __________ materials.

A) Ductile B) Brittle C) Malleable D) Plastic

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Answer: Option B

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95

A welded joint as compared to a riveted joint has __________ strength.

A) Same B) Less C) More D) None of these

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Answer & Solution

Answer: Option C

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96

If the slenderness ratio for a column is 100, then it is said to be a _________ column.

A) Long B) Medium C) Short D) None of these

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Answer: Option A

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97

Whenever a material is loaded within elastic limit, stress is __________ strain.

A) Equal to B) Directly proportional to C) Inversely proportional to D) None of these

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Answer & Solution

Answer: Option B

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98

The neutral axis of a beam is subjected to __________ stress.

A) Zero B) Maximum tensile C) Minimum tensile D) Maximum compressive

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Answer & Solution

Answer: Option A

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99

The product of Young's modulus (E) and moment of inertia (I) is known as

A) Modulus of rigidity B) Bulk modulus C) Flexural rigidity D) Torsional rigidity

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Answer & Solution

Answer: Option C

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100

When a body is subjected to direct tensile stresses ($${\sigma _{\text{x}}}$$ and $${\sigma _{\text{y}}}$$) in two mutually perpendicular directions, accompanied by a simple shear stress $${\tau _{{\text{xy}}}}{\text{,}}$$ then in Mohr's circle method, the circle radius is taken as

A) $$\frac{{{\sigma _{\text{x}}} - {\sigma _{\text{y}}}}}{2} + \tau $$ B) $$\frac{{{\sigma _{\text{x}}} + {\sigma _{\text{y}}}}}{2} + \tau $$ C) $$\frac{1}{2}\sqrt {{{\left( {{\sigma _{\text{x}}} - {\sigma _{\text{y}}}} \right)}^2} + 4\tau _{{\text{xy}}}^2} $$ D) $$\frac{1}{2}\sqrt {{{\left( {{\sigma _{\text{x}}} + {\sigma _{\text{y}}}} \right)}^2} + 4\tau _{{\text{xy}}}^2} $$

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Answer: Option C

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Strength Of Materials MCQ Questions &amp; Answers | Mechanical Engineering

Strength Of Materials MCQ Questions & Answers | Mechanical Engineering