Applied Mechanics And Graphic Statics MCQ Questions & Answers

Applied Mechanics And Graphic Statics MCQ Questions & Answers | Civil Engineering

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A car goes round a curve of radius 100 m at 25 m/sec. The angle to the horizontal at which the road must be banked to prevent sideways friction on the car wheels is tan^-1x, where x is (Assume g = 10 m/sec²)

A) $$\frac{3}{8}$$ B) $$\frac{1}{2}$$ C) $$\frac{9}{5}$$ D) $$\frac{5}{8}$$

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Answer & Solution

Answer: Option D

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A stone was thrown vertically upwards from the ground with a velocity of 50 m/sec. After 5 seconds another stone was thrown vertically upwards from the same place. If both the stones strike the ground at the same time, then the velocity with which the second stone was thrown should be (Assume g = 10 m/sec²)

A) 15 m/sec B) 25 m/sec C) 40 m/sec D) 50 m/sec

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Answer: Option B

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A block in the shape of a parallelepiped of sides 1m × 2m × 3m lies on the surface. Which of the faces gives maximum stable block?

A) 1 m × 2 m B) 2 m × 3 m C) 1 m × 3 m D) Equally stable on all faces

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Answer: Option B

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‘u₁’ and ‘u₂’ are the velocities of approach of two moving bodies in the same direction and their corresponding velocities of separation are ‘v₁’ and ‘v₂’. As per Newton's law of collision of elastic bodies, the coefficient of restitution (e) is given by

A) $${\text{e}} = \frac{{{{\text{v}}_1} - {{\text{v}}_2}}}{{{{\text{u}}_2} - {{\text{u}}_1}}}$$ B) $${\text{e}} = \frac{{{{\text{u}}_2} - {{\text{u}}_1}}}{{{{\text{v}}_1} - {{\text{v}}_2}}}$$ C) $${\text{e}} = \frac{{{{\text{v}}_2} - {{\text{v}}_1}}}{{{{\text{u}}_1} - {{\text{u}}_2}}}$$ D) $${\text{e}} = \frac{{{{\text{v}}_1} - {{\text{v}}_2}}}{{{{\text{u}}_2} + {{\text{u}}_1}}}$$

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Answer: Option C

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A retarding force on a body does not

A) Change the motion of the body B) Retard the motion of the body C) Introduce the motion of the body D) None of these

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Answer: Option B

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Power can be expressed as

A) $$\frac{{{\text{Work}}}}{{{\text{Energy}}}}$$ B) $$\frac{{{\text{Work}}}}{{{\text{Time}}}}$$ C) $${\text{Work}} \times {\text{Time}}$$ D) $$\frac{{{\text{Work}}}}{{{\text{Distance}}}}$$

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Answer & Solution

Answer: Option B

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The ratio of the reactions RA and RB of a simply supported beam shown in below figure is
Applied Mechanics and Graphic Statics mcq question image

A) 0.50 B) 0.40 C) 0.67 D) 1.00

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Answer: Option D

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The reaction at the support B of the beam shown in below figure is
Applied Mechanics and Graphic Statics mcq question image

A) 1.6 t B) 9.6 t C) 8.5 t D) 0.5 t

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Answer: Option C

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The reaction at the support D of the continuous beam ABCD, hinged at two points shown in below figure is
Applied Mechanics and Graphic Statics mcq question image

A) 1.6 t ↑ B) 1.6 t ↓ C) 0.5 t ↑ D) 0.5 t ↓

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Answer & Solution

Answer: Option B

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The reaction at the central support B of the beam ABC hinged at D shown in below figure is
Applied Mechanics and Graphic Statics mcq question image

A) 2 t B) 5.8 t C) 0.2 t D) 3.5 t

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Answer: Option B

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