General knowledge quiz

General Knowledge Quiz

Q. Which Asian country’s ancient name is Farmosa? Answer: Taiwan Q. Famous sculptures in India built During 950 AD – 1050 AD depicting art of love are Answer: Khajuraho temples Q. Statue of Liberty was gifted to USA by which country?  Answer: France Q. The long struggle war of about Hundred years was fought between […]

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Two masses A and B having mass ma and mb, respectively, lying in the plane of the figure shown, are rigidly attached to a shaft which revolves

Two masses A and B having mass ma and mb, respectively, lying in the plane of the figure shown, are rigidly attached to a shaft which revolves

Q. Two masses A and B having mass ma and mb, respectively, lying in the plane of the figure shown, are rigidly attached to a shaft which revolves about an axis through O perpendicular to the plane of the figure. The radii of rotation of the masses ma and mb are ra and rb, respectively.

Two masses A and B having mass ma and mb, respectively, lying in the plane of the figure shown, are rigidly attached to a shaft which revolves Read More »

A horizontal cantilever beam of circular cross-section, length 1.0 m and flexural rigidity EI = 200 N·m2 is subjected to an applied moment

A horizontal cantilever beam of circular cross-section, length 1.0 m and flexural rigidity EI = 200 N·m2 is subjected to an applied moment

Q. A horizontal cantilever beam of circular cross-section, length 1.0 m and flexural rigidity EI = 200 N·m2 is subjected to an applied moment MA = 1.0 N·m at the free end as shown in the figure. The magnitude of the vertical deflection of the free end is____mm Ans: 2.4 – 2.6 Sol: Given A

A horizontal cantilever beam of circular cross-section, length 1.0 m and flexural rigidity EI = 200 N·m2 is subjected to an applied moment Read More »

The crank of a slider-crank mechanism rotates counter-clockwise (CCW) with a constant angular velocity 𝜔

The crank of a slider-crank mechanism rotates counter-clockwise (CCW) with a constant angular velocity 𝜔

Q. The crank of a slider-crank mechanism rotates counter-clockwise (CCW) with a constant angular velocity 𝜔, as shown. Assume the length of the crank to be r. Using exact analysis, the acceleration of the slider in the y-direction, at the instant shown, where the crank is parallel to x-axis, is given by (A) −𝜔2𝑟  

The crank of a slider-crank mechanism rotates counter-clockwise (CCW) with a constant angular velocity 𝜔 Read More »

The activities of a project, their duration and the precedence relationships are given in the table

The activities of a project, their duration and the precedence relationships are given in the table

Q. The activities of a project, their duration and the precedence relationships are given in the table. For example, in a precedence relationship “X < Y, Z” means that X is predecessor of activities Y and Z. The time to complete the activities along the critical path is weeks. Activity Duration (Weeks) Precedence Relationship A

The activities of a project, their duration and the precedence relationships are given in the table Read More »

The figure shows a heat engine (HE) working between two reservoirs. The amount of heat (Q2) rejected by the heat engine is drawn by

The figure shows a heat engine (HE) working between two reservoirs. The amount of heat (Q2) rejected by the heat engine is drawn by

Q. The figure shows a heat engine (HE) working between two reservoirs. The amount of heat (Q2) rejected by the heat engine is drawn by a heat pump (HP). The heat pump receives the entire work output (W) of the heat engine. If temperatures, T1 >T3 >T2 , then the relation between the efficiency (h

The figure shows a heat engine (HE) working between two reservoirs. The amount of heat (Q2) rejected by the heat engine is drawn by Read More »

A slender uniform rigid bar of mass 𝑚 is hinged at O and supported by two springs, with stiffnesses 3𝑘 and 𝑘

A slender uniform rigid bar of mass 𝑚 is hinged at O and supported by two springs, with stiffnesses 3𝑘 and 𝑘

Q. A slender uniform rigid bar of mass 𝑚 is hinged at O and supported by two springs, with stiffnesses 3𝑘 and 𝑘, and a damper with damping coefficient 𝑐, as shown in the figure. For the system to be critically damped, the ratio 𝑐/√𝑘𝑚 should be Ans: 4√7 Sol:

A slender uniform rigid bar of mass 𝑚 is hinged at O and supported by two springs, with stiffnesses 3𝑘 and 𝑘 Read More »

A prismatic, straight, elastic, cantilever beam is subjected to a linearly distributed transverse load as shown below

A prismatic, straight, elastic, cantilever beam is subjected to a linearly distributed transverse load as shown below

Q. A prismatic, straight, elastic, cantilever beam is subjected to a linearly distributed transverse load as shown below. If the beam length is L, Young’s modulus E, and area moment of inertia I, the magnitude of the maximum deflection is Ans: Sol: By using moment area IInd theorem

A prismatic, straight, elastic, cantilever beam is subjected to a linearly distributed transverse load as shown below Read More »

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