In order to give the primary balance of the reciprocating parts of a...

Q.

In order to give the primary balance of the reciprocating parts of a multicylinder inline engines

A. The algebraic sum of the primary forces must be equal to zero

B. The algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero

C. Both (A) and (B)

D. None of these

Answer & Explanation

Answer : Option: C

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Q.

Mass matrix is

A. Square matrix with symmetrical elements

B. Unity matrix

C. Unity matrix with symmetrical elements

D. Square matrix with diagonal elements

Answer & Explanation

Q.

A harmonically excited single DOF oscillator has the force transmissibility equal to or less than one at all excitation frequencies when damping factor of the system is

A. Zero

B. Less than 0.71

C. Greater than 0.71

D. Infinity

Answer & Explanation

Q.

A harmonically excited single DOF oscillator has the force transmissibility equal to √2 (square root of two) when the excitation frequency is equal to the undamped natural frequency. The damping factor of the system is

A. 0.5

B. 0.7

C. 1

D. Insufficient data

Answer & Explanation

Q.

The motion of an 2 degree-of-freedom system is governed by a system of

A. 2 coupled second-order ordinary differential equations.

B. 2 coupled second-order partial differential equation.

C. 2 uncoupled second-order ordinary differential equations.

D. 2 uncoupled second-order partial differential equation.

Answer & Explanation

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In order to give the primary balance of the reciprocating parts of a...

Q. In order to give the primary balance of the reciprocating parts of a multicylinder inline engines

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Q.

In order to give the primary balance of the reciprocating parts of a multicylinder inline engines

Q.

Mass matrix is

Q.

A harmonically excited single DOF oscillator has the force transmissibility equal to or less than one at all excitation frequencies when damping factor of the system is

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A harmonically excited single DOF oscillator has the force transmissibility equal to √2 (square root of two) when the excitation frequency is equal to the undamped natural frequency. The damping factor of the system is

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The motion of an 2 degree-of-freedom system is governed by a system of