Select the correct nomenclature given to the oscillations of a floating body

Q.

Select the correct nomenclature given to the oscillations of a floating body

A. Pitching - transverse axis

B. Rolling - longitudinal axis

C. Yawing - vertical axis

D. All of the above

Answer & Explanation

Pitching, rolling, and yawing are the nomenclature given to the oscillations of a floating body about transverse, longitudinal and vertical axes, respectively.

Thus correct option is: D.

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Q.

Which one of the following stream functions ψ is a possible irrotational flow field?

A. ψ = y^2−x^2

B. ψ = Ax^2y^2

C. ψ = Asin (xy)

D. ψ = Ax+By^2

Answer & Explanation

Q.

When is Bernoulli's equation applicable between any two points in a flow field?

A. The flow is steady, incompressible and rotational

B. The flow is steady, compressible and irrotational

C. The flow is unsteady, incompressible and irrotational

D. The flow is steady, incompressible and irrotational

Answer & Explanation

Q.

Minor losses in a piping system are

A. Less than the friction factor losses

B. Due to the viscous stresses

C. Assumed to vary linearly with the velocity

D. Found by using loss coefficients

Answer & Explanation

Q.

For laminar flow through a long pipe, the pressure drop per unit length increases

A. In linear proportion to the cross-sectional area

B. In proportion to the diameter of the pipe

C. In inverse proportion to the cross-sectional area

D. In inverse proportion to the square of crosssectional area

Answer & Explanation

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Select the correct nomenclature given to the oscillations of a floating body

Q. Select the correct nomenclature given to the oscillations of a floating body

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More Questions Fluid Mechanics:

Q. Which one of the following stream functions ψ is a possible irrotational flow field?

Q. When is Bernoulli's equation applicable between any two points in a flow field?

Q. Minor losses in a piping system are

Q. For laminar flow through a long pipe, the pressure drop per unit length increases

Q.

Select the correct nomenclature given to the oscillations of a floating body

Q.

Which one of the following stream functions ψ is a possible irrotational flow field?

Q.

When is Bernoulli's equation applicable between any two points in a flow field?

Q.

Minor losses in a piping system are

Q.

For laminar flow through a long pipe, the pressure drop per unit length increases