Euler number is defined as the ratio of inertia force to __________ force.

The ratio of the inertia force to the __________ is called Euler's number.

A

Pressure force

B

Elastic force

C

Surface tension force

D

Viscous force

Euler's number is the ratio of __________ force to pressure force.

A

Inertia

B

Gravity

C

Viscous

D

None of these

The ratio of the moment of inertia of a rectangle about its centroidal axis to the moment of inertia about its base, is

A

$$\frac{1}{4}$$

B

$$\frac{1}{2}$$

C

$$\frac{3}{4}$$

D

$$2$$

In order to have a connecting rod equally strong in buckling about X-axis and Y-axis, the moment of inertia about X-axis should be __________ the moment of inertia about Y-axis.

A

Equal to

B

Twice

C

Three times

D

Four times

Mass moment of inertia of a thin rod about its one end is ___________ the mass moment of inertia of the same rod about its mid-point

A

Same as

B

Twice

C

Thrice

D

Four times

Ratio of pressure and inertia force gives __________ number.

A

Weber

B

Mach

C

Euler

D

Froude

Ratio of inertia force to elastic force is known as

A

Mach number

B

Froude number

C

Reynolds number

D

Weber's number

The ratio of the inertia force to the elastic force is called

A

Reynold's number

B

Froude's number

C

Weber's number

D

Mach number

The ratio of the inertia force to the viscous force is called

A

Reynold's number

B

Froude's number

C

Weber's number

D

Euler's number

Euler’s formula for a mild steel column is not valid if the slenderness ratio is

A

90

B

60

C

120

D

100

Euler number is defined as the ratio of inertia force to __________ force.

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