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Characteristic Propertie..



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Q1. What is the maximum value of m?

(a) 4
(b) 6
(c) 7
(d) 5

Q2. The ?P? dimensionless groups are related as ____

(a) ? (?1, ?2, ?3, ?4?) = 0
(b) ? (?1, ?2, ?3, ?4?) = 0
(c) ? (?1, ?2, ?3, ?4?) = 0
(d) ? (?1, ?2, ?3, ?4?) = 0

Q3. The working rule for the Buckingham ? method is?

(a) p=m-n
(b) p=n-m
(c) p=m-1
(d) p=n-1

Q4. The dimensions of density is?

(a) [M/L]
(b) [T/L2]
(c) [M/L3]
(d) [L/?]

Q5. For Rayleigh?s Criteria, Minimum number of unrestricted components are ___

(a) (n-r-3)
(b) (n-r-2)
(c) (n-r-1)
(d) (n-r)

Q6. Pressure drop can be dimensionally written as ____

(a) [D/?-1]
(b) [F/L2]
(c) [M?-1]
(d) [ML?-1]

Q7. On which of the listed, Reynold Number of flow depends upon?

(a) Capacity, Mass and Diameter
(b) Diameter, Length and Capacity
(c) Diameter, Velocity and Viscosity
(d) Velocity, Capacity and Pressure

Q8. Flow rate can be expressed in dimensional formula as ____

(a) M?-1
(b) MLT-1
(c) M-1L
(d) TL-2

Q9. The exponents of the formula can be _____

(a) Only positive integers
(b) Any Value
(c) Only Fractions
(d) Only Negative

Q10. Each dimensional formula is in which form?

(a) [MLT]
(b) [MDT]
(c) [SDT]
(d) [SVT]


0 votes
0 Answer
480 views

1° C Rise In Temperature Is Equal To A Rise Of

Modified 238 Year Ago

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480
238 Year Ago

1° C Rise In Temperature Is Equal To A Rise Of

0 votes
0 Answer
459 views

In A Closed Flask Of 5 Litres, 1.0 G Of H2 Is Headed From 300 To 600 K. Which Statement Is Not Correct

Modified 238 Year Ago

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459
238 Year Ago

In A Closed Flask Of 5 Litres, 1.0 G Of H2 Is Headed From 300 To 600 K. Which Statement Is Not Correct

0 votes
0 Answer
440 views

Equal Amounts Of Two Gases Of Molecular Weight 4 And 40 Are Mixed. The Pressure Of The Mixture Is 1.1 Atm. The Partial Pressure Of The Light Gas In This Mixture Is

Modified 238 Year Ago

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440
238 Year Ago

Equal Amounts Of Two Gases Of Molecular Weight 4 And 40 Are Mixed. The Pressure Of The Mixture Is 1.1 Atm. The Partial Pressure Of The Light Gas In This Mixture Is

0 votes
0 Answer
412 views

Assertion : Effusion Rate Of Oxygen Is Smaller Than Nitrogen. Reason : Molecular Size Of Nitrogen Is Smaller Than Oxygen.

Modified 238 Year Ago

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412
238 Year Ago

Assertion : Effusion Rate Of Oxygen Is Smaller Than Nitrogen. Reason : Molecular Size Of Nitrogen Is Smaller Than Oxygen.

0 votes
0 Answer
406 views

Molecules/ions And Their Magnetic Properties Are Given Below

Modified 238 Year Ago

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406
238 Year Ago

Molecules/ions And Their Magnetic Properties Are Given Below

0 votes
0 Answer
404 views

Assertion : We Air Is Heavier Than Dry Air. Reason : The Density Of A Dry Air Is More Than Density Of Water.

Modified 238 Year Ago

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238 Year Ago

Assertion : We Air Is Heavier Than Dry Air. Reason : The Density Of A Dry Air Is More Than Density Of Water.

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