Basic Agriculture Engineering MCQs Quiz Test 2

Agriculture Engineering Basic MCQs Quiz Test with Solved Answers

#1. Model ratio should be

1: 10

1: 10

10:1

10:1

20:1

20:1

1: 20

1: 20

#2. What is the dimension of power?

ML2 T-3

ML2 T-3

MLT-2

MLT-2

ML2 T-2

ML2 T-2

ML-1 T-2

ML-1 T-2

#3. For extremely high value of Mach number M the flow is

Super sonic

Super sonic

Hyper sonic

Hyper sonic

Sonic

Sonic

Sub sonic

Sub sonic

#4. If the flow is such that all streamlines are plane curves and are identical in a series of parallel planes is calle

Two dimensional flow

Two dimensional flow

Uniform unsteady flow (c) Two dimensional flow

Uniform unsteady flow (c) Two dimensional flow

Laminar flow

Laminar flow

uniform flow

uniform flow

#5. . The Geometric similarity, which means that the model and its prototype be identical in shape but _________ only size

Same

Same

May be same or may be differ

May be same or may be differ

Differ

Differ

Non of these

Non of these

#6. Select the correct formula of Froude number

none of these

none of these

V/√gL

V/√gL

Lv/ν

Lv/ν

Dv/ν

Dv/ν

#7. Write the correct formula of the total head and Bernoulli’s theory

P/ γ + Z + V2 /2g

P/ γ + Z + V2 /2g

P/2 γ + Z + V2 /2g (d)

P/2 γ + Z + V2 /2g (d)

P/2 γ + z/2 + V2 /g

P/2 γ + z/2 + V2 /g

All of these

All of these

#8. Square root of the ratio of the inertia to elastic force

Reynolds number

Reynolds number

Froude number

Froude number

Weber number

Weber number

Mach number

Mach number

#9. Select the correct formula of the Weber numbe

V/√2g(P/r)

V/√2g(P/r)

V/C

V/C

V/√gL

V/√gL

W = V/√σ

W = V/√σ

#10. The square root of the ratio of the inertial forces to the pressure forces is called

Euler number

Euler number

Mach number

Mach number

Weber number

Weber number

Froude numbe

Froude numbe

#11. Select the continuity equation that applies to in compressible fluids for both steady and unsteady flow within fixed boundaries.

M = ƒ1A1V1 = ƒ2A2A2 (c) (d)

M = ƒ1A1V1 = ƒ2A2A2 (c) (d)

G = γ1A1V1 = γ2A2 γ2

G = γ1A1V1 = γ2A2 γ2

Q = A1V1 = A2 V2

Q = A1V1 = A2 V2

None of these

None of these

#12. If the flow is steady; the fluid may posses an acceleration by virtue of a change in velocity with change in position this type of acceleration is called

Normal acceleration

Normal acceleration

Convective acceleration

Convective acceleration

Local acceleration

Local acceleration

Tangential acceleration

Tangential acceleration

#13. What is the dimension of discharge?

L2 T-2

L2 T-2

L3 T-1

L3 T-1

L3 T

L3 T

L2 T-1

L2 T-1

#14. Select the equations of continuity

ƒ1A1V1 = ƒ2A2V2 = M

ƒ1A1V1 = ƒ2A2V2 = M

γ1A1V1 = γ 2A2V2 = G

γ1A1V1 = γ 2A2V2 = G

All of these

All of these

Q = A1V1 = A2 V2

Q = A1V1 = A2 V2

#15. Regnolds number R is equal to

V2 /gL

V2 /gL

LV/V2

LV/V2

LV/ν

LV/ν

V/C

V/C

#16. A mathematical technique making use of the study of dimensions

Vector Analysis

Vector Analysis

Mechanics

Mechanics

Dimensional analysis

Dimensional analysis

Calculus

Calculus

#17. The square root of the ratio of the inertial forces to surface tension is called

Mach number

Mach number

Fraud number

Fraud number

Euler number

Euler number

Weber number

Weber number

#18. . The sum of the pressure head, elevation head and velocity head is called

Head

Head

Mass flow rate

Mass flow rate

Volume flow rate

Volume flow rate

Weight flow rate

Weight flow rate

#19. If g is considered to be the same and F is also same so

Qr = L3/2/1

Qr = L3/2/1

Qr = Lr 5/2

Qr = Lr 5/2

Qr =1

Qr =1

Qr = Lr 1/2/1

Qr = Lr 1/2/1

#20. The ratio of inertia forces to viscous forces is called

none of these

none of these

Froude number

Froude number

Mach number

Mach number

Weber number

Weber number

Finish

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