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Month: January 2019

If 850 kg liquid occupies volume of one cubic meter, men 0.85 represents its__________________?

August 16, 2021January 29, 2019 by admin
If 850 kg liquid occupies volume of one cubic meter, men 0.85 represents its__________________?

A. specific weight
B. specific mass
C. specific gravity
D. specific density
E. none of the above

Categories Fluid Mechanics

A pressure of 25 m of head of water is equal to_________________?

August 16, 2021January 29, 2019 by admin
A pressure of 25 m of head of water is equal to_________________?

A. 25 kN/m2
B. 245 kN/m2
C. 2500 kN/m2
D. 2.5kN/m2
E. 12.5 kN/m2

Categories Fluid Mechanics

A one dimensional flow is one which_________________?

August 16, 2021January 29, 2019 by admin
A one dimensional flow is one which_________________?

A. is uniform flow
B. is steady uniform flow
C. takes place in straight lines
D. involves zero transverse component of flow
E. takes place in one dimension

Categories Fluid Mechanics

Kinematic viscosity is equal to_________________?

August 16, 2021January 29, 2019 by admin
Kinematic viscosity is equal to_________________?

A. dynamic viscosity/density
B. dynamicviscosity x density
C. density/dynamic viscosity
D. 1/dynamicviscosity x density
E. same as dynamic viscosity

Categories Fluid Mechanics

The units of kinematic viscosity are____________________?

August 16, 2021January 29, 2019 by admin
The units of kinematic viscosity are____________________?

A. metres2 per sec
B. kg sec/metre
C. newton-sec per metre
D. newton-sec per metre
E. none of the above

Categories Fluid Mechanics

If w is the specific weight of liquid and k the depth of any point from the surface, then pressure intensity at that point will be________________?

August 16, 2021January 29, 2019 by admin
If w is the specific weight of liquid and k the depth of any point from the surface, then pressure intensity at that point will be________________?

A. h
B. wh
C. w/h
D. h/w
E. h/wh

Categories Fluid Mechanics

Kinematic viscosity is dependent upon__________________?

August 16, 2021January 29, 2019 by admin
Kinematic viscosity is dependent upon__________________?

A. pressure
B. distance
C. level
D. flow
E. density

Categories Fluid Mechanics

Increase in pressure at the outer edge of a drum of radius R due to rotation at corad/sec, full of liquid of density p will be___________________?

August 16, 2021January 29, 2019 by admin
Increase in pressure at the outer edge of a drum of radius R due to rotation at corad/sec, full of liquid of density p will be___________________?

A. pco2/?2
B. pco2/?2/2
C. 2pa2R2
D. pa2R/2
E. none of the above

Categories Fluid Mechanics

If mercury in a barometer is replaced by water, the height of 3.75 cm of mercury will be following cm of water________________?

August 16, 2021January 29, 2019 by admin
If mercury in a barometer is replaced by water, the height of 3.75 cm of mercury will be following cm of water________________?

A. 51 cm
B. 50 cm
C. 52 cm
D. 52.2 cm
E. 51.7 cm

Categories Fluid Mechanics

Dimensions of surface tension are___________________?

August 16, 2021January 29, 2019 by admin
Dimensions of surface tension are___________________?

A. MlL°T2
B. MlL°Tx
C. MlL r2
D. MlL2T2
E. MlL°t

Categories Fluid Mechanics
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