PPSC Sub Engineer Civil Past Papers

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

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

4-61. Kinematic viscosity is equal to :

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

The units of kinematic viscosity are :

A. metres2 per sec
B. kg sec/meter
C. newton-sec per meter
D. newton-sec per meter

Dimensions of surface tension are :

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

Which of the following meters is not associated with viscosity :

A. Red wood
B. Say bolt
C. Engler
D. Orsat

Kinematic viscosity is dependent upon :

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

The units of viscosity are :

A. metres2 per sec
B. kg sec/metre
C. newton-sec per metre2
D. newton-sec per metre

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