Fluid Mechanics for Chemical

In case of Venturimeter, friction losses are about _____________ percent of maximum velocity head?

Byadmin March 10, 2019August 27, 2021

In case of Venturimeter, friction losses are about _____________ percent of maximum velocity head?

A. 2
B. 8
C. 12
D. 20

Fluid Mechanics for Chemical

Viscosity of water is about _____________ times that of air at room temperature?

Viscosity of water is about _____________ times that of air at room temperature?

A. 15
B. 55
C. 155
D. 1050

Read More Viscosity of water is about _____________ times that of air at room temperature?
Fluid Mechanics for Chemical

If more than two branches of pipes are to be connected at the same point, then use a/an_________________?

If more than two branches of pipes are to be connected at the same point, then use a/an_________________?

A. Elbow
B. Union
C. Tee
D. None of these

Read More If more than two branches of pipes are to be connected at the same point, then use a/an_________________?
Fluid Mechanics for Chemical

A Rotameter through which air at room temperature and atmospheric pressure is flowing gives a certain reading for a flow rate of 100 cc/sec. If helium (molecular weight 4) is used and Rotameter shows the same reading, the flow rate (cc/sec) is__________________?

A Rotameter through which air at room temperature and atmospheric pressure is flowing gives a certain reading for a flow rate of 100 cc/sec. If helium (molecular weight 4) is used and Rotameter shows the same reading, the flow rate (cc/sec) is__________________?

A. 26
B. 42
C. 269
D. 325

Read More A Rotameter through which air at room temperature and atmospheric pressure is flowing gives a certain reading for a flow rate of 100 cc/sec. If helium (molecular weight 4) is used and Rotameter shows the same reading, the flow rate (cc/sec) is__________________?
Fluid Mechanics for Chemical

The percentage slip in a reciprocating pump set is given by the % of (where, Q1 = actual discharge Q2 = theoretical discharge) ?

The percentage slip in a reciprocating pump set is given by the % of (where, Q1 = actual discharge Q2 = theoretical discharge) ?

A. Q1/Q2
B. Q2/Q1
C. (Q2 – Q1)/Q1
D. (Q2 – Q1)/Q2

Read More The percentage slip in a reciprocating pump set is given by the % of (where, Q1 = actual discharge Q2 = theoretical discharge) ?
Fluid Mechanics for Chemical

The maximum delivery pressure of a reciprocating compressor may be about ______________ kg/cm2?

The maximum delivery pressure of a reciprocating compressor may be about ______________ kg/cm2?

A. 1000
B. 2000
C. 3000
D. 4000

Read More The maximum delivery pressure of a reciprocating compressor may be about ______________ kg/cm2?
Fluid Mechanics for Chemical

In case of a centrifugal pump, the theoretical head developed is dependent on the _____________ the impeller?

In case of a centrifugal pump, the theoretical head developed is dependent on the _____________ the impeller?

A. Speed of
B. Diameter of
C. Fluid velocity leaving
D. All A., B. and C.

Read More In case of a centrifugal pump, the theoretical head developed is dependent on the _____________ the impeller?