🏗️Civil Engineering MCQs
Civil Engineering MCQs
479 MCQs341
The units of viscosity are__________________?
Ametres2 per sec
Bkg sec/metre
Cnewton-sec per metre2
Dnewton-sec per metre E. none of the above
342
The stress-strain relation of the newtoneon fluid is________________?
Alinear
Bparabolic
Chyperbolic
Dinverse type E. none of the above
343
Surface tension has the units of____________________?
Anewtons/m
Bnewtons/m
Cnew tons/m
Dnewtons E. newton m
344
The increase of temperature results in_________________?
Aand
Bincrease in viscosity of liquid
Cdecrease in viscosity of gas
Dabove
345
A perfect gas_________________?
Ahas constant viscosity
Bhas zero viscosity
Cis incompressible
Dis of theoretical interest E. none of the above
346
In a static fluid__________________?
Aresistance to shear stress is small
Bfluid pressure is zero
Clinear deformation is small
Donly normal stresses can exist E. viscosity is nil
347
A balloon lifting in air follows the following principle_________________?
Alaw of gravitation
BArchimedes principle
Cprinciple of buoyancy
Dall of the above E. continuity equation
348
The bulk modulus of elasticity with increase in pressure___________________?
Aincreases
Bdecreases
Cremains constant
Dincreases first upto certain limit and then decreases E. unpredictable
349
A pressure of 25 m of head of water is equal to________________?
A25 kN/m2
B245 kN/m2
C2500 kN/m2
D2.5kN/m2 E. 12.5 kN/m2
350
A one dimensional flow is one which___________________?
Ais uniform flow
Bis steady uniform flow
Ctakes place in straight lines
Dinvolves zero transverse component of flow E. takes place in one dimension