Related Questions

Substances which have permeability less than the permeability of free space are known as
A Ferromagnetic
B Paramagnetic
C Diamagnetic
D Bipolar
There are five persons sitting on a bench. Blue eyed lady sitting in the middle is my mother. At the extreme left, the man with grey hair is my maternal uncle. Lady sitting at the extreme right is having a pimple on her nose and is the wife of person who is sitting between blue eyed lady and grey haired man and has a pointed nose. A lady having marks on her face is the younger sister of the blue eyed lady and sitting on the remaining fifth place. The person having a pointed nose is the son of the blue eyed lady. What is the lady having marks on her face to the man sitting at extreme left ?
A Wife
B Maternal Aunt
C Sister
D Sister-in-law
The relative permeability of materials is not constant.
A diamagnetic
B paramagnetic
C ferromagnetic
D insulating
Constant head permeameter is used to test permeability of
A silt
B clay
C coarse sand
D fine sand
For the buildings having a low permeability, the internal wind pressure acting normal to the wall and roof surfaces is taken as (where p is basic wind pressure)
A Zero
B ±0.2p
C ±0.5p
D ±0.7p
Out of the following, the materials having maximum magnetic permeability is
A Silicon steel (Si = 4%)
B Cast iron
C Wrought iron
D Mild steel
The partial pressure of each constituent present in an alloy is __________ the total vapor pressure exerted by the alloy.
A Less than
B Equal to
C More than
D Either B or C; depends on the type of alloy
Constantan an alloy used in thermocouples is an alloy of
A Copper and tin
B Copper and zinc
C Copper and iron
D Copper and nickel
The following mediators increase capillary permeability in acute inflammation
A Histamine
B Bradykinin
C Prostacyclin
D Platelet Derived Growth Factor (PDG
E Angiotensin
Capillary permeability is increased by
A Histamine
B Viral infection
C Burn
D Vitamin C excess
E Prolonged ischemia

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