Flow with reynolds numbers in transition zone varise between
4000 and 10000
6000 and 10000
8000 and 10000
none of the above
Identify the specific gravity of Air at 60' Farenhiet
2.51
1.06
1.02
1.13
Thermal expansion and contraction of pipeline is directly proportional to lenght(L)
directly proportional to lenght(L)
inversely proportional to lenght(L)
is not proportional
Heat Tracing is a process of heating a pipeline system to prevent
Expansion
Clustering
Freezing
Carbonizing
Match List•I with List-ll correctly and select your answer using the codes given below— List-I (a) Relationship between electricity and magnetism (b) Velocity of light (c) Radio waves (d) Structure of atom List•lI 1. Neils Bohr 2. Ampere 3. Foucault 4. Hertz
a-1 b-3 c-4 d-2
a-3 b-4 c-2 d-1
a-2 b-3 c-4 d-1
a-4 b-3 c-1 d-2
Fuel cells are used in—
Aircrafts
Electric locomotives
Space crafts
Submarines
From which of the following biodiesel is obtained ?
Ethyl alcohol
Cellulose
Bagasse
Iatropha
The plant group which yields ’Taxol’ belongs to-
Bryophyte
Gymnosperm
Pteridophyte
Lichen
Alga used for hydrocarbon production is-
Gracilaria
Chlorella
Botryococcus
Sargassum