Related Questions

Gold is 19 times as heavy as water and Copper is 9 times as heavy as water. Calculate the ratio in which these two metals should be mixed so that the mixture is 15 times as heavy as water.
A 40
B 41
C 42
D 43
'Heavy water' is termed as 'heavy' because it is
A Denser than water
B An oxide of deuterium
C A heavy liquid
D An oxide of heavier isotope of oxygen
In a refinery petroleum crude is fractionated into gas fraction, light ends, intermediate distillates, heavy distillates, residues and by products. The group of products including gas oil, diesel oil and heavy fuel oil belongs to the fraction
A Heavy distillates
B Intermediate distillates
C Light ends
D Residues
Natural water contains approximately __________ percent of heavy water.
A 0.015
B 0.71
C 1.2
D 3.5
Density of high density polythene is about __________ gm/c.c.
A 1.18
B 1.05
C 0.95
D 0.99
Density of low density polythene is about __________ gm/c.c.
A 0.38
B 0.56
C 0.81
D 0.91
Percentage of heavy water in ordinary water is around
A 0.015
B 7.54
C 0.71
D 32.97
Percentage of the heavy water in ordi water is around
A 0.015
B 7.54
C 0.71
D 32.97
Heavy water is preferred over ordinary water as a coolant, because it.
A Acts both as an efficient coolant as well as a moderator
B Can be heated to a higher temperature without pressurizing
C Is less prone to radiation damage
D All of the above
A sink contains exactly 12 liters of water. If water is drained from the sink until it holds exactly 6 liters of water less than the quantity of water drained away, how many liters of water were drained away ?
A 2
B 3
C 9
D 6

Next steps