General Science - Online Test
Q1. Which of the following is not one among the Maharatnas PSU’s
Answer : Option D
Explaination / Solution:
The company which was founded as Videsh Sanchar Nigam Limited (VSNL) in 1986 is not one among Maharatna PSUs.
Q2. Flexible exchange rate is determined by
Answer : Option A
Explaination / Solution:
It is determined by market forces because every currency area must decide what type of exchange rate arrangement to maintain. Between permanently fixed and completely flexible however, are heterogeneous approaches. They have different implications for the extent to which national authorities participate in foreign exchange markets.
Q3. Calculate Standard deviation from the following data.
Answer : Option D
Explaination / Solution:
No Explaination.
Q4. Bulk flow can be achieved by
Answer : Option C
Explaination / Solution:
Bulk flow can be achieved either through a positive hydrostatic pressure gradient (e.g., a garden hose) or a negative hydrostatic pressure gradient (e.g., suction through a straw).
Q5. Following are the non-conventional source of energy except
Answer : Option D
Explaination / Solution:
Non-conventional sources of energy are — solar energy, wind energy and tidal power.
Q6. Assertion: The portion of embryonal axis above the level of cotyledon is epicotyl.
Reason: Epicotyl terminates at with lower end in the radicle or root tips.
Reason: Epicotyl terminates at with lower end in the radicle or root tips.
Answer : Option B
Explaination / Solution:
In embryo, the portion of embryonical axis above the level of cotyledon is epicotyl which terminates with Plumule or stem tips above the above the level of cotyledons,
Q7. When heated to high temperature, ferromagnetic substance changes to
Answer : Option A
Explaination / Solution:
Ferromagnetic substances changes to paramagnetic substance
Q8. A 14.5 kg mass, fastened to the end of a steel wire of unstretched length 1.0 m, is whirled in a vertical circle with an angular velocity of 2 rev/s at the bottom of the circle. The cross-sectional area of the wire is 0.065 . Calculate the elongation of the wire when the mass is at the lowest point of its path.
Answer : Option D
Explaination / Solution:
No Explaination.
Q9. How will you represent a stable population?
Answer : Option C
Explaination / Solution:
Stable populations are theoretical models widely used by demographers to represent and understand the structure, growth and evolution of human populations. By definition, stable populations have age-specific fertility and mortality rates that remain constant over time.
Age pyramids generally shows age distribution of male and female in combined diagram. The stble population shows a bell shaped polygon.
Q10. Dacron is manufactured by heating a mixture of ethylene glycol and terephthalic acid with one of the Conditions given below.
Answer : Option B
Explaination / Solution:
Dacron is manufactured by heating a mixture of ethylene glycol and terephthalic acid at 420 to 460K in presence of as catalyst.
