Question
Statements: Few Cars are Buses Only a few
Buses are Trains All Trains are Helicopters Conclusion: I. Some Buses are Helicopters II. Some Cars are Trains III. Some Trains are not Buses In the questions given below, there are three statements followed by three conclusions I, II and III. You have to take the three given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusion s.Solution
Only a few Buses are Trains (I) + All Trains are Helicopters (A) β Some Buses are Helicopters (I). Hence conclusion I follows.
Few Cars are Buses (I) + Only a few Buses are Trains (I) β No conclusion. Hence conclusion II does not follow.
Only a few Buses are Trains β All Trains can be Buses (A). Hence conclusion III does not follow.
A storm is predicted if atmospheric pressure β
Activated charcoal is used to remove colouring matter from pure substances by which of the following process?
The sudden fall of atmospheric pressure indicates β
Bleaching powder is represented as ______.
The conversion of hard water into soft water by boiling or adding calcium hydroxide is called:
Who measured the velocity of light first?
In a compound, the elements are always present in definite proportions by:
In nuclear reactor, heavy water is used as β
Which of the following does not give effervescence with sodium carbonate?
Which of the following has the lowest ionization enthalpy?