Related Questions

When pure water boils vigorously, the bubbles that rise to the surface are composed primarily of
A air
B hydrogen
C hydrogen and oxygen
D water vapour
When the milk is churned vigorously the cream from it is separated out due to
A Centripetal force
B Gravitational force
C Frictional force
D Centrifugal force
Tea kept in a thermos flask is vigorously shaken. If the tea is considered as a system, then its temperature will
A Increase
B Decrease
C Remain unchanged
D First fall and then rise
Which of the following metals reacts violently with water ?
A Mercury
B Sodium
C Calcium
D Magnesium
Which of the following metals does NOT react with cold or hot water?
A Aluminium
B Potassium
C Sodium
D Calcium
In redesigning a cold storage, the length is increased by 30% , the breadth is increased by 50% and the height is reduced by 20% . what is the net increase in the volume of the redesigned cold storage compared to the previous design?
A 50%
B 56%
C 60%
D 40%
In redesigning a cold storage, the length is increased by 30%, the breadth is increased by 50% and the height is reduced by 20%. What is the net increase in the volume of the redesigned cold storage compared to the previous design?
A 50%
B 56%
C 60%
D 40%
In redesigning a cold storage, the length is increased by 30%, the breadth is increassed by 50% and the height is reduced by 20%. What is the net increase in the volume of the redesigned cold storage compared to the previous design?
A 50%
B 56%
C 60%
D 40%
I met him after a long time, but he gave me the cold shoulder. Here 'cold shoulder' means:
A scolded me
B insulted me
C abused me
D ignored me
We were expecting a beautiful weather at the beach, but it was so cold and rainy that ____ getting a suntan, I caught a cold.
A in case of
B just as
C instead of
D no way

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