The diagram above illustrates trapped air in a syringe pl...
The diagram above illustrates trapped air in a syringe placed in water that is gradually heated. It is observed that the piston rises as the temperature of the water rises. Which of the following statements explains this observation?
frequency of collision of trapped air molecules with walls of the syringe is more
molecules of trapped air expands more
speed of the trapped air molecules decreases
number of molecules of trapped air increases
Correct answer is B
No explanation has been provided for this answer.
Aluminium is sometimes used as the leaf of an electroscope because it ...
A note is the octave of another note if it has ...
Which of the following media allow(s) the transmission of sound wave through them? I. Air II. Li...
The effect of closing the key K in the circuit shown above would be to ...