A solid weigh 10 .00 N in air, 6 N when fully immersed in...
A solid weigh 10 .00 N in air, 6 N when fully immersed in water and 7 . 0 N when fully immersed in a liquid X. Calculate the relative density of the liquid, X.
5/3
4/3
3/4
7/10
Correct answer is C
R.D = loss in weight in liquid X loss in weight in water.
R.D = (10 - 7)/(10 - 6) = 3/4
The vibration of an air column produces the sound in the ...
Which of the following is NOT an effect that can be produced by an electric current? ...
If an object just begins to slide on a surface inclined at 30o to the horizontal,the coefficien...
The space between the two walls of a vacuum flask is completely evacuated to reduce heat loss by ...