When table salt is added to ice, the melting point of the...
When table salt is added to ice, the melting point of the ice
is raised
is lowered
remains unchanged
is first raised, then lowered
Correct answer is B
No explanation has been provided for this answer.
If the frequency of the e.m.f. source in the a.c. circuit illustrated above is 500πHz...
A solid cube of side 50cm and mass 75kg floats in a liquid with 13 of its height above ...
Water is not a good thermometric liquid because it? ...
Which of the following statements is TRUE of photoelectric effect? ...