Mechanical Physics - Study Mode
[#126] If an unsaturated sugar solution is prepared by mixing 100 grams of sugar with half litre of water, which of the following physical quantities will not change?
Correct Answer
(D) Volume
[#127] The most important property of nanomaterial is
Correct Answer
(B) Friction
[#128] According to Archimedes principle, the upward force experienced by a body immersed in a fluid is equal to which of the following?
Correct Answer
(B) Weight of the fluid displaced by the body
[#129] Center of buoyancy always-
Correct Answer
(B) coincides with the centroid of the volume of fluid displaced
[#130] Consider the following statements. 1. Surface tension of liquid depends on length but not on the area, like the elastic property. 2. SI unit of surface tension is N/m. 3. Surface tension is a scalar quantity because it has no specific direction for a given liquid. Which of the statement(s) given above is/are correct?
Correct Answer
(D) 1, 2 and 3