EASY
NDA & NA EE
IMPORTANT
Earn 100

The viscous force on a small sphere of radius R moving in a fluid is directly proportional to

50% studentsanswered this correctly

Important Questions on General Properties of Matter

EASY
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 5 - General Properties of Matter>Practice Exercise>Q 13
A capillary tube is partially immersed in a wetting liquid. In this situation, the loss in the weight of the capillary tube will be
EASY
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 5 - General Properties of Matter>Practice Exercise>Q 14
Surface tension mainly arises due to
EASY
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 5 - General Properties of Matter>Practice Exercise>Q 15
A waterproofing agent changes the angle of contact from
EASY
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 5 - General Properties of Matter>Practice Exercise>Q 16
If the density of water at 0°C,4°C and 100°C are denoted by X,Y and Z, then the correct sequence of the decreasing order of the values of density of water at the given temperature will be
MEDIUM
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 5 - General Properties of Matter>Practice Exercise>Q 17
A block of wood floats in water with 34 part underwater. If it floats in another liquid with 910 part under it, then the relative density of this liquid will be
EASY
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 5 - General Properties of Matter>Practice Exercise>Q 18
A body floats with one-third of its volume outside water and three-fourth of its volume outside in another liquid. The specific gravity of the liquid is
EASY
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 5 - General Properties of Matter>Practice Exercise>Q 19
A sample of metal weighs 210 g in air, 180 g in water and 120 g in an unknown liquid. Then, the density of metal is
EASY
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 5 - General Properties of Matter>Practice Exercise>Q 21
A capillary tube of radius R is immersed in water and water rises in it to a height H. The mass of water in capillary tube is M. If the radius of the tube is double, then mass of water that will rise in capillary will be