Mechanical Properties of Fluids

JEE Main · Physics · 10 past questions

These are the board's own papers. 209 more board questions reprinted in the books we use in class are for signed-in students: sign in.

Q1 2026 2 Apr Shift 1

A liquid drop of diameter 2 mm breaks into 512 droplets. The change in surface energy is…
Q2 2026 2 Apr Shift 1

A tub is filled with water and a wooden cube 10 cm × 10 cm × 10 cm is placed in the water. The wooden cube is…
Q3 2026 2 Apr Shift 2

The surface tension of a soap bubble is 0.03 N/m. The work done in increasing the diameter of bubble from 2…
Q4 2026 2 Apr Shift 2

If an air bubble of diameter 2 mm rises steadily through a liquid of density 2000 kg/m$^3$ at a rate of 0.5…
Q5 2026 4 Apr Shift 1

The surface tension of a soap solution is $3.5 \times 10^{-2}$ N/m. The work required to increase the radius…
Q6 2026 4 Apr Shift 2

A water spray gun is attached to a hose of cross sectional area 30 cm$^2$. The gun comprises of 10…
Q7 2026 5 Apr Shift 2

Eight mercury drops, each of radius $r$, coalesce to form a bigger drop. The surface energy released in this…
Q8 2026 6 Apr Shift 2

A cylindrical vessel of 40 cm radius is completely filled with water and its capacity is 528 dm$^3$ (dm…
Q9 2026 8 Apr Shift 2

A liquid of density 600 kg/m$^3$ flowing steadily in a tube of varying cross-section. The cross-section at a…
Q10 2026 8 Apr Shift 2

A spherical liquid drop of radius $R$ acquires the terminal velocity $v_1$ when falls through a gas of…