Part 1
Two metal Spheres are falling through a liquid of density 2 × 10^3 kg / m^3 with the same uniform speed the metrical density at sphere 1 and sphere 2 are 8 × 10^3 (kg / m^3) and 11 × 10^3 (kg / m^3) respectively. The ration of their radii is.
20
Sep
Two metal Spheres are falling through a liquid of density 2 × 10^3 kg / m^3 with the same uniform speed the metrical density at sphere 1 and sphere 2 are 8 × 10^3 (kg / m^3) and 11 × 10^3 (kg / m^3) respectively. The ration of their radii is. A drop of water [...]
The terminal velocity of a raindrop of radius r is 2 cm/s. If eight is such identical drops combine to form a single large drop, the terminal velocity would be
20
Sep
The terminal velocity of a raindrop of radius r is 2 cm/s. If eight is such identical drops combine to form a single large drop, the terminal velocity would be The terminal velocity of a raindrop of radius r is 2 cm/s. If eight is such identical drops combine to form a single large drop [...]
A spherical solid ball of volume V is made of a material of density ρ1 It is falling through a liquid of density ρ1(ρ2
20
Sep
A spherical solid ball of volume V is made of a material of density ρ1 It is falling through a liquid of density ρ1(ρ2 A spherical solid ball of volume V is made of a material of density ρ1 It is falling through a liquid of density ρ1(ρ2 September 20, 2020 Category: Chapter 13 - [...]
Eight equal drops of water are falling through air with a steady velocity of 10 cm s^−1. If the drops combine to form a single drop big in size, then the terminal velocity of this big drop is
20
Sep
Eight equal drops of water are falling through air with a steady velocity of 10 cm s^−1. If the drops combine to form a single drop big in size, then the terminal velocity of this big drop is Eight equal drops of water are falling through air with a steady velocity of 10 cm s^−1. [...]
A drop of water of radius 0.0015 mm is falling in air. If the coefficient of viscosity of air is 2.0×10^−5kg/m s, the terminal velocity of the drop will be: (The density of water = 1.0 x 10^3 kgm^−3 and g=10ms^−2)
20
Sep
A drop of water of radius 0.0015 mm is falling in air. If the coefficient of viscosity of air is 2.0×10^−5kg/m s, the terminal velocity of the drop will be: (The density of water = 1.0 x 10^3 kgm^−3 and g=10ms^−2) A drop of water of radius 0.0015 mm is falling in air. If the [...]
The terminal speed attained by an aluminium sphere of radius 1 mm falling through water at 20 degree C will be close to ( Assume laminar flow, specific gravity of AI=2.7and η water = 8×10^−4 PI)
20
Sep
The terminal speed attained by an aluminium sphere of radius 1 mm falling through water at 20 degree C will be close to ( Assume laminar flow, specific gravity of AI=2.7and η water = 8×10^−4 PI) specific gravity of AI=2.7and η water = 8×10^−4 PI) The terminal speed attained by an aluminium sphere of radius [...]
Two spheres of the same material, but radii R and 3R are allowed to fall vertically downwards through a liquid of uniform density. The ratio of their terminal velocities is:
20
Sep
Two spheres of the same material, but radii R and 3R are allowed to fall vertically downwards through a liquid of uniform density. The ratio of their terminal velocities is: but radii R and 3R are allowed to fall vertically downwards through a liquid of uniform density. The ratio of their terminal velocities is: Two [...]
. A solid ball of volume ∨ experiences a viscous force F when falling with a speed v in a liquid. If another ball of volume 8 ∨ with the same velocity v is allowed to fall in the same liquid, it experiences a force
20
Sep
. A solid ball of volume ∨ experiences a viscous force F when falling with a speed v in a liquid. If another ball of volume 8 ∨ with the same velocity v is allowed to fall in the same liquid, it experiences a force . A solid ball of volume ∨ experiences a viscous [...]
The pressure increase in the fluid in a syringe when a nurse applies a force of 42 N to the syringe’s circular piston, which has a radius of 1.1 cm.
20
Sep
The pressure increase in the fluid in a syringe when a nurse applies a force of 42 N to the syringe’s circular piston, which has a radius of 1.1 cm. The pressure increase in the fluid in a syringe when a nurse applies a force of 42 N to the syringe's circular piston which has [...]
Water is in streamline flow along a horizontal pipe with nonuniform cross-section. At a point in the pipe where the a re a of cross-section is 10cm^2, the velocity of water is 1 ms^−1 and the pressure is 2000 Pa. The pressure at another point where the cross sectional area is 5cm^2 is.
20
Sep
Water is in streamline flow along a horizontal pipe with nonuniform cross-section. At a point in the pipe where the a re a of cross-section is 10cm^2, the velocity of water is 1 ms^−1 and the pressure is 2000 Pa. The pressure at another point where the cross sectional area is 5cm^2 is. the velocity [...]