MTG NEET Physics
A large tank filled with water to a height h is to be emptied through a small hole at the bottom. The ratio of times taken for the level of water to fall from h to h/2 and from h/2 to 0 is
20
Sep
A large tank filled with water to a height h is to be emptied through a small hole at the bottom. The ratio of times taken for the level of water to fall from h to h/2 and from h/2 to 0 is A large tank filled with water to a height h is to [...]
Water flows steadily through a horizontal pipe of variable cross – section. If the pressure of water is P at a point where flow speed is v, The pressure at another point where the flow speed is 2v is (Take density of water as ρ )
20
Sep
Water flows steadily through a horizontal pipe of variable cross – section. If the pressure of water is P at a point where flow speed is v, The pressure at another point where the flow speed is 2v is (Take density of water as ρ ) The pressure at another point where the flow speed [...]
Water is flowing through a pipe of constant cross-section. At some point the pipe becomes narrow and the cross-section is halved. The speed of water is
20
Sep
Water is flowing through a pipe of constant cross-section. At some point the pipe becomes narrow and the cross-section is halved. The speed of water is Water is flowing through a pipe of constant cross-section. At some point the pipe becomes narrow and the cross-section is halved. The speed of water is September 20, 2020 [...]
The cylindrical tube of a spray pump has a cross-section of 8.0 cm^2 one end of which has 40 fine holes each of area 10^-8 m^2. If the liquid flow inside the tube with a speed of 1.5 m min^−1, what is the speed with which the liquid ejected through the holes ?
20
Sep
The cylindrical tube of a spray pump has a cross-section of 8.0 cm^2 one end of which has 40 fine holes each of area 10^-8 m^2. If the liquid flow inside the tube with a speed of 1.5 m min^−1, what is the speed with which the liquid ejected through the holes ? The cylindrical [...]
At what speed, the velocity head of water is equal to the pressure head of 40 cm of Hg ? Density of mercury = 13.6 gm /cm^3
20
Sep
At what speed, the velocity head of water is equal to the pressure head of 40 cm of Hg ? Density of mercury = 13.6 gm /cm^3 At what speed the velocity head of water is equal to the pressure head of 40 cm of Hg ? Density of mercury = 13.6 gm /cm^3 September [...]
In a tube of radius 5 cm, the rate of flow of water is 0.004m^3 s^-1 . Calculate the velocity of water in the tube.
20
Sep
In a tube of radius 5 cm, the rate of flow of water is 0.004m^3 s^-1 . Calculate the velocity of water in the tube. In a tube of radius 5 cm the rate of flow of water is 0.004m^3 s^-1 . Calculate the velocity of water in the tube. September 20, 2020 Category: Chapter [...]
The flow rate of water from a tap of diameter 1.25 cm is 0.48L/min. The coefficient of viscosity of water is 10^−3Pa−s. After sometime, the flow rate is increased to 3L/min. Characterise the flow for both the flow rates.
20
Sep
The flow rate of water from a tap of diameter 1.25 cm is 0.48L/min. The coefficient of viscosity of water is 10^−3Pa−s. After sometime, the flow rate is increased to 3L/min. Characterise the flow for both the flow rates. the flow rate is increased to 3L/min. Characterise the flow for both the flow rates. The [...]
water is flowing in a pipe of radius 2 cm with the average velocity of 15 cm s^-1. What is the nature of flow ? Given coefficient of viscosity of water n is 0.001 kg m^-1 s^-1 and its density is 10^3 kg m^-3
20
Sep
water is flowing in a pipe of radius 2 cm with the average velocity of 15 cm s^-1. What is the nature of flow ? Given coefficient of viscosity of water n is 0.001 kg m^-1 s^-1 and its density is 10^3 kg m^-3 A rectangular film of liquid is extended from (4cm×2cm) to (5cm×4cm). [...]
(a) The flow of blood in an artery of radius 2×10^3 has maintain streamlined. What is the largest average velocity in m/s of blood flow in the artery ? (b) Calculate also the rate of flow of blood in m^3 s^-1 in the artery while streamline flow. Viscosity of blood is 2.084 x 10^-3 pa s, density of blood is 1.06 x 10^-3 and Reynold’s number is 2000.
20
Sep
(a) The flow of blood in an artery of radius 2×10^3 has maintain streamlined. What is the largest average velocity in m/s of blood flow in the artery ? (b) Calculate also the rate of flow of blood in m^3 s^-1 in the artery while streamline flow. Viscosity of blood is 2.084 x 10^-3 pa [...]
What should be the average velocity of water in a tube of diameter 2 cm so that the flow is streamlined ? the viscosity n of water is 0.001 kg m^-1 s^-1 and Reynold’s number Re is 1000. Take density of water to be 10^3 kgm^-3.
20
Sep
What should be the average velocity of water in a tube of diameter 2 cm so that the flow is streamlined ? the viscosity n of water is 0.001 kg m^-1 s^-1 and Reynold’s number Re is 1000. Take density of water to be 10^3 kgm^-3. A rectangular film of liquid is extended from (4cm×2cm) [...]