Chapter 13 – Fluid Mechanics
Sahay Sir > Question Answers > Arihant Physics by D.C Pandey > Volume 1 > Chapter 13 - Fluid Mechanics
A container has a small hole at its bottom. Area of cross-section of the hole is A1 and that of the container is A2. Liquid is poured in the container at a constant rate Qm^3s−1. The maximum level of liquid in the container will be
18
Sep
A container has a small hole at its bottom. Area of cross-section of the hole is A1 and that of the container is A2. Liquid is poured in the container at a constant rate Qm^3s−1. The maximum level of liquid in the container will be In the figure shown September 18, 2020 Category: Arihant Physics [...]
There is a hole of an area a at a bottom of cylindrical of area A. water is filled up to a height h and water flow out in t second. If water is filled to a height 4h, it will flow out in time.
18
Sep
There is a hole of an area a at a bottom of cylindrical of area A. water is filled up to a height h and water flow out in t second. If water is filled to a height 4h, it will flow out in time. it will flow out in time. There is a hole [...]
Air is blown through a pipe AB at a rate of 15 L/min. The cross-sectional area of the broad portion of the pipe AB is 2 cm^2 and that of the narrow portion is 0.5 cm^2 . The difference in water level h is : (density of air=1.32 kg/m 3 )
18
Sep
Air is blown through a pipe AB at a rate of 15 L/min. The cross-sectional area of the broad portion of the pipe AB is 2 cm^2 and that of the narrow portion is 0.5 cm^2 . The difference in water level h is : (density of air=1.32 kg/m 3 ) In the figure shown [...]
If cross- sectional area of limb I is A1 and that of limb II is A2 then velocity of the liquid in the tube will be, (cross- sectional area of tube is very small)
18
Sep
If cross- sectional area of limb I is A1 and that of limb II is A2 then velocity of the liquid in the tube will be, (cross- sectional area of tube is very small) (cross- sectional area of tube is very small) If cross- sectional area of limb I is A1 and that of limb [...]
Air stream flows horizontally past an aeroplane wing of surface area 4m^2. The speed of air over the top surface is 60ms^−1 and under the bottom surface is 40ms^−1 The force of lift on the wing is (density of air =1kgm^−3)
18
Sep
Air stream flows horizontally past an aeroplane wing of surface area 4m^2. The speed of air over the top surface is 60ms^−1 and under the bottom surface is 40ms^−1 The force of lift on the wing is (density of air =1kgm^−3) In the figure shown September 18, 2020 Category: Arihant Physics by D.C Pandey , [...]
The pressure of water in a pipe when tap is closed are 5.5 x 10^5N/m^2. When tap gets open, pressure reduces to 5×10^5N/m^2. The velocity with which water comes out on opening the tap is
18
Sep
The pressure of water in a pipe when tap is closed are 5.5 x 10^5N/m^2. When tap gets open, pressure reduces to 5×10^5N/m^2. The velocity with which water comes out on opening the tap is pressure reduces to 5x10^5N/m^2. The velocity with which water comes out on opening the tap is The pressure of water [...]
In the given figure, the velocity v3 will be
18
Sep
In the given figure, the velocity v3 will be In the given figure the velocity v3 will be September 18, 2020 Category: Arihant Physics by D.C Pandey , Chapter 13 - Fluid Mechanics , Volume 1 ,
Water flows along a horizontal pipe of non-uniform cross-section. The pressure is 1 cm of Hg, where the velocity is 35 cm/s . At a point where the velocity is 65cm/s the pressure will be
18
Sep
Water flows along a horizontal pipe of non-uniform cross-section. The pressure is 1 cm of Hg, where the velocity is 35 cm/s . At a point where the velocity is 65cm/s the pressure will be Water flows along a horizontal pipe of non-uniform cross-section. The pressure is 1 cm of Hg where the velocity is [...]
Water is flowing through two horizontal pipes of different diameter which are connected together. The diameter of the two pipes are 3 cm and 6 cm respectively. If the speed of water in the narrower tube is 4 m/s. Then, the speed of water in the wider tube is :
18
Sep
Water is flowing through two horizontal pipes of different diameter which are connected together. The diameter of the two pipes are 3 cm and 6 cm respectively. If the speed of water in the narrower tube is 4 m/s. Then, the speed of water in the wider tube is : A closed rectangular tank is [...]
A water tank placed on the floor has two small holes, pinched in the vertical wall, one above the other. The holes are 2.4 cm and 7.6cm above the floor. If the jets of water issuing out from the holes hit the floor at the same point then the height of water in the tank is
18
Sep
A water tank placed on the floor has two small holes, pinched in the vertical wall, one above the other. The holes are 2.4 cm and 7.6cm above the floor. If the jets of water issuing out from the holes hit the floor at the same point then the height of water in the tank [...]