TS EAMCET PYQs for Fluid Mechanics with Solutions: Practice TS EAMCET Previous Year Questions

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Fluid Mechanics is an important topic in the Physics section in TS EAMCET exam. Practising this topic will increase your score overall and make your conceptual grip on TS EAMCET exam stronger.

This article gives you a full set of TS EAMCET PYQs for Fluid Mechanics with explanations for effective preparation. Practice of TS EAMCET Physics PYQs including Fluid Mechanics questions regularly will improve accuracy, speed, and confidence in the TS EAMCET 2026 exam.

TS EAMCET PYQs for Fluid Mechanics with Solutions

1.
A drop of water of radius 0.0015 mm is falling in air. The coefficient of viscosity of air is $ 1.8 \times 10^5 \, \text{kgm}^{-1} \, \text{s}^{-1} $. If the density of the air is neglected, then what will be the terminal velocity of the drop?
- $ 2.72 \times 10^{-5} \, \text{m/s} $
- $ 1.35 \times 10^{-5} \, \text{m/s} $
- $ 2.72 \times 10^{-4} \, \text{m/s} $
- $ 3.45 \times 10^{-4} \, \text{m/s} $
View Solution
2.
An incompressible fluid is flowing through a tube of uniform cross-section. The increase in the power of the pump required to double the rate of flow is:
- 200\%
- 100\%
- 700\%
- 800\%
View Solution
3.
The amplitude of a damped harmonic oscillator becomes $ \frac{1}{n} $ times its initial amplitude $ A_0 $ at the end of 20 oscillations. The amplitude of the oscillator when it completes 40 oscillations is:
- $ \frac{A_0}{n^3} $
- $ A_0 $
- $ \frac{A_0}{n^2} $
- $ \frac{A_0}{n} $
View Solution
4.
The change in moment of inertia of a solid sphere of mass $ M $, radius $ R $, for a small change in temperature $ \Delta t $ is:
- $\frac{2}{5} MR^2 \alpha \Delta t$
- $\frac{4}{5} MR^2 \alpha \Delta t$
- $\frac{7}{5} MR^2 \alpha \Delta t$
- $\frac{3}{5} MR^2 \alpha \Delta t$
View Solution
5.
A convex lens of focal length 10 cm is placed coaxially at a distance of 4 cm to the right of another convex lens of focal length 16 cm. If an object is placed at a distance of 8 cm to the left of the convex lens of focal length 16 cm, then the distance of the final image from the object is:
- 28 cm
- 40 cm
- 36 cm
- 32 cm
View Solution
6.
A cylindrical vessel, open at the top, contains 15 liters of water. Water drains out through a small opening at the bottom. 5 liters of water comes out in time t1, the next 5 litre in further time t₂, and the last 5 litre in further time t₃. then:
- $ t_1 < t_2 < t_3 $
- $t_1>t_2>t_3$
- $t_1 = t_2 = t_3$
- $t_2>t_1=t_3$
View Solution
7.
A wooden cube of side 10 cm floats at the interface between water and oil with its lower surface 3 cm below the interface. If the density of oil is 0.9 g/cmÂ³, the mass of the wooden cube is:
- 940 g
- 900 g
- 1000 g
- 930 g \bigskip
View Solution
8.
The height of water level in a tank of uniform cross-section is 5 m. The volume of the water leaked in 5 s through a hole of area $2.4~mm^{2}$ made at the bottom of the tank is (Assume the level of the water in the tank remains constant and acceleration due to gravity $=10~ms^{-2}$)
- $90\times10^{-6}m^{3}$
- $120\times10^{-6}m^{3}$
- $80\times10^{-6}m^{3}$
- $40\times10^{-6}m^{3}$
View Solution
9.
If the excess pressures inside two soap bubbles are in the ratio $ 2:3 $, then the ratio of the volumes of the soap bubbles is:
- $ 3:2 $
- $ 9:4 $
- $ 27:8 $
- $ 81:16 $
View Solution
10.
Two spherical rain drops of radii in the ratio 4:5 are falling vertically through air. The ratio of the terminal velocities of the rain drops is:
- $ 64:125 $
- $ 16:25 $
- $ 4:5 $
- $ 1:1 $
View Solution
11.
The ratio of the specific heat capacities of a gas is 1.5. When the gas undergoes an adiabatic process, its volume is doubled and pressure becomes $ P_1 $. When the gas undergoes isothermal process, its volume is doubled and pressure becomes $ P_2 $. If $ P_1 = P_2 $, the ratio of the initial pressures of the gas when it undergoes adiabatic and isothermal processes is:
- $ \sqrt{3}: \sqrt{2} $
- $ 1: 1 $
- $ \sqrt{3}:1 $
- $ \sqrt{2}:1 $ \bigskip
View Solution
12.
A cylinder of mass m and material density ρ hanging from a string is lowered into a vessel of cross - sectional area A containing a liquid of density σ (< ρ) until it is fully immersed. The increase in pressure at the bottom of the vessel is:
- Zero
- mg/A
- mgρ/σA
- mσg/ρA
View Solution
13.
A uniform narrow tube of length one metre with one end closed contains 25 cm long mercury thread, which traps a column of air at the closed end. When the tube is held vertically with the open end up, the length of the air column near the closed end is 21 cm and when the tube is held horizontally, the length of the air column near the closed end is ‘L’. If the atmospheric pressure is equal to the pressure of 75 cm of mercury, then $ L $ is:
- $ 35 \, \text{cm} $
- $ 28 \, \text{cm} $
- $ 7 \, \text{cm} $
- $ 14 \, \text{cm} $
View Solution
14.
A big liquid drop splits into 'n' similar small drops under isothermal conditions, then in this process:
- Volume decreases
- Total surface area decreases
- Energy is absorbed
- Energy is liberated \bigskip
View Solution

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TS EAMCET PYQs for Fluid Mechanics with Solutions: Practice TS EAMCET Previous Year Questions

TS EAMCET PYQs for Fluid Mechanics with Solutions

1.
A drop of water of radius 0.0015 mm is falling in air. The coefficient of viscosity of air is \( 1.8 \times 10^5 \, \text{kgm}^{-1} \, \text{s}^{-1} \). If the density of the air is neglected, then what will be the terminal velocity of the drop?

2.
An incompressible fluid is flowing through a tube of uniform cross-section. The increase in the power of the pump required to double the rate of flow is:

3.
The amplitude of a damped harmonic oscillator becomes \( \frac{1}{n} \) times its initial amplitude \( A_0 \) at the end of 20 oscillations. The amplitude of the oscillator when it completes 40 oscillations is:

4.
The change in moment of inertia of a solid sphere of mass \( M \), radius \( R \), for a small change in temperature \( \Delta t \) is:

5.
A convex lens of focal length 10 cm is placed coaxially at a distance of 4 cm to the right of another convex lens of focal length 16 cm. If an object is placed at a distance of 8 cm to the left of the convex lens of focal length 16 cm, then the distance of the final image from the object is:

6.
A cylindrical vessel, open at the top, contains 15 liters of water. Water drains out through a small opening at the bottom. 5 liters of water comes out in time t1, the next 5 litre in further time t₂, and the last 5 litre in further time t₃. then:

7.
A wooden cube of side 10 cm floats at the interface between water and oil with its lower surface 3 cm below the interface. If the density of oil is 0.9 g/cmÂ³, the mass of the wooden cube is:

8.
The height of water level in a tank of uniform cross-section is 5 m. The volume of the water leaked in 5 s through a hole of area \(2.4~mm^{2}\) made at the bottom of the tank is (Assume the level of the water in the tank remains constant and acceleration due to gravity \(=10~ms^{-2}\))

9.
If the excess pressures inside two soap bubbles are in the ratio \( 2:3 \), then the ratio of the volumes of the soap bubbles is:

10.
Two spherical rain drops of radii in the ratio 4:5 are falling vertically through air. The ratio of the terminal velocities of the rain drops is:

12.
A cylinder of mass m and material density ρ hanging from a string is lowered into a vessel of cross - sectional area A containing a liquid of density σ (< ρ) until it is fully immersed. The increase in pressure at the bottom of the vessel is:

14.
A big liquid drop splits into 'n' similar small drops under isothermal conditions, then in this process:

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TS EAMCET PYQs for Fluid Mechanics with Solutions

1.A drop of water of radius 0.0015 mm is falling in air. The coefficient of viscosity of air is \( 1.8 \times 10^5 \, \text{kgm}^{-1} \, \text{s}^{-1} \). If the density of the air is neglected, then what will be the terminal velocity of the drop?

2.An incompressible fluid is flowing through a tube of uniform cross-section. The increase in the power of the pump required to double the rate of flow is:

3. The amplitude of a damped harmonic oscillator becomes \( \frac{1}{n} \) times its initial amplitude \( A_0 \) at the end of 20 oscillations. The amplitude of the oscillator when it completes 40 oscillations is:

4. The change in moment of inertia of a solid sphere of mass \( M \), radius \( R \), for a small change in temperature \( \Delta t \) is:

5. A convex lens of focal length 10 cm is placed coaxially at a distance of 4 cm to the right of another convex lens of focal length 16 cm. If an object is placed at a distance of 8 cm to the left of the convex lens of focal length 16 cm, then the distance of the final image from the object is:

6.A cylindrical vessel, open at the top, contains 15 liters of water. Water drains out through a small opening at the bottom. 5 liters of water comes out in time t1, the next 5 litre in further time t2, and the last 5 litre in further time t3. then:

7.A wooden cube of side 10 cm floats at the interface between water and oil with its lower surface 3 cm below the interface. If the density of oil is 0.9 g/cmÂ³, the mass of the wooden cube is:

8.The height of water level in a tank of uniform cross-section is 5 m. The volume of the water leaked in 5 s through a hole of area \(2.4~mm^{2}\) made at the bottom of the tank is (Assume the level of the water in the tank remains constant and acceleration due to gravity \(=10~ms^{-2}\))

9.If the excess pressures inside two soap bubbles are in the ratio \( 2:3 \), then the ratio of the volumes of the soap bubbles is:

10.Two spherical rain drops of radii in the ratio 4:5 are falling vertically through air. The ratio of the terminal velocities of the rain drops is:

12.A cylinder of mass m and material density ρ hanging from a string is lowered into a vessel of cross - sectional area A containing a liquid of density σ (< ρ) until it is fully immersed. The increase in pressure at the bottom of the vessel is:

14.A big liquid drop splits into 'n' similar small drops under isothermal conditions, then in this process:

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1.
A drop of water of radius 0.0015 mm is falling in air. The coefficient of viscosity of air is \( 1.8 \times 10^5 \, \text{kgm}^{-1} \, \text{s}^{-1} \). If the density of the air is neglected, then what will be the terminal velocity of the drop?

2.
An incompressible fluid is flowing through a tube of uniform cross-section. The increase in the power of the pump required to double the rate of flow is:

3.
The amplitude of a damped harmonic oscillator becomes \( \frac{1}{n} \) times its initial amplitude \( A_0 \) at the end of 20 oscillations. The amplitude of the oscillator when it completes 40 oscillations is:

4.
The change in moment of inertia of a solid sphere of mass \( M \), radius \( R \), for a small change in temperature \( \Delta t \) is:

5.
A convex lens of focal length 10 cm is placed coaxially at a distance of 4 cm to the right of another convex lens of focal length 16 cm. If an object is placed at a distance of 8 cm to the left of the convex lens of focal length 16 cm, then the distance of the final image from the object is:

6.
A cylindrical vessel, open at the top, contains 15 liters of water. Water drains out through a small opening at the bottom. 5 liters of water comes out in time t1, the next 5 litre in further time t₂, and the last 5 litre in further time t₃. then:

7.
A wooden cube of side 10 cm floats at the interface between water and oil with its lower surface 3 cm below the interface. If the density of oil is 0.9 g/cmÂ³, the mass of the wooden cube is:

8.
The height of water level in a tank of uniform cross-section is 5 m. The volume of the water leaked in 5 s through a hole of area \(2.4~mm^{2}\) made at the bottom of the tank is (Assume the level of the water in the tank remains constant and acceleration due to gravity \(=10~ms^{-2}\))

9.
If the excess pressures inside two soap bubbles are in the ratio \( 2:3 \), then the ratio of the volumes of the soap bubbles is:

10.
Two spherical rain drops of radii in the ratio 4:5 are falling vertically through air. The ratio of the terminal velocities of the rain drops is:

12.
A cylinder of mass m and material density ρ hanging from a string is lowered into a vessel of cross - sectional area A containing a liquid of density σ (< ρ) until it is fully immersed. The increase in pressure at the bottom of the vessel is:

14.
A big liquid drop splits into 'n' similar small drops under isothermal conditions, then in this process: