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NEET UG PHYSICS Multiple Choice Questions (MCQs)

NEET UG Physics - Properties of Solids and Liquids MCQs

91. The stress-strain relationship for a material is given by Hooke's Law. This law is valid up to:

a) Elastic limit

b) Yield point

c) Breaking point

d) Ultimate strength

Answer: a) Elastic limit

92. The unit of Young's modulus is:

a) N/m²

b) N/m

c) N/m²·m

d) N·m

Answer: a) N/m²

93. Bulk modulus is defined as the ratio of:

a) Force to area

b) Volume stress to volume strain

c) Change in pressure to change in volume

d) Change in temperature to change in pressure

Answer: b) Volume stress to volume strain

94. Which of the following is the correct statement about Pascal’s Law?

a) Pressure is independent of the area of contact

b) Pressure at any point in a fluid is proportional to its depth

c) The pressure is the same at all points at the same depth in a liquid

d) Pressure varies with the type of liquid in a container

Answer: c) The pressure is the same at all points at the same depth in a liquid

95. If a body is immersed in a fluid, the force exerted on it by the fluid is called:

a) Upthrust

b) Surface tension

c) Buoyant force

d) Viscosity

Answer: c) Buoyant force

96. The formula for terminal velocity is given by Stokes' law. It is directly proportional to:

a) The square of the radius of the particle

b) The viscosity of the fluid

c) The acceleration due to gravity

d) All of the above

Answer: d) All of the above

97. The critical velocity is the velocity above which the flow of a fluid becomes:

a) Steady

b) Streamlined

c) Turbulent

d) Laminar

Answer: c) Turbulent

98. The Bernoulli’s principle is a statement of the conservation of:

a) Energy

b) Momentum

c) Mass

d) Charge

Answer: a) Energy

99. The pressure across a curved surface, such as in a liquid drop, is higher:

a) On the convex side

b) On the concave side

c) Equally on both sides

d) Only at the top of the curve

Answer: b) On the concave side

100. Surface tension is responsible for the formation of:

a) Bubbles

b) Capillary rise

c) Drops

d) All of the above

Answer: d) All of the above

101. The angle of contact between a liquid and a solid is 90°. This indicates:

a) A strong adhesive force

b) No surface tension

c) The liquid forms a concave meniscus

d) The liquid does not wet the surface

Answer: d) The liquid does not wet the surface

102. Which of the following is a property of fluids that resists their flow?

a) Viscosity

b) Density

c) Surface tension

d) Pressure

Answer: a) Viscosity

103. In the process of conduction, heat transfer occurs through:

a) Movement of fluids

b) Direct contact between particles

c) Radiation

d) Vibrations in the fluid

Answer: b) Direct contact between particles

104. Which of the following is the unit of latent heat?

a) J

b) J/kg

c) J/m²

d) J/K

Answer: b) J/kg

105. The change of state from liquid to gas occurs at the:

a) Melting point

b) Boiling point

c) Freezing point

d) Sublimation point

Answer: b) Boiling point

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NEET UG PHYSICS Multiple Choice Questions (MCQs)

NEET UG Physics - Properties of Solids and Liquids MCQs

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