Properties of Solids and Liquids Practice Questions
JEE · Physics · 1982 free MCQs with instant results and detailed explanations.
1982
Total
468
Easy
909
Medium
605
Hard
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Topics in Properties of Solids and Liquids
Elasticity
299
Stress and Strain
248
Young's Modulus
201
Fluid Statics
170
Pascal's Law
129
Bernoulli's Principle
196
Viscosity
202
Surface Tension
233
Capillarity
304
Sample Questions from Properties of Solids and Liquids
Here are 10 sample questions. Start a quiz to get randomized questions with scoring.
Q1
Easy
Which of the following is NOT a property of elastic materials?
A.
Ability to return to original shape
B.
Permanent deformation under load
C.
Stress-strain relationship
D.
Depends on material structure
Show Answer & Explanation
Correct Answer: B
Elastic materials return to their original shape after the load is removed. Permanent deformation indicates plasticity, not elasticity.
Q2
Easy
Young's modulus is defined as the ratio of which two quantities?
A.
Stress to strain
B.
Strain to stress
C.
Force to area
D.
Volume to length
Show Answer & Explanation
Correct Answer: A
Young's modulus is defined as the ratio of tensile stress to tensile strain, reflecting material stiffness.
Q3
Easy
A steel rod of length L and cross-sectional area A is subjected to a tensile force F. The elongation ΔL produced is given by which formula?
A.
ΔL = (F * L) / (A * Y)
B.
ΔL = (Y * F) / (A * L)
C.
ΔL = (A * L) / (F * Y)
D.
ΔL = (F * A) / (Y * L)
Show Answer & Explanation
Correct Answer: A
The formula ΔL = (F * L) / (A * Y) describes how elongation relates to force, length, area, and Young's modulus.
Q4
Medium
Which of the following statements about Young's modulus is correct?
A.
It is the ratio of tensile stress to tensile strain.
B.
It is dimensionless.
C.
It increases with temperature.
D.
It is only applicable to fluids.
Show Answer & Explanation
Correct Answer: A
Young's modulus is defined as the ratio of tensile stress (force per area) to tensile strain (relative deformation), making option A correct.
Q5
Medium
A rubber band is stretched from its original length of 10 cm to 15 cm. If the force applied is 5 N, what is the strain of the rubber band?
A.
0.5
B.
0.25
C.
0.75
D.
1.0
Show Answer & Explanation
Correct Answer: A
Strain is defined as the change in length divided by the original length. Thus, strain = (15 cm - 10 cm) / 10 cm = 0.5.
Q6
Medium
An elastic material returns to its original shape after removing the load. This property is primarily attributed to:
A.
Plasticity
B.
Elasticity
C.
Viscosity
D.
Rheology
Show Answer & Explanation
Correct Answer: B
Elasticity is the property of a material to return to its original shape after the removal of the load, making option B the correct answer.
Q7
Medium
A bar of length 1 m and cross-sectional area 2 cm² is subjected to a tensile force of 2000 N. What is the elongation produced if the Young's modulus is 2 × 10^11 N/m²?
A.
0.005 m
B.
0.01 m
C.
0.0025 m
D.
0.001 m
Show Answer & Explanation
Correct Answer: B
Elongation can be calculated using the formula ΔL = (F * L) / (A * Y), which gives us 0.01 m for this case.
Q8
Hard
A steel wire of length L and diameter d is stretched by a force F. If the length is doubled and diameter is halved, what will be the new stress if the same force is applied?
A.
Increases by a factor of 4
B.
Decreases by a factor of 2
C.
Remains unchanged
D.
Increases by a factor of 8
Show Answer & Explanation
Correct Answer: D
Stress is given by force divided by area. When diameter is halved, area decreases by a factor of 4, thus stress increases by a factor of 8.
Q9
Hard
A wire of length 2m and cross-sectional area 2mm² is stretched by a force of 100N. What is the Young's modulus of the wire?
A.
200 MPa
B.
250 MPa
C.
500 MPa
D.
1000 MPa
Show Answer & Explanation
Correct Answer: C
Young's modulus is defined as stress/strain. Here, stress = F/A and strain = ΔL/L. Calculate to find Young's modulus.
Q10
Hard
If a material deforms elastically up to a limit of 0.5% strain, beyond which it undergoes plastic deformation, what is the modulus of resilience of this material given its Young's modulus is 200 GPa?
A.
0.5 kJ/m³
B.
1.0 kJ/m³
C.
0.25 kJ/m³
D.
2.0 kJ/m³
Show Answer & Explanation
Correct Answer: B
Modulus of resilience is the energy per unit volume. It is calculated as (1/2) * σ * ε, with σ = E * ε.
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Properties of Solids and Liquids — JEE Physics Practice Questions Online
This page contains 1982 practice MCQs for the chapter Properties of Solids and Liquids in JEE Physics. The questions are organized by difficulty — 468 easy, 909 medium, 605 hard — so you can choose the right level for your preparation.
Every question includes a detailed explanation to help you understand the concept, not just memorize answers. Take a timed quiz to simulate exam conditions, or practice at your own pace with no time limit. This chapter covers 9 topics, giving you comprehensive coverage of the entire chapter.