Physics GK 08 - General Properties of Matter

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1).
Which of the following is incorrect about the Inter atomic and Intermolecular Forces?
2).
Which of the following states of matter has the weakest Intermolecular forces?
3).
Which of these states of matter has the maximum density?
4).
In which of the following states of matter the Interatomic or intermolecular distance is fixed?
5).
Which of the following relations between Kinetic energy and Potential energy is true about solids?
6).
What is the fourth state of matter called?
7).
What is the property of matter by which a body tends to regain its original configuration after the removal of deforming force known as?
8).
What is the body called which does not have any tendency to recover its original configuration, on the removal of deforming force?
9).
What is the ratio of change in configuration to the original configuration called as?
10).
Which of the following is the unit of Strain?
11).
Which of the following strains is produced in a body if the deforming force produces a change in the shape of the body without changing its volume?
12).
What is the name given to the linear strain produced in the direction of deforming force?
13).
What is the internal restoring force acting per unit area of cross section of the deformed body called?
14).
What is the unit of Stress?
15).
What is the dimensional formula of Stress?
16).
Which of the following statements is correct?
17).
What is the stress known as when there is a relative displacement between various layers of solid?
18).
Which of the following statements represent Hooke's law?
19).
Which of the following factors do not affect the value of modulus of elasticity of a body?
20).
What is Young's Modulus?
21).
What is the force that is required to produce unit elongation in a wire known as?
22).
What do we call the strain produced in a body when the deforming force produces a change in its shape without changing its volume?
23).
In which form is the work done in stretching a wire stored as?
24).
What is the maximum stress after which the wire breaks called as?
25).
On which of the following factors the breaking stress depends?
26).
What will happen if a wire of length L is cut into two or more parts?
27).
What is the ratio of normal stress to the volumetric strain within the elastic limits is called as?
28).
What is the order of distance for interatomic forces to be active?
29).
What is the equilibrium distance for Hydrogen atoms?
30).
What is the order of distance for Vander Wall forces to be active?
1. Which of the following is incorrect about the Inter atomic and Intermolecular Forces?
[A] Both the forces are electrical in origin
[B] Both the forces are active over short distances
[C] General shape of force-distance graph is similar for both the forces
[D] None of the above
2. Which of the following states of matter has the weakest Intermolecular forces?
[A] Solids
[B] Liquids
[C] Gases
[D] It is same in solids, liquids and gases
3. Which of these states of matter has the maximum density?
[A] Solids
[B] Liquids
[C] Gases
[D] None of the above
4. In which of the following states of matter the Interatomic or intermolecular distance is fixed?
[A] Solids
[B] Liquids
[C] Gases
[D] Both a and b
5. Which of the following relations between Kinetic energy and Potential energy is true about solids?
[A] Kinetic energy = Potential energy
[B] Kinetic energy > Potential energy
[C] Kinetic energy >> Potential energy
[D] Kinetic energy < Potential energy
6. What is the fourth state of matter called?
[A] Solid
[B] Liquid
[C] Gas
[D] Plasma
7. What is the property of matter by which a body tends to regain its original configuration after the removal of deforming force known as?
[A] Plasticity
[B] Ductility
[C] Elasticity
[D] Malleability
8. What is the body called which does not have any tendency to recover its original configuration, on the removal of deforming force?
[A] Perfectly plastic
[B] Perfectly elastic
[C] Perfectly ductile
[D] None of the above
9. What is the ratio of change in configuration to the original configuration called as?
[A] Strain
[B] Stress
[C] Elasticity
[D] Rebound
10. Which of the following is the unit of Strain?
[A] Newton
[B] Kg
[C] Watt
[D] None of the above
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