ECAT Pre Engineering Physics Chapter 17 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 17 Physics of Solid

Try The MCQ's Test For Physics ECAT Pre Engineering Chapter 17 Physics of Solid

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Physics ECAT Pre Engineering Chapter 17 Physics of Solid

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Question # 1

Examples of crystalline solids are:

Question # 2

When the shear stress and shear stain are involved, then their ratio is called

Question # 3

The measure of the deformation in a solid when stress is applied to its is called

Question # 4

Amorphous solids are also more like

Question # 5

The bands below the valence band are

Question # 6

The word amorphous means:

Question # 7

In the stress-strain graph, stress is increased linearly with strain until a point is reached, this point is known as

Question # 8

Which of the following theory completely explain the three types of materials

Question # 9

Polymers are the chemical combination of carbon with:

Question # 10

The pattern of NaCl particles have a shape which is :

Question # 11

The materials in which valence electrons are bound very tightly to their atoms and are not free, are known as

Question # 12

There are some whose resistivity becomes zero below a certain temperature, called

Question # 13

The solids are classified as:

Question # 14

The amplitude of oscillation of each atom in a metallic crystal rises with the

Question # 15

The arrangement or molecules or atoms in a crystalline solid can be studied by using:

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 The force which maintain the strict long-range order between atoms of a crystalline solid is the:
A. Nuclear force
B. Cohesive force
C. Adhesive force
D. Coulomb force
2 The number of different crystals systems based on the geometrical arrangement of their atoms and the resultant geometrical structure are
A. 5
B. 7
C. 9
D. 14
3 A structure of polymeric solid is:
A. An ordered structure
B. A disordered structure
C. Intermediate between order and disorder
D. Any of these
4 The word amorphous means:
A. Without any structure
B. With definite structure
C. Regular arrangement of molecules
D. Both (B) and (C)
5 An atom in which there is a resultant magnetic field, behaves like a tiny magnet and is called as
A. magnetic
B. magnetic dipole
C. magnetic monopole
D. none of them
6 The crystalline structure of NaCI is
A. rectangular
B. hexagonal
C. tetrahedral
D. cubical
7 The bands below the valence band are
A. completely filled and play active part in conduction process
B. completely filled and plays no part in conduction process
C. completely filled and play active part in conduction process
D. not completely filled and play no part in conduction process
8 In a semi-conductor material, current flows due to
A. positive charge
B. negative charge
C. both of them
D. none of them
9 When a stress changes length, it is called the
A. compressional stress
B. tensile stress
C. shear stress
D. any one of them
10 Electrons of an isolated atom are bound to the nucleus, and
A. can only have distinct energy level
B. can only have same energy level
C. may or may not have distinct energy levels
D. none of these

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  • farooq,khan

    farooq,khan

    17 Oct 2018

    when,stress,apply,change,in,length,called,tensil,stress

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