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

The magnetism produced by electrons within an atom can arise from

Question # 2

Zirconia is classified as:

Question # 3

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

Question # 4

The modulus of elasticity can be written as

Question # 5

The smallest three dimensional basic structure is called as:

Question # 6

In crystalline solids, atoms are held about their equilibrium positions depending upon the strength of:

Question # 7

An atom in which there is a resultant magnetic field, behaves like a tiny magnet and is called as

Question # 8

The materials in which there are plenty of free electrons for electrical conduction are known as

Question # 9

Any superconductor with critical temperature above 77 K, is referred as

Question # 10

Arsenic, antimony and phosphorus are the elements from

Question # 11

The neighbours of every molecule in crystalline solids are arranged in

Question # 12

The ratio of shearing stress/shearing strain is called as

Question # 13

The electrons in the outermost shell of an atom are called

Question # 14

The crystalline structure of NaCI is

Question # 15

The band above the valence band is called

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 Within each domain, the magnetic field of all the spinning electrons are
A. parallel
B. antiparallel
C. perpendicular
D. all of them
2 Which of the following can become a good permanent magnet
A. iron
B. steel
C. both of them
D. none of them
3 Examples of polymeric substances are:
A. Plastic
B. Synthetic rubbers
C. Zirconia
D. All of these
4 In a semi-conductor material, the total current is
A. only the +ve current
B. only the electronic current
C. sum of +ve and electronic current
D. all of them
5 Semi-conductor elements have atoms with
A. 2 valence electrons
B. 3 valence electrons
C. 4 valence electrons
D. 5 valence electrons
6 In crystalline solids, atoms are held about their equilibrium positions depending upon the strength of:
A. Adhesive force
B. Nuclear forces
C. Inter atomic cohesive force
D. Electromagnetic force
7 When a large number of atoms are brought close to one another to form a solid, each energy level of an isolated atom splits into sub-levels, called
A. energy bands
B. energy shells
C. states
D. all of them
8 Amorphous solids are also called as
A. crystalline solids
B. polymeric solids
C. glassy solids
D. any one of them
9 The ability of the body to return to its original shape is called
A. deformation
B. stretching
C. compressing
D. elasticity
10 Each atom in a metal crystal vibrates about a fixed point with an amplitude that:
A. Decrease the rise in temprature
B. Is not affected by rise in temprature
C. Increase with rise in temprature
D. Both (B) and (C)

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  • farooq,khan

    farooq,khan

    17 Oct 2018

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

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