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ECAT Pre General Science Physics Chapter 17 Physics of Solids Online Test
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Total Questions30
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Time Allowed30
ECAT Pre General Science Physics Chapter 17 Physics of Solids Online Test
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Question # 1
When a silicon crystal is doped with a pentavalent element, such an extrinsic semi-conductor is called
Question # 2
In a semi-conductor material, the total current is
Question # 3
The pattern of NaCl particles have a shape which is :
Question # 4
A structure of polymeric solid is:
Question # 5
The whole structure obtained by the repetition of unit cells is called:
Question # 6
Tick the one which is not polymer solid:
Tick the one which is not polymer solid:
Question # 7
Crystalline solids are in the form of:
Question # 8
The solids which has structure in-between order and disorder are called
Question # 9
Tick the one which is not a crystalline solid:
Question # 10
The electrons in the outermost shell of an atom are called
Question # 11
On heating, glass gradually softens into a paste like before it becomes a very viscous liquid at almost
Question # 12
Which of the following can become a good temporarily magnet
Question # 13
The transition from solid state to liquid state is:
Question # 14
Each atom in a metal crystal vibrates about a fixed point with an amplitude that:
Question # 15
The materials in which there are plenty of free electrons for electrical conduction are known as
Question # 16
Experiments revealed that the ratio of the stress to the strain is a constant value for
Question # 17
The curie temperature of iron is about
Question # 18
The substances in which, atom are so oriented that their fields support each other and the atoms behave like tiny magnets, are called
Question # 19
Any superconductor with critical temperature above 77 K, is referred as
Question # 20
When a stress changes length, it is called the
Question # 21
The electrons occupying the conduction band are known as
Question # 22
Every crystalline solid has
Question # 23
When the shear stress and shear stain are involved, then their ratio is called
Question # 24
An ordinary glass gradually softens into a 'paste -like' state before it becomes a very viscous liquid. It happens almost at:
Question # 25
The modulus of elasticity can be written as
Question # 26
In case of the three dimensional deformation, when volume is involved, the ratio of applied stress to volumetric strain is called
Question # 27
The SI unit of strain is
Question # 28
Recently a complex crystalline structure known as Yetrium Barium Copper Oxide have been reported to become superconductor at
Question # 29
Recent studies of ferromagnetism have shown that there exists in ferromagnetic substances small regions called
Question # 30
In a cubic crystal, All solids meet at:
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Biology Chapter 1 MCQ - PDF
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Download PDF with answers to study online or offline. The PDF cotnains all MCQ questions with answers for Class 10 Biology Chapter 1 - Acids and Liquids. Total questions are 12.
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