ECAT Pre Engineering Physics Chapter 17 MCQ Test With Answer

Top Scorers Of Physics ECAT Pre Engineering Chapter 17 Physics of Solid MCQ`s Test

Sr.#	Question	Answer
1	In a semi-conductor material, current flows due to	A. positive charge B. negative charge C. both of them D. none of them
2	The conduction band in a solid	A. may be empty B. cannot be empty C. should be filed D. all of them
3	Amorphous solids are also called as	A. crystalline solids B. polymeric solids C. glassy solids D. any one of them
4	Arsenic, antimony and phosphorus are the elements from	A. third group B. fourth group C. fifth group D. none of them
5	The ability of the body to return to its original shape is called	A. deformation B. stretching C. compressing D. elasticity
6	The measure of the deformation in a solid when stress is applied to its is called	A. elastic constant B. young's modulus C. strain D. elasticity
7	In a cubic crystal, All solids meet at:	A. 60^o B. 90^o C. 109^o D. 30^o
8	The SI unit of stress is	A. N/m² B. Nmc C. dynes/m D. N
9	The molecules or ions in a crystalline solids are	A. static B. not static C. randomly moving D. all of them
10	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