Top 150+ Solved Fundamentals of NanoScience MCQ Questions Answer

From 1 to 15 of 146

Q. Nanomaterials are the materials with at least one dimension measuring less than

a. 1 nm

b. 10 nm

c. 100 nm

d. 1000 nm

  • c. 100 nm

Q. A material with one dimension in Nano range and the other two dimensions are large is called

a. micro-material

b. quantum wire

c. quantum well

d. quantum dot

  • c. quantum well

Q. The colour of the nano gold particles is

a. yellow

b. orange

c. red

d. variable

  • d. variable

Q. The melting point of particles in nano form

a. increases

b. decreases

c. remains same

d. increases then decreases

  • b. decreases

Q. The first talk about nano-technology was given by                        

a. albert einstein

b. newton

c. gordon e. moore

d. richard feynman

  • d. richard feynman

Q. Which of the processes of materials was not described as Nanotechnology?

a. separation

b. creation

c. processing

d. consolidation

  • b. creation

Q. The initial tools used to help launch the nanoscience revolution were                        

a. binoculars

b. microscope

c. scanning probe instruments

d. interferometer

  • c. scanning probe instruments

Q. Calculate the line voltage in star connection when phase voltage=311 V.

a. 548.29 v

b. 538.66 v

c. 587.28 v

d. 185.58 v

  • b. 538.66 v

Q. SCIM has a                    

a. shorter life

b. medium life

c. longer life

d. infinite life

  • c. longer life

Q. Calculate the active power in a 11710 H inductor.

a. 8245 w

b. 1781 w

c. 0 w

d. 1964 w

  • c. 0 w

Q. Full form of CEL is                          

a. central electronics limited

b. central electrical limited

c. circle electronics limited

d. circle electrical limited

  • a. central electronics limited

Q. Full form of BEL is                          

a. busy electronics limited

b. burden electrical limited

c. bharat electronics limited

d. brahma electrical limited

  • c. bharat electronics limited

Q. The temperature at which plastics begin to become softer and defer under a load is known as                    

a. softening point

b. melting point

c. eutectic point

d. heat distortion point

  • d. heat distortion point

Q. What’s the procedure in Top-down fabrication method?

a. nano-particles -> powder -> bulk

b. powder -> bulk – > nano-particles

c. bulk -> powder – > nano-particles

d. nano-particle – > bulk -> powder

  • c. bulk -> powder – > nano-particles

Q. Which of the following is an example of Bottom Up approach?

a. attrition

b. colloidal dispersion

c. milling

d. etching

  • b. colloidal dispersion
Subscribe Now

Get All Updates & News