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Chapters
Chapter 2: Current Electricity
Chapter 3: Magnetism and magnetic effects of electric current
Chapter 4: Electromagnetic Induction And Alternating Current
Chapter 5: Electromagnetic waves
Chapter 6: Ray Optics
Chapter 7: Wave Optics
Chapter 8: Dual Nature of Radiation and Matter
Chapter 9: Atomic and Nuclear physics
Chapter 10: Electronics and Communication
Chapter 11: Recent Developments in Physics
Chapter 11: Recent Developments in Physics
Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Physics Volume 1 and 2 Answers Guide Chapter 11 Recent Developments in Physics Evaluation [Pages 282 - 283]
Multiple Choice Questions
The particle size of ZnO material is 30 nm. Based on the dimension it is classified as
Bulk material
Nanomaterial
Soft material
Magnetic material
Which one of the following is the natural nanomaterial.
Peacock feather
Peacock beak
Grain of sand
Skin of the Whale
The blue print for making ultra-durable synthetic material is mimicked from ____________.
Lotus leaf
Morpho butterfly
Parrot fish
Peacock feather
The method of making nanomaterial by assembling the atoms is called ____________.
Top down approach
Bottom up approach
Cross down approach
Diagonal approach
“Ski wax” is an application of nano product in the field of ____________.
Medicine
Textile
Sports
Automotive industry
The materials used in Robotics are ____________.
Aluminium and silver
Silver and gold
Copper and gold
Steel and aluminium
The alloys used for muscle wires in Robots are ____________.
Shape memory alloys
Gold copper alloys
Gold silver alloys
Two dimensional alloys
The technology used for stopping the brain from processing pain is ____________.
Precision medicine
Wireless brain sensor
Virtual reality
Radiology
The particle which gives mass to protons and neutrons are ____________.
Higgs particle
Einstein particle
Nanoparticle
Bulk particle
The gravitational waves were theoretically proposed by ____________.
Conrad Rontgen
Marie Curie
Albert Einstein
Edward Purcell
Short answers
Distinguish between Nanoscience and Nanotechnology.
What is the difference between Nano materials and Bulk materials?
Give any two examples for “Nano” in nature.
Mention any two advantages and disadvantages of Robotics.
Why steel is preferred in making Robots?
What are black holes?
What are subatomic particles?
Long Answers
Discuss the applications of Nanomaterials in various fields.
What are the possible harmful effects of the usage of Nanoparticles? Why?
Discuss the functions of key components in Robots?
Elaborate any two types of Robots with relevant examples.
Comment on the recent advancement in medical diagnosis and therapy.
Chapter 11: Recent Developments in Physics
Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Physics Volume 1 and 2 Answers Guide chapter 11 - Recent Developments in Physics
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Concepts covered in Class 12th Physics Volume 1 and 2 Answers Guide chapter 11 Recent Developments in Physics are Nanoscience and Nanotechnology, Robotics, Physics in Medical Diagnosis and Therapy, What is Physics?.
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