Engineering Physics unit 4 notes AKTU

 

Engineering Physics unit 4 notes AKTU  

Here in this notes we will cover the many topics of the Engineering Physics . which is taught in AKTU and other universities . So here is the topics which we will cover .

Topics cover in unit 4  Fiber Optics & Laser (Engineering Physics)

Fibre Optics: Principle and construction of optical fiber, Acceptance angle, Numerical aperture, Acceptance cone, Step index and graded index fibers, Fiber optic communication principle, Attenuation, Dispersion, Application of fiber. Laser: Absorption of radiation, Spontaneous and stimulated emission of radiation, Population inversion, Einstein’s Coefficients, Principles of laser action, Solid state Laser (Ruby laser) and Gas Laser (He-Ne laser), Laser applications. 

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HCL Coding Questions:-

• Count Even Sum
  
• Length of Hypotenuse
  

Capgemini Coding Questions:-

• Move Hash
  
• Character with their frequency
  

iMocha coding Questions:-

• Mathematical Calculation: Prime number
  
• Mathematical calculation : odd numbers
  

Tech Mahindra coding questions:-

• Find Even odd difference
  
• Find Total curtains
  
• Find odd even difference
  
• Find total sum
  

Unthinkable Solutions coding questions:-

• Swap the adjacent characters of the string
  
• Double the vowel characters in the string
  
• Character with their frequency
  
• Program to find the closest value
  

Must check this:-

• PPS lab all the problems of 1st year 
• C- program of CPU scheduling Algorithms

Companies interview:-

• Swap adjacent characters 
• Double the vowel characters
  
• Check valid parenthesis
  
• Print the characters with their frequencies
  
• Find closest value
  
• Word Count
•  Program of CaesarCipher
• Program to find the perfect city
• Annual Day | Tech Mahindra coding question
• Find the number of pairs in the array whose sum is equal to a given target.

Full C course:-    

• C -Tutorial
  

Key points:-

• How to set limit in the floating value in python
  
• What is boolean data type
• How to print any character without using format specifier
• How to check that given number is power of 2 or not
  
• How to fix limit in double and floating numbers after dot (.) in c++
  
• How to print a double or floating point number in scientific notation and fixed notation
  
• How to take input a string in c
  
• How to reduce the execution time of program in c++.
  

Cracking the coding interview:-

 Array and string:-

• Is Unique
  
• Check Permutation
  
• Urlify
  
• One away
  
• String Compression
  
• Zero matrix
  

Tree and graph:-

• Route between nodes
  
• Minimal Tree
  
• List of Depth
  
• Validate BST
  
• Successor
  

Hackerearth Problems:-

• Very Cool numbers | Hacker earth solution
• Vowel Recognition | Hackerearth practice problem solution
  
• Birthday party | Hacker earth solution
• Most frequent | hacker earth problem solution
• program to find symetric difference of two sets
•  cost of balloons | Hacker earth problem solution
• Chacha o chacha | hacker earth problem solution
• jadu and dna | hacker earth solution
• Bricks game | hacker earth problem
• Anti-Palindrome strings | hacker earth solution
• connected components in the graph | hacker earth data structure
• odd one out || hacker earth problem solution
• Minimum addition | Hackerearth Practice problem
  
• The magical mountain | Hackerearth Practice problem
  
• The first overtake | Hackerearth Practice problem
  

Hackerrank Problems:-

•  Playing With Characters | Hackerrank practice problem solution
• Sum and Difference of Two Numbers | hackerrank practice problem solution
  
• Functions in C | hackerrank practice problem solution
  
• Pointers in C | hackerrank practice problem solution
  
• Conditional Statements in C | Hackerrank practice problem solution
  
• For Loop in C | hackerrank practice problem solution
  
• Sum of Digits of a Five Digit Number | hackerrank practice problem solution
  
• 1D Arrays in C | hackerrank practice problem solution
  
• Array Reversal | hackerrank practice problem solution
  
• Printing Tokens | hackerrank practice problem solution
  
• Digit Frequency | hackerrank practice problem solution
  
• Calculate the Nth term | hackerrank practice problem solution

Data structure:-

•   Program to find cycle in the graph
• Implementation of singly link list
• Implementation of queue by using link list
• Algorithm of quick sort
• stack by using link list
• program to find preorder post order and inorder of the binary search tree
• Minimum weight of spanning tree
  
• Preorder, inorder and post order traversal of the tree

Must check this:-

• PPS lab all the problems of 1st year 
• C- program of CPU scheduling Algorithms

 MCQs:-

• Engineering mathematics -4 MCQs
• CSS (Computer cyber security ) MCQS