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Kerala (English Medium)->Plus 1 Computer Science Questions

Total Questions 101
what using algorithm
can a body have varying velocity with constant speed ?explain?
what is motion?
what is displacement?
What is partial pressure
a drunkard walking along a narrow lane takes 5 steps forward and 3 steps backward followed again by 5 steps forward and 3 steps backward,and so on.each step is 1m long and requires 1s.plot the x-t graph of his motion. determine graphically and otherwise how long the drunkard takes to fall in a pit 13 m away from the start?
Write a C++ statement to declare a 2D array for storing integer elements of a matrix of order 5 x 4
The header file stdio.h provides functions for input and output of strings. Write the names of these functions and explain how they differ from c in>> and cout<< respectively.
Define a user-defined function that can accept two numbers on calling and return the sum of their squares, (For example, if 2 and 3 are passed to the function, it should return 13, which is obtained by 22 + 32).
What is wrong with the usages of the following functions? a) tolower ("hello") b) pow (5, 2.5)
Write an algorithm to display the even numbers upto 100 in the reverse order. That 1s, the output should be 100, 98, 96, ....... .... , 4, 2.
Draw a flowchart to print the first 10 multiples of a given number. (For example, if 5 is given as the input, the output should be 5, 10, 15; .... ,50).
A function can be invoked by two methods based on passing the parameter. Which are they? How do they differ?
Write a C++ program to input a number and display all of its factors. (For example, if the input is 28, the output should be 1, 2, 4, 7, 14, 28).
Write a C++ program input a number and find the number of vowels(the alphabets a,e,i,o,u)in it.
what is signtific data processing?
WHAT IS THE IMPORTANT FEATURE OF THOMSON'S PLUM PUDDING MODEL?
what you mean by thermal energy?
what you mean by gravitational force?
what is kinetic energy