Question
A rubber ball is dropped from a height of 2 metres. To
what height will it rise if there is no loss of energy/velocity after rebounding?Solution
The potential energy of a body when raised through height h is given by mgh. Each time, a normal rubber ball hits the floor, it loses one-fifth of its total energy and the rebound height is proportional to energy, so each bounce will rebound to four-fifth of the previous bounce.
What is the position of C with respect to the one who sits to the immediate right of Z?
How many steps will be required to get the final output from the following input?
Input: 183 35 553 201 273 249 511 91
If all the letters of the word " FLYOVER " are arranged in alphabetical order then how many letters will retain their original position?
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