Question
If all the digits of the number 785789578393 are
arranged in ascending order from the left end, then the position of how many digits remain unchanged after the rearrangement?Solution
7Â Â Â Â Â Â Â Â Â Â Â Â Â 8Â Â Â Â Â Â Â Â Â Â Â Â Â 5 Â Â Â Â Â Â Â Â Â Â Â Â Â 7Â Â Â Â Â Â Â Â Â Â Â Â Â 8Â Â Â Â Â Â Â Â Â Â Â Â Â 9Â Â Â Â Â Â Â Â Â Â Â Â Â 5Â Â Â Â Â Â Â Â Â Â Â Â Â 7Â Â Â Â Â Â Â Â Â Â Â Â Â 8 Â Â Â Â Â Â Â Â Â Â Â Â Â 3Â Â Â Â Â Â Â Â Â Â Â Â Â 9 Â Â Â Â Â Â Â Â Â Â Â Â Â 3 3Â Â Â Â Â Â Â Â Â Â Â Â Â 3Â Â Â Â Â Â Â Â Â Â Â Â Â 5 Â Â Â Â Â Â Â Â Â Â Â Â Â 5Â Â Â Â Â Â Â Â Â Â Â Â Â 7Â Â Â Â Â Â Â Â Â Â Â Â Â 7Â Â Â Â Â Â Â Â Â Â Â Â Â 7Â Â Â Â Â Â Â Â Â Â Â Â Â 8Â Â Â Â Â Â Â Â Â Â Â Â Â 8 Â Â Â Â Â Â Â Â Â Â Â Â Â 8Â Â Â Â Â Â Â Â Â Â Â Â Â 9 Â Â Â Â Â Â Â Â Â Â Â Â Â 9
When two charged bodies are properly connected but do not exchange electric current, it indicates that they have the same _____.
Which lens is used in sodium reflector lamp ?Â
Which of the following is the time taken for one complete oscillation of a sound wave in the density of the medium?
According to Maxwell’s right-hand thumb rule, the direction of magnetic field lines around a current-carrying wire is indicated by the:
The SI unit of electric current is:
Mercalli scale is the instrument used for measuring the intensity of ___________.
Which compound is used to prepare water proof clothes?
Which of the following layers of the atmosphere makes Radio Communication possible?
Which of the following is the least penetrating power rays ?
With reference to the types of electromagnetic waves, consider the following statements:
(I) Radio waves have the highest wavelength range among ...