second order equation and application

The second and third periods are known as short periods. Each consists of eight elements. The second period starts with lithium (Z = 3) and ends with inert gas neon (Z = 10). The third period starts with sodium (Z = 11) and ends with argon (Z = 18..

The time of a pendulum′s swing varies directly with the square root of its length. If the pendulum is 1 ft long when the time is 0.2 second, find the time if the length is 9 ft. => 0.6 second or 1.8 seconds or 15 seconds or 0.8 seconds..

C 6 0 fullerene looks different from diamond and graphite. It is a yellow powdery substance, which turns pink on dissolution in solvents like toluene. It polymerizes on exposure to U.V. radiations. Fullerenes are fascinating because they show unusual characteristics and applications li..

The development of the laser has opened many avenues of investigation and improved many others. The important characteristics that have contributed to its usefulness in these many areas are tile coherence, monochromaticity and great intensity of its radiation. (i) The smallest lasers used for telep..

The table shows the percentage of scores obtained by John each year during his four year degree course. Which of the following is the equivalent box-and-whisker plot of the data? Also find out the median of scores obtained. Year Percentage of scores 1st Year 70 2nd Year 82 3rd Y..

The percentage of points scored by Jack each year during his four year degree course is shown in the table. Which is the equivalent box-and-whisker plot for the data? Also find the average percentage of points scored by him during the course. Year Percentage of points 1st Year 70 2nd..

The table shows the percentage of scores obtained by Sunny each year during his four year degree course. Which of the following box-and-whisker plots match the data? Year Percentage of scores 1st Year 70 2nd Year 82 3rd Year 76 4th Year 80 => Plot 1 or Plot 2 or Plot 3..

Perform the given operation: 91 feet 2 seconds × 174 seconds 3 hours × 9 miles 819 feet => 290 miles/hour or 580 miles/hour or 58 miles/hour or 29 miles/hour..

Two major applications of probability theory in everyday life are in risk assessment and in trade on commodity markets. Governments typically apply probabilistic methods in environmental regulation where it is called "pathway analysis". Example: In a housing colony 70% of th..