Questions

An object at rest may have Potential energy.

Jean-Jacques Rousseau (1712–1778), in his influential 1762 treatise The Social Contract, outlined a different version of social contract theory, as the foundations of political rights based on unlimited popular sovereignty.

Good Answer for "What changes would you make if you came on board?"

There are so many experienced persons in board. May be they know something better than me. So I respect their ideas. There is much difference between changing and updating. Where changing results good outcome with bad. And whereas updating results more productivity and innovative thoughts. So first I will go for updating results and after that If I feel that change is inevitable than first of all I understand the company goals and environment, if there is any changes needed than I will change by taking suggestions from the respected experienced person for effective results. Apart from that if no changes needed than I will give my best to the company as a board member....

The hertz (Hz) is defined as one cycle per second and is a SI unit of frequency. Here kilohertz is also a unit of frequency of waves and is defined as 1000 cycles per second. Radio waves are measured in kilohertz (KHz).

Here in the given number puzzle, the logic is

column 2 x column 3 = column 1

3 x 3 = 9

2 x 3 = 6

Similarly,

4 x ? = 8

=> ? = 8/4 = 2.

Tips : 

The leader's role is :

To communicate the strategic vision to management with clarity

 To translate the vision into concrete direction and plans

To identify and communicate priorities, short term objectives, timelines, performance measures, clear accountabilities and performance agreements to management;

 To provide quality judgment and advice.