Changing the spring constant also changes the period, if k 2 k 1 then T 2 T 1 For simple harmonic motion the period is independent of amplitude, i.e. extension does not affect the period of oscillation, hence stretching the spring more to start with makes no difference to period.
Manila is located on the northwestern coast of the Philippines. Its population of 1.6 million is divided between a booming business district in Makati City and destitute communities on the fringes. In the poorest regions, multiple families live in close quarters in makeshift communities.
Manila is the capital and second-largest city of the Philippines and one of 16 cities that comprise Metro Manila with an overall population estimated at 12 million in 2014. Manila itself has a population estimated at 1.71 million in 2014. Manila is the world's most densely populated city with 66,140 people per square kilometer, or 171,300 people per square kilometer. The Metro Manila population is estimated at 12 million but the larger urban area has a population estimated at 21.3 million.