# mert

Most popular questions and responses by mert
1. ## physic

Consider the earth following its nearly circular orbit (dashed curve) about the sun.(Figure 2) The earth has mass mearth=5.98×1024kg and the sun has mass msun=1.99×1030kg. They are separated, center to center, by r=93millionmiles=150millionkm.

2. ## physic

Consider a train that rounds a curve with a radius of 570m at a speed of 160 km/h (approximately 100 mi/h)Calculate the friction force needed on a train passenger of mass 75kg if the track is not banked and the train does not tilt.

3. ## world history

How did the Minoans and Mycenaens shape early greek civilization? Minoan Society: http://traumwerk.stanford.edu:3455/Archaeopaedia/142 This site gives the history of early Greek society and discusses the contributions of both the Minoan and Mycenaean eras.

4. ## physics

Find the magnitude of -A+B(vectors),where A(vector) = (31.3, 63.9) B(vector) =(88.5, -142.0)

1. ## material balance

fgfe

posted on March 28, 2018
2. ## physics

A satellite used in a cellular telephone network has a mass of 2010kg and is in a circular orbit at a height of 770km above the surface of the earthWhat is the gravitational force Fgrav on the satellite? Take the gravitational constant to be G =

posted on July 11, 2013
3. ## physics

How did you done?

posted on October 25, 2011