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a javelin is thrown at 20m s-1 at an angle of 45 degrees to the horizontal. a) what is the vertical component of this velocity? b) what is the horizontal compenent of this velocity?
In a tug of war, one team pulls to the left with a force of 600 N. The other team pulls to the right with a force of 475 N. Draw a vector diagram showing the forces and what is the magnitude and direction of the resultant force.
I need an experiment to test this-the output of an solar cell depends on the are of a solabr cell exposed to light. Help anyone? Also need a website with it on. :)