a driver traveling at 50 mph is 80 m from the wall ahead. if the driver applies the brakes immediately and begins slowing the vehicle at 10 m/s squared, find the distance from the stopping point to the wall.
May 14, 2014
A small object of mass m= 30 kg slides down a spherical dome of radius R=12 m without any friction. It starts off at the top (polar angle θ=0) at zero speed. Use g=10 m/s2. What is the magnitude of the force (in Newton) exerted by the dome on the mass when it is at θ...
November 1, 2013
A bead of mass m slides without friction on a vertical hoop of radius R . The bead moves under the combined action of gravity and a spring, with spring constant k , attached to the bottom of the hoop. Assume that the equilibrium (relaxed) length of the spring is R. The bead is...
October 17, 2013
A person is riding on a flatcar traveling at a constant speed v1= 15 m/s with respect to the ground. He wishes to throw a ball through a stationary hoop in such a manner that the ball will move horizontally as it passes through the hoop. The hoop is at a height h=4 m above his...
October 4, 2013
What will the angle of refraction be for a ray of light passing from air into a sodium chloride crystal, if the angle of incidence is 60.0°? The index of refraction of sodium chloride is 1.53.
October 17, 2012
2) Britain has issued the following regulation. Whereas E. Coli and various other bacteria have caused an outbreak of disease worldwide and whereas beef products are prone to illness causing bacteria and whereas children often consume beef products it is hereby declared ...
July 15, 2010
It was to an extent beneficial to the States because they secured their interest for the oil of the Persian Gulf but it crippled the 3 continents on which they fought because they watched them crash and burn.
March 4, 2009
you can figure out the impact they had on the world by looking it up online or finding it in encyclopedias/your science textbook/or if you have a freind and your in the same class or even learning the same thing you can call them up and ask.
November 13, 2006