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Q. A radar antenna is tracking a satellite orbiting the earth.At a certain time,the radar screen shows the satellite to be 162 km away.The radar antenna is pointing upward at an angle of 62.3 degrees from the ground.find the x and y components(in km)of the position of the satellite.

Q. A 1000-kg car is moving along a straight road down a 30^circ slope at a constant speed of 20.0 m/s. What is the net force acting on the car?

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