The SETI project's Allen Telescope Array will have 350 radio dishes, each with an individual diameter of 6 meters, spread out over a circle whose diameter is 1 km. What would this array's spatial resolution be when it operates at 5 cm

To do work, this truck uses energy stored in chemical fuel and an electrical battery. how much total energy does this truck put out?

Which of the following statement is false

The path of a satellite orbiting the earth causes it to pass directly over two tracking stations a and b, which are 51 miles apart. when the satellite is on one side of the two stations, the angles of elevation at a and b are measured to be 87 degrees and 84 degrees, respectively. (a) how far is the satellite from station a? (b) how high is the satellite above the ground?