Acircular coil 18.0 cm in diameter and containing nine loops lies flat on the ground. the earth's magnetic field at this location has magnitude 5.50×10−5t and points into the earth at an angle of 54.0 ∘ below a line pointing due north. a 6.30-a clockwise current passes through the coil. part a determine the torque on the coil. express your answer using three significant figures and include the appropriate units.

Is the alien theory a scientific claim? why or why not? just took the test it was , : " the alien theory is not a scientific claim because it is not based on valid data, there is no evidence to support it, and it does not come from a reliable source."

How does the image distance (di) of a convex lens compare with the image distance of a concave lens? a. the image distance of the convex lens is positive, and that of the concave lens is negative. b. both are negative for a virtual image. c. both are positive for a virtual image d. the image distance of the convex lens is negative, and that of the concave lens is positive.

You are traveling in a car going at a constant speed of 100km/h down a long, straight highway. you pass another car going in the same direction which is traveling at a constant speed of 80km/h. as measured from your car's reference frame this other car is traveling at −20km/h. what is the acceleration of your car as measured from the other car's reference frame? what is the acceleration of the other car as measured from your car's reference frame?