a toroid core has n = 1200 turns, length l = 80cm, cross-sectional area 4 = 60cm
current i = 1.5a compute b and h. assume an empty core.

Which of the following bonds would be most polar? a. c-i b. c-br c. c-cl d. c-f e. c-o

In a hydrogen molecule there are a total of four charges, 2 protons in the two nuclei, and 2 electrons. how many unique charge-pairs are there (without double counting)?

An astronaut floating in space is trying to use her jetpack to get back to her space station, but she is being pulled away by a nearby planet, as shown in the image below. her jetpack provides a constant thrust of 310 n. if she angles her jetpack in such a way that it cancels out the vertical force due to the planet's gravity, what is her net horizontal force? thaud 487 o a. 54.8 n toward the space station o b. 212.9 n toward the space station o c. 185.2 n toward the space station o d 956 n toward the space station