What is the dense of a box with a length of 5 inches, width of 10 inches, height of 2 inches, and mass of 200 lb 4lb/in3

2lb/in3

1lb/in3

0.5 lb/in3

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?

Write a polynomial function with the given zeros x= -1,0,2show your work

Athin nonconducting rod with a uniform distribution of positive charge q is bent into a circle of radius r. the central perpendicular axis through the ring is a z-axis, with the origin at the center of the ring. a) what is the magnitude of the electric field due to the rod at z = 0? n/c (b) what is the magnitude of the electric field due to the rod at z = infinity? n/c (c) in terms of r, at what positive value of z is that magnitude maximum? r (d) if r = 4.00 cm and q = 9.00 µc, what is the maximum magnitude? n/c