A very massive object A and a less massive object B move toward each other under the influence of gravity. Which force, if either, is greater?
A) the force on A
B) the force on B
C) both forces are the same.
Answer: C
You might also like to view...
Resistance and Resistivity: The resistivity of the material of a wire is 1.76 × 10-8 ? ? m. If the diameter of the wire is 2.00 mm and its length is 2.00 m, what is its resistance?
A. 112 ? B. 11.2 ? C. 1.12 ? D. 0.112 ? E. 0.0112 ?
What is the direction of 
in the wave as it passes S?
A. A B. B C. C D. D E. Toward the viewer. F. Away from the viewer. T. The vector is zero. G. AA H. BB I. CC J. DD
A 198-m-long wire carrying a current of 3.5 A will be accompanied by a magnetic field of what strength at a distance of 0.054 m from the wire? (magnetic permeability in empty space µ0 = 4? × 10^?7 T?m/A)
a. 4.1E–5 T b. 8.3E–6 T c. 1.3E–5 T d. 6.5E–6 T e. zero
A charge of 80 nC is uniformly distributed along the x axis from x = 0 to x = 2.0 m. Determine the magnitude of the electric field at a point on the x axis with x = 8.0 m
a. 30 N/C b. 15 N/C c. 48 N/C d. 90 N/C e. 60 N/C