Author Question: An automobile delivers 30.0 hp to its wheels when moving at a constant speed of 26.0 m/s. What is ... (Read 106 times)

luminitza · **on:** Jul 28, 2018

An automobile delivers 30.0 hp to its wheels when moving at a constant speed of 26.0 m/s. What is the resistance force on the automobile at this speed? (1 hp = 746 watts)
a. 18,600 N
c. 1020 N
b. 410,000 N
d. 861 N

Question 2

Object A has a charge q on it, object B has a charge q on it, and object C has a charge 2q on it. These charges are arranged, one each, at the vertices of an equilateral triangle. Which charge has the greatest magnitude electric force on it?
a. A
b. C
c. B
d. All have equal magnitude forces on them.