A body moves in a straight line with a constant speed. Which of the following must be true?
A) There is no net force acting on the body.
B) There is a centripetal force acting.
C) There is a constant net force acting in direction of motion.
D) There is a single constant force acting in direction of motion.
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Intro to Forces + Newton's Laws concept. You can view video lessons to learn Intro to Forces + Newton's Laws. Or if you need more Intro to Forces + Newton's Laws practice, you can also practice Intro to Forces + Newton's Laws practice problems.
How long does this problem take to solve?
Our expert Physics tutor, Juan took 1 minute and 51 seconds to solve this problem. You can follow their steps in the video explanation above.
What professor is this problem relevant for?
Based on our data, we think this problem is relevant for Professor Barkan's class at UIC.