Question
Together,Claudia and her bicycle have a mass of 90 kg . What force is needed to give them an acceleration of 2m/s^2 ? Ignore the effects of air resistance.
Answer
4.1
(326 Votes)
Robert
Elite · Tutor for 8 years
Answer
180 N
Explanation
This question involves the use of second law of motion by Sir Isaac Newton. The law states that the force applied on an object is equal to the mass of the object multiplied by the acceleration of the object (F = ma). Given both the mass (m) and acceleration (a), we can readily substitute given figures into the formula