A 4.0-kg mass on the end of a string rotates in a circular motion on a horizontal frictionless table. The mass has a constant speed of 2.0 m/s and the radius of the circle is 0.80 m. What is the magnitude of the resultant force acting on the mass?
A) 39 N
B) 20 N
C) 44 N
D) 0 N
E) 30 N
Correct Answer:
Verified
Q1: A roller-coaster car has a mass of
Q2: A 30-kg child rides on a circus
Q4: A stunt pilot weighing 0.70 kN performs
Q5: A highway curve has a radius of
Q6: An object attached to the end of
Q7: A car travels around an unbanked highway
Q8: An amusement ride consists of a car
Q9: A race car travels 40 m/s around
Q10: A 0.40-kg mass attached to the end
Q11: A 0.20-kg object attached to the end
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents