A-10 N falling object encounters +4 N of air resistance directed upward. The net force acting on the object is therefore object will O a.0N/Fall at one speed. b.4 N directed upwards / The object will slow down. OC.-6 N directed down / The object will accelerate. d. 10 N/ The object will be at rest. The

A-10 N falling object encounters +4 N of air resistance directed upward. The net force acting on the object is therefore object will O a.0N/Fall at one speed. b.4 N directed upwards / The object will slow down. OC.-6 N directed down / The object will accelerate. d. 10 N/ The object will be at rest. The

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

26. A 10-kg object is to be given an upward acceleration of 0.3 m/s2 by a rope pulling straight upward on it. What must be the tension in the rope? O a. 51 N. b. 50.6 N. О с. 60 N. d. 59 N. e. 59.1 N.
17. When there is no net force acting on an object, it is either at rest or it moves with constantvelocity. This is Newton's:A. Law of Acceleration C. Law of InertiaB. Law of Interaction D. None of the above18. An astronaut weighs 588 N on the earth. What is the astronaut's mass on moon?A. 0 kg. C. 80 kg.B. 60 kg. D. cannot be determined19. Which of the following situations applies Newton's Third Law of Motion?A. The gun recoils into your shoulder after firingB. Pushing a truck and a car with the same driving force, the car accelerates fasterC. A marathon runner is not able to stop himself after crossing the finish lineD. The bus driver abruptly brakes, pushing the passengers in the forward direction20. An interaction between two objects or between an object and its environmentA. Mass C. AccelerationB. Position Vector D. Force
2. A 5kg purse is dropped from the top of the Leaning Tower of Pisa and it traveled for 4.07 seconds before reaching a speed of 27m/s. What was the average force of air resistance? O 15.8805N 82.2195N 6.3655N O 15.5088N
1. A drag-racing car accelerates forward because of the forceexerted on it by the road. Why, then, does it need an engine?Draw and Explain.
Two blocks of m31kg and M=2kg are pushed along a horizontal frictionless surface by a constant applied force F=14N as shown in figure. The magnitude of the force of either of these blocks on the other is 30° F m elect one: D a. 1.803N O b. 3.934N D C. 4.041N O d. 2.755N
Static. Which of the following objects experiences a non-zero static friction? OA. A lamp hanging from the ceiling. OB. A cargo box resting on an inclined ramp. O C. A plow sled being dragged by a buffalo across the field. O D. A fruit freely falling from the tree branch to the ground. Box. A box of mass 1.0 [kg] is resting on the floor when a force of magnitude 20. [N] starts pulling it to the right. The box slides on a rough floor with = 0.20. What is the acceleration of the box? O A. 2.0 [m/s²] O B. 22 [m/s²] OC. 9.0 [m/s²] O D. 18 [m/s²]
3. A 16 kg object is initially at rest. A constant force of 8.0 N is exerted for 4 s on that object. The change in speed of this object will be
Use the value of g = 9.80 [m/s^2]
E3
The combination of “crumple zones” and air bags/seatbeltsmight increase the distance over which a person stops in a collision to as great as 1.00 m. What is the magnitude of the force exertedon a 65.0-kg driver who decelerates from 18.0 m>s to 0.00 m>s over adistance of 1.00 m?A. 162 N B. 585 NC. 1.05 * 104 N D. 2.11 * 104 N
7. The human body can, under certain conditions, withstand an acceleration of 10 g. What net force would produce this acceleration of a 50-kg person? OA. About 500 N OB. About 2500 N C. About 5000 N OD. About 25000 N 1 point
A constant net force acts on an object. The object moves with Select one: O a. constant speed O b. increasing acceleration О с. constant acceleration O d. constant velocity