PLCNA A rope attached to a load of 175 kg bricks lifts the bricks with a steady acceleration of 0.12 m/s² straight up. What is the tension in the rope? 4 8. A. 2028 N 1976_N B. 1645_N 1736_N C. 1894 N 1792_N 1--1 D. E. F.

PLCNA A rope attached to a load of 175 kg bricks lifts the bricks with a steady acceleration of 0.12 m/s² straight up. What is the tension in the rope? 4 8. A. 2028 N 1976_N B. 1645_N 1736_N C. 1894 N 1792_N 1--1 D. E. F.

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

Thanks
You are standing still on a bathroom scale. The scale shows your weight 140 lbs. How much is the support force? A. 140 x 9.8 m/s^2 B. ZERO C. 140N D. 140 lbs
You are standing still on a bathroom scale. The scale shows your weight 140 lbs. How much is the support force? A. ZERO B. 140 x 9.8 m/s^2 C. 140N D. 140 lbs Then choose all that apply to centripetal force. A. Gravitational and electrical forces can produce centripetal forces. B. Centripetal force depends on tangential spreed and radius of curvature . C. twice the radius needs half the centripetal force. D. Measured in the units of N or kg m/s^2 E. Any type of force directed towards a fixed center. F. Twice the speed needs four times the centripetal force. G. Centripetal force depends on the mass, tangential speed and radius of the curvature.
4. A Ferris wheel has a radius of 9.00 m and is set so that its passengers move at 3.00 m/s. The mass of a passenger is 60 kg. a. What is the passenger's normal force when the Ferris wheel is at the bottom of its path? b. What is the force factor at the bottom? c. What is the passenger's normal force at the top? d. What is the force factor at the top?
Two forces are simultaneously acting on a 4.0 kg object on top of a frictionless surface. The forces are 12 N upward and 16 N to the right, yielding a net force as shown in the figure. NET FORCE. What is the magnitude of the net force F? 12 N 4.0 kg A. 5.3 N OB. 11 N OC. 20 N OD. 28 N E. 400 N 8 16 N F. net +X
6. A box is on a ramp inclined at 25° to the horizontal. The coefficient of static friction is .30, and of kinetic friction .20. 1²=30 pe Me=20m a. The box slides down the ramp. b. The box stays on the ramp without slipping. c. The box first slips, but then stays fixed after slowing down. d. We need the mass of the box to answer the question. 3250 www th mg OL M = mg COSTS
15. A 100kg wooden box is placed in an inclined ramp with angle of inclination equal to 40 degrees. What is the normal force exerted by the inclined ramp on the box? * A. 712N B. 732N C. 751N D. 767N E. 787N 16. Find the force that makes the box slide down the ramp in #15 above. * A. 615N B.630N C. 645N D. 660N E. 675N
A ball on a string moves around a complete circle, once a second, on a frictionless, horizontal table. The tension in the string is measured to be 6.0 N. What would the tension be if the ball went around in only half a second? A. 1.5 N B. 3.0 N C. 12 N D. 24 N
U04
1. Steve pushes a box across a level floor with a constant horizontal force. This causes the box to move at a constant speed, v. The force from Steve: a. has the same magnitude as the weight of the box. b. equals the sum of the box's weight and the total frictional forces opposing the box's motion. c. has the same magnitude as the frictional forces opposing the box's motion. d. has greater magnitude than the frictional forces opposing the box's motion. e. has greater magnitude than the weight of the box. 2. Steve now doubles the force he applies to th box from the previous problem. Which of the following is true? a. The box will move at double the previous speed. b. The box will move with a continuously increasing speed. c. The box will increase speed for a while, then move at a constant speed. d. The box will continue to move at the same speed for a while, then continually increase speed. e. The box will move at a greater constant speed, but not necessarily double the speed.
Asap
A high jumper with a body weight of 900N exerts an average vertical force of 2150N down on the floor for 0.50 s. The average vertical force exerted on the jumper by the floor is: a. 2150N b.1640N c. 900N d.3050N