○ 2 4 sd43.onlinelearningbc.com E Co₂ Qui Co Jenna Esmail - Physics 12 - CLOC ၁ Question 5 (1 point) ◄ Listen ✓ Saved An 800-kg elevator accelerates downward at 2.0 m/s². The force exerted by the cable on the elevator is: 1.6 kN down 6.2 kN up 1.6 kN up 8.0 kN down 9.6 kN down Question 6 (1 point) ✓ Saved Listen A 25-newton horizontal force northward and a 35-newton horizontal force southward act concurrently on a 15-kilogram object on a frictionless surface. What is the magnitude of the object's acceleration? (1) 0.67 m/s² (2) 1.7 m/s² (3) 2.3 m/s² (4) 4.0 m/s² MacBook Pro

○ 2 4 sd43.onlinelearningbc.com E Co₂ Qui Co Jenna Esmail - Physics 12 - CLOC ၁ Question 5 (1 point) ◄ Listen ✓ Saved An 800-kg elevator accelerates downward at 2.0 m/s². The force exerted by the cable on the elevator is: 1.6 kN down 6.2 kN up 1.6 kN up 8.0 kN down 9.6 kN down Question 6 (1 point) ✓ Saved Listen A 25-newton horizontal force northward and a 35-newton horizontal force southward act concurrently on a 15-kilogram object on a frictionless surface. What is the magnitude of the object's acceleration? (1) 0.67 m/s² (2) 1.7 m/s² (3) 2.3 m/s² (4) 4.0 m/s² MacBook Pro

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)...

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29.
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None
A teacher pulls a crate of mass M up the inclined surface the distance d. The surface rises 0 degrees above the horizontal, as shown in the figure. How much does the gravity do on the crate? M=11.9 kg, 0=26.9 degreees, d=5.88 m, g=9.80 m/s^2
6. Two packages that start sliding down a 20° ramp from rest a distance d = 4.30 m. For package A: Ma = 5.00 kg and ukA = 0.30. %3D For package B: mB = 7.00 kg and ukB = 0.20. Find the speed of both packages when they reach the bottom. 20°
Calculate the resultant ground reaction force during the inital contact phase (to the nearest whole number) given the following data vertical force Z =995 N and horizontal force X = -261 N Answer e to search E D Check C R F V Bi T G St 6 B H N J 8 M L O P₂ P ? ctri greeus / 3 pause 5°C Mostly cloudy # lock 7 home 4 Next page 1 12:15 30/11/2023 8
How large a force is required to accelerate a 1600 kg car from rest to a speed of 30 m/s in a ?distance of 95 m 7.6 kN O 7.57*10^-3 kN 7.6 *10^-3 KNO 7.6 *10^3 KNO 7.5 kN O
answer Q 5
Question 1
A parachutist is falling with speed of 55 m/s when his parachute opens. If the air resistance O a. 25 m/s O b. 50 m/s O c. 40 m/s O d. 30 m/s O e. None wy2 -N, where w is the total weight of the man and parachute, find his speed if t = 10sec. Note:Net force on system = weight of system - air resistance. 25