5. A 3.5 kg rock is on a spring launcher pointed vertically into the sky. It has a springconstant of 400 N/m and is compressed by 0.25 m.Given-35egha. What was the potential energy of the launcher before it was released?400 N/m (K)O.25m x)P.E=2001(0.0625)PE12.57b. What is the kinetic energy of the rock just after it was released?c. What is the maximum velocity of the rock?d. What is the gravitational potential energy of the rock at its highest point?e. How high did the rock go?

Given that:- Mass of the rock=m=3.5kg

5. A 3.5 kg rock is on a spring launcher pointed vertically into the sky. It has a spring constant of 400 N/m and is compressed by 0.25 m. Given= 35egha. What was the potential energy of the launcher before it was released? 400 N/m (K) 0.25m x) P.E 200x(0.0625) PE12,67 b. What is the kinetic energy of the rock just after it was released? c. What is the maximum velocity of the rock? d. What is the gravitational potential energy of the rock at its highest point? e. How high did the rock go?

5. A 3.5 kg rock is on a spring launcher pointed vertically into the sky. It has a spring constant of 400 N/m and is compressed by 0.25 m. Given= 35egha. What was the potential energy of the launcher before it was released? 400 N/m (K) 0.25m x) P.E 200x(0.0625) PE12,67 b. What is the kinetic energy of the rock just after it was released? c. What is the maximum velocity of the rock? d. What is the gravitational potential energy of the rock at its highest point? e. How high did the rock go?

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

38. An object of mass 100g projected vertically upwards from the ground level has a velocity of 20m/s at a height of 10m calculate it kinetic energy at the ground level. [g=10m/s², neglect air resistance] A. 10J B. 20J C. 30J D. 50J
8
9 Tell me what you want to do O Editing v A v Ev Ev E E E A Styles v O Find v Reuse Fil Kinetic Energy ½ x mass x velocity? Units: J 1. Calculate the potential energy of a rock with a mass of 5 kg while sitting on a cliff that is 30 m high. 2. Calculate the potential energy of an object with a mass of 15 kg while sitting on a shelf that is 20 m high. 3. Calculate the potential energy of a statue with a mass of 20 kg while sitting on a table that is 2 m high. 4. What distance is a book from the floor if the book contains 195 Joules of potential energy and has a mass of 5 kg? 5. What distance is an object from the floor if the object contains 600 Joules of potential energy and has a mass of 15 kg?
45. A 20 kg crate slides down a 10 m high 30 degree incline with a frictional coefficient of .100. What is the speed of the crate at the bottom of the incline?A. 4.5 m/sB. 12.7 m/sC. 6.35 m/sD. 10 m/s
An accelerating object of mass m=12 kg is fired with an initial speed V;=5 m/s at a starting point. If its kinetic energy at its final destination is K.E=193 J. What is the resultant work (in joules) done on the object? A. 1043 B. None C. 843 D. 43 E. 543
The Potential energy stored in a car Shock Absorber which is compressed by 20 cm is 50 J. The Spring constant of the Shock Absorber is O a. 500 N/m O b. 2500 N/m O c. 625 N/m O d. 5000 N/m
Q1. a. Distinguish between homogeneous and non-homogeneous equation. b.Find the work done in moving an object along a straight line from (3, 2, -1) to (2, -1, 4) in a forcefield given by F = 4i – 3j + 2k .
9. AV R 6121W Higgins A.Nouvel onglet R 2634 W catalpa.. Physics 235-Spring 2023 Chapter 7 Worksheet The cable of a crane is lifting a 750 kg girder. The girder increases its speed from 0.25 m/s to 0.75 m/s in a distance of 3.5 m. a. How much work is done by gravity? b. How much work is done by tension?
7. The work done by gravity in lowering a 3.0 [kg] box from an initial height to the ground is 15 [J]. What is the gravitational potential energy at its initial position if the potential energy at the ground is zero? A. zero B. -15.0 [J] C. +15.0 [J] D. +30.0 [J]
2. How much force is required to move a box 25 m using 689 J of energy? A. 0.036 N B. 28 N C. 17000 N D. 660 N
11. How much work does Amanda's car experience compared to Bertha's? Amanda and Bertha are in a car race. Their cars have the same mass. At one point in the race, they both change their speeds by 10 m/s in 2 seconds. Ignore air friction. 2s later 2s later 10 m/s 20 m/s 20 m/s 30 m/s Amanda Bertha a. Amanda's car experiences less work b. Amanda's and Bertha's car experience the same amount of work c. Amanda's car experiences more work. O d. Only Rihanna would know. (Work Work Work Work Work...) 96 alt
9. Consider a 59kg volleyball player who is jumping to spike the ball. Her 0 position is the bottom of the squat. At take-off, she has 320 J of kinetic energy and 580 J of potential energy. a. How high is her COM at takeoff? b. How fast is she going when she takes off? c. What will the height of her COM be at the highest point of the jump?