Physics Fundamentals
2nd Edition
ISBN: 9780971313453
Author: Vincent P. Coletta
Publisher: PHYSICS CURRICULUM+INSTRUCT.INC.
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Question
Chapter 4, Problem 51P
(a)
To determine
To Find: The unstretched length of each spring.
(b)
To determine
To Find: The instantaneous acceleration of the weight.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A hummingbird of mass 0.16 oz lands on the end of a small horizontal branch, whichsubsequently oscillates up and down with a period of one second. Assuming that the twig is amassless spring. Estimate its force constant.
5. ssm A person who weighs 670 N steps onto a spring scale in the
bathroom, and the spring compresses by 0.79 cm. (a) What is the spring
constant? (b) What is the weight of another person who compresses the
spring by 0.34 cm?
Two identical springs with each one of their ends are fixed to a support and the other areattached to a crate in such a way that its weight is supported evenly by the springs. The springs have aforce constant of 10.0 N/m.(a) What force is exerted by each spring to the crate if the springs stretch a distance of 0.6 m fromtheir unstrained lengths?(b) What is the mass of the crate?
Chapter 4 Solutions
Physics Fundamentals
Ch. 4 - Prob. 1QCh. 4 - Prob. 2QCh. 4 - Prob. 3QCh. 4 - Prob. 4QCh. 4 - Prob. 5QCh. 4 - Prob. 6QCh. 4 - Prob. 7QCh. 4 - Prob. 8QCh. 4 - Prob. 9QCh. 4 - Prob. 10Q
Ch. 4 - Prob. 11QCh. 4 - Prob. 12QCh. 4 - Prob. 13QCh. 4 - Prob. 14QCh. 4 - Prob. 15QCh. 4 - Prob. 16QCh. 4 - Prob. 1PCh. 4 - Prob. 2PCh. 4 - Prob. 3PCh. 4 - Prob. 4PCh. 4 - Prob. 5PCh. 4 - Prob. 6PCh. 4 - Prob. 7PCh. 4 - Prob. 8PCh. 4 - Prob. 9PCh. 4 - Prob. 10PCh. 4 - Prob. 11PCh. 4 - Prob. 12PCh. 4 - Prob. 13PCh. 4 - Prob. 14PCh. 4 - Prob. 15PCh. 4 - Prob. 16PCh. 4 - Prob. 17PCh. 4 - Prob. 18PCh. 4 - Prob. 19PCh. 4 - Prob. 20PCh. 4 - Prob. 21PCh. 4 - Prob. 22PCh. 4 - Prob. 23PCh. 4 - Prob. 24PCh. 4 - Prob. 25PCh. 4 - Prob. 26PCh. 4 - Prob. 27PCh. 4 - Prob. 28PCh. 4 - Prob. 29PCh. 4 - Prob. 30PCh. 4 - Prob. 31PCh. 4 - Prob. 32PCh. 4 - Prob. 33PCh. 4 - Prob. 34PCh. 4 - Prob. 35PCh. 4 - Prob. 36PCh. 4 - Prob. 37PCh. 4 - Prob. 38PCh. 4 - Prob. 39PCh. 4 - Prob. 40PCh. 4 - Prob. 41PCh. 4 - Prob. 42PCh. 4 - Prob. 43PCh. 4 - Prob. 44PCh. 4 - Prob. 45PCh. 4 - Prob. 46PCh. 4 - Prob. 47PCh. 4 - Prob. 48PCh. 4 - Prob. 49PCh. 4 - Prob. 50PCh. 4 - Prob. 51PCh. 4 - Prob. 52PCh. 4 - Prob. 53PCh. 4 - Prob. 54PCh. 4 - Prob. 55PCh. 4 - Prob. 56P
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- Two springs are connected each other and suspended vertically. To the bottom one, a body of mass .2 kg is fastened. Find the elasticity coefficient of one of the Two springs is the other spring has a constant of 30n/m and total elongation is 10 cmarrow_forward6)When a 9.85 kg mass is placed on top of a vertical spring, the spring compresses 4.38 cm. Find the force constant of the spring.arrow_forward1) A pendulum bob of mass 0.710 kg is suspended by a string of length 1.50 m. The bob is released from rest when the string is at 30°to the vertical. The swing is interrupted by a peg 1.00 m vertically below the support as shown below. What is the maximum angle to the vertical made by the string after it hits the peg? 1 marrow_forward
- A passenger railroad car has a total of 8 wheels. Springs on each wheel compress--slightly--when the car is loaded. Ratings for the car give stiffness per wheel (the spring constant, treating the entire spring assembly as a single spring) as 2.8×107N/m When 30 passengers, each with average mass of 80 kg, board the car, how much does the car move down on its spring suspension? Assume that each wheel supports 1/8 the weight of the car.arrow_forwardA 5-kg collar A is at rest on top of, but not attached to, a spring with stiffness k, - 400 N/m when a constant 150-N force is applied to the cable. Knowing A has a speed of I m/s when the upper spring compressed 75 mm, determine the spring stiffness k. Ignore fric tion and the mass of the pulley. isarrow_forwardThe force constant of a spring is 129 N/m. (a) Find the magnitude of the force required to compress the spring by 4.10 cm from its unstretched length. N (b) Find the magnitude of the force required to stretch the spring by 7.24 cm from its unstretched length.arrow_forward
- A 10 kg mass is suspended from a spring having a spring constant of 140 N/m. The mass is moved in equilibrium with anvelocity of initial1 m/s upwards and an external force is applied F(x) 5sin x determine the further movement of the mass if the air resistance force is -90x Narrow_forward*25 O In Fig. 15-36, a block weighing 14.0 N, which can slide without friction on an incline at an- gle e = 40.0°, is connected to the top of the incline by a massless spring of unstretched length 0.450 m and spring constant 120 N/m. (a) How far from the top of the incline is the block's equilibrium point? (b) If the block is pulled slightly down the incline and released, what is the period of the resulting oscillations? %3! Figure 15-36 Problem 25.arrow_forward(I) The position of a block attached to a spring is given by x = 0.3 sin (12t + 0.2), where x is in meters and t in seconds. Find: (a) acceleration when x = 0.06 m; (b) the first instant (t>0) at which x = + 0.1 m with Vx < 0.arrow_forward
- 15-9. The 200-kg crate rests on the ground for which the coefficients of static and kinetic friction are µ, = 0.5 and Hk =0.4, respectively. The winch delivers a horizontal towing force T to its cable at A which varies as shown in the graph. Determine the speed of the crate when 1= 4 s. Originally the tension in the cable is zero. Hint: First determine the force needed to begin moving the crate. T (N) 800 T = 400 2 -t (s) 4arrow_forwardWhen a 4.70-kg object is hung vertically on a certain light spring that obeys Hooke's law, the spring stretches 2.60 cm. (a) If the 4.70-kg object is removed, how far will the spring stretch if a 1.50-kg block is hung on it? 0.0083 X When an object is 'hung' from a spring, the spring force is equal in magnitude to the gravitational force. cm (b) How much work must an external agent do to stretch the same spring 4.00 cm from its unstretched position? Jarrow_forward12-196: The motor at C pulls in the cable with an acceleration ac = (3t2) m/s2, where t is in seconds. The motor at D draws in its cable at ap = 5 m/s². If both motors start at the same instant from rest when d = 3 m, determine (a) the time needed for d = 0, and (b) the velocities of blocks A and B when this occurs. D |-d=3m- B A Carrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Static Equilibrium: concept; Author: Jennifer Cash;https://www.youtube.com/watch?v=0BIgFKVnlBU;License: Standard YouTube License, CC-BY