# physics

A mass of 2.9 g is hanging underneath a spring which has an unknown spring constant. The period of oscillation is 5.5 seconds. Find the spring constant in N/m. Give your answer to 2 s.f.

1. 👍 0
2. 👎 0
3. 👁 156
1. T = 2 pi sqrt (m/k)

5.5 = 2 pi sqrt (.0029/k)
.87535 = sqrt (.0029/k)
.766= .0029/k

k = .0038 N/m

1. 👍 0
2. 👎 0
posted by Damon

## Similar Questions

1. ### physics

A mass of 2.9 g is hanging underneath a spring which has an unknown spring constant. The period of oscillation is 5.5 seconds. Find the spring constant in N/m. Give your answer to 2 s.f.

asked by jake on June 15, 2014
2. ### AP Physics Springs - very confusing question

This is part of a lab with a mass attached to a spring, and the mass attached is of unknown weight. Which of the following can you measure to find one of the unknown masses? You can select more than one. a) the distance the mass

asked by Tyger2020 on September 4, 2017
3. ### physics

The drawing shows three identical springs hanging from the ceiling. Nothing is attached to the first spring, whereas a W = 4.20-N block hangs from the second spring. A block of unknown weight hangs from the third spring. From the

4. ### Physic

Hi, I'm learning about simple harmonic motion of a mass-spring system and I've been working at 2 problems for the past hour. I believe I have the right formula and I know what the answers should be but Im getting a different

asked by Elizabeth on January 20, 2015
5. ### Physics

A block of mass M=6 kg and initial velocity v=0.8m/s slides on a frictionless horizontal surface and collides with a relaxed spring of unknown spring constant. The other end of the spring is attached to a wall. If the maximum

asked by Helena Beau on July 21, 2013
1. ### Science

A 2 kg mass is hanging from a spring with a constant of 1500 N/m. The mass is pulled down a distance of 0.3 m and then released. If the specific heat capacity of the spring is 0.35 J/gK, the spring has a mass of 10 g and the

asked by Jon on April 28, 2016
2. ### physics

A mass on a spring A oscillates at twice the frequency of the same mass on spring B. Which statement is correct? A. The spring constant for B is one quarter of the spring constant for A. B. The spring constant for B is 4 times the

asked by Idali on April 13, 2017
3. ### physics

A mass on a spring A oscillates at twice the frequency of the same mass on spring B. Which statement is correct? A. The spring constant for B is one quarter of the spring constant for A. B. The spring constant for B is 4 times the

asked by Idali on April 23, 2017
4. ### PHYSICS

a 0.1 kg mass is suspended at rest from a spring near the Earth's surface, the distance that the spring is stretched is measured to be 1.0 cm. What is the spring constant of the spring (remember the MKS units)? A mass of 2 kg is

asked by PHYSICIS HELP ASAP on November 10, 2010
5. ### physics

If a 0.1 kg mass is suspended at rest from a spring near the Earth's surface, the distance that the spring is stretched is measured to be 1.0 cm. What is the spring constant of the spring (remember the MKS units)? A mass of 2 kg

asked by devin on November 8, 2010

More Similar Questions