Describe it in terms of vibrations and particles

Assignment Help Physics
Reference no: EM1369438

Q. A 55kg pole vaulter running at 10m/s vaults over the bar. If the vaulter's horizontal component of velocity over the bar is 1.10m/s and air resistance is disregarded, how high was jump?

Q. Sound does not travel throughout the vacuum of space. Explain why this is true. Go beyond just medium - describe it in terms of vibrations and particles.

Reference no: EM1369438

Questions Cloud

What is mission of nythese : What is mission of NYTHESE. Firms must pay a fee to list their shares for sale on NYTHESE. What would be fee for a firm with 5 million shares common outstanding.
Spefied the structure of the post project review : Spefied the structure of the post project review and what do you feel is the most important component and Explain why
Recognize the types of each variable as nominal and ordinal : Suppose you are working on data analysis project about laptop computers. Each computer is explained by following variables. Recognize the types of each variable as nominal, ordinal, interval or ratio.
Multilple choice questions relate to marginal external costs : The marginal external expenses associated with air pollution increases with the yearly output of a polluting industry.
Describe it in terms of vibrations and particles : A 55kg pole vaulter running at 10m/s vaults over the bar. If the vaulter's horizontal component of velocity over the bar is 1.10m/s and air resistance is disregarded, how high was jump.
What is a cholesky decomposition of a matrix : What is an LU decomposition of a matrix and how can it be used to solve a system of linear equations. What is a Cholesky decomposition of a matrix.
What effect would change have on an initial horizontal sped : A golfer drives a 0.046kg golf ball from an elevated tee, giving the ball an initial horizontal velocity of 45 m/s. (a) what is the magnitude of the average force exerted by the club on the ball if the contact time for the golf club on the ball du..
Which of following is unique to capitalist ideology : Have no effect on equilibrium price and quantity. Reduce quantity demanded, but not shift demand curve. Which of following is unique to capitalist ideology.
Determine the new equilibrium price and quantity : After a decade long advertising war, NIK and REB are only two surviving company in the sport shoe market. The yearly demand in this market is given through P=100-0.5q.

Reviews

Write a Review

Physics Questions & Answers

  What is the magnitude of force applied throughout this time

Two 10 cm long thin glass rods uniformly charged to + 10;{rm nC} are placed side by side, 4cm apart. What are the electric field strengths E_1, E_2, and E_3 at distances 1.0 cm, 2cm, and 3cm to the right of the rod on the left, along line connecti..

  What is the electric potential between the two terminals

What is the electric potential between the two terminals. A capacitor is formed by placing a 20 cm long charge carrier charged to +10nC placed 5cm away from and parallel to a 20 cm long charge carrier charged to -10 nC. Find the electric field at 1..

  What is the horizontal distance airplane engine falls

Vector A points in the negative y direction and has a magnitude of 3 units. Vector B has three times the magnitude and points in the positive x direction. Find out the direction and magnitude of the following vectors.

  Find the magnitude of fa

Two particles of charge Q(-L,0) and nQ(αL,0) where n = 10. When a third charge is placed at the origin, it is found that the force on it is zero. Find out α.

  Compute the average acceleration of car and lizard

Compute the average acceleration of car and lizard and the final velocity of a Ferrari.

  What speed does the truck then strike the tree

A spring with spring constant k = 210N/m is at first compressed x = 1.90 cm. It is now allowed to relax back to its equilibrium length and then it is stretched an additional 2.30 cm. How much work is completed by the spring during this process.

  What is the new coefficient of friction

A 62 kg person on skis starts from rest down a hill sloped at 40° from the horizontal. The coefficient of friction between the skis and the snow is 0.10.

  The advantage of the new crumple zone design

What is the advantage of the new crumple zone design in new car's today when they are in a car crash, explain answer from a physics standpoint?

  What is the atmospheric pressure at the top of the mountain

A tire of an automobile has a gauge pressure of 30 psi at the top of a mountain, and the air temperature inside the tire is 300K. The atmospheric pressure at the top of the mountain is 1.7 atm.

  What is magnitude of the current

What is magnitude of the current

  What is the period of the vibration

A coffee filter of mass 1.4 grams dropped from a height of 2 m reaches the ground with a velocity of 0.6 m/s. How much kinetic energy Kair did the air molecules gain from the falling coffee filter.

  Find the speed of the wreckage just after the collision

A 950-kg car traveling west at 15.0 m/s collides with a 750-kg car traveling north at 20.0 m/s. The cars stick together. Find the speed of the wreckage just after the collision

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd