Calculate the power of gravity force

Assignment Help Physics
Reference no: EM13284823

A .075 Kg toy rocket is launched straight up from the ground at 19 m/s.

(A) What's its kinetic energy?

(B) Find the work done by gravity and the rocket's new kinetic energy after it has risen 10m.

(C) Use the answer in part B to find the rockets speed at 10m.

(D) Calculate the power of gravity force during the first 10s. Thanks for the help!

Reference no: EM13284823

Questions Cloud

Consider a simple three-step manufacturing process : Assuming that demand is 1,000 units, what is the required input to meet demand? You’ll note that the required input is the same if the scrap rates are reversed for processes 1 and 3.
What is the electrical potential energy of the pair : Two charged particles, Q1 = +4.90 nC and Q2 = -2.80 nC, are separated by 36.0 cm. What is the electrical potential energy of the pair
What are the major differences between the two : Fully explain what is meant by scenario analysis and sensitivity analysis. what are the major differences between the two?
Find the speed of the joined cars : A 1030 Kg car going 3.4m/s through a parking lot hits and sticks to the bumper of a stationary 1140 kg car. Find the speed of the joined cars immediately after the collision
Calculate the power of gravity force : A .075 Kg toy rocket is launched straight up from the ground at 19 m/s. Calculate the power of gravity force during the first 10s
Explain reaction between propyl hexanoate and methylamine : Which of the following is (are) formed in the reaction between propyl hexanoate and methylamine. (must select all products which are formed in this reaction)
Determine the no-load current of the transformer : A transformer has a primary windings of 800 turns and a secondary windings of 200 turns. When the load current on secondary is 80 A at 0.8 p.f, lagging, the primary current is 25 A at 0.707 p.f. lagging.
Determine the magnitude and direction of the vector : A vector has an x-component of ?30.0units, Find the magnitude and direction of the vector
What is the equivalent annual annuity of the most profitable : Project L has an expected life of 4 years with after-tax cash inflows of $5,200 at the end of each of the next 4 years. Each project has a WACC of 9.00%. What is the equivalent annual annuity of the most profitable project?

Reviews

Write a Review

Physics Questions & Answers

  How many protons hit the target

How many protons hit the target. How much energy is delivered to the target each second if the protons each have a kinetic energy of 30 MeV and lose all of their energy in the target.

  How much will it miss the target

A hunter aims directly at a target (on the same level) 160 m away, If the bullet leaves the gun at a speed of 260 m/s, by how much will it miss the target

  What was the speed of the clay immediately before impact

A 13.0-g wad of sticky clay is hurled horizontally at a 110-g wooden block initially at rest on a horizontal surface. The clay sticks to the block.what was the speed of the clay immediately before impact

  What is the potential energy of the barbell

What is the least radius of the circular path? (b) At this radius, what is the force causing the centripetal acceleration of the pilot.

  Is the force attractive or repulsive

A 7.50 nC charge is located 1.80 m from a 4.20 nC charge. (a)Find the magnitude of the electric force that one particle exerts on the other. (b) Is the force attractive or repulsive?

  Find the inital and final stored energy

A parallel-plate capacitor has plates of area A and separation d and is charged to a potential difference, find The inital and final stored energy

  Explain how many rotations does it make on a path

baseball toward home plate at 85 miles per hour with a spin of 1800 revolutions per minute. Explain how many rotations does it make on a path of 60 feet?

  Find the distance from lens and magnification of the image

Two lenses that are L = 42 cm apart are used to form an image, as shown in figure. Find the distance from lens and magnification of the image.

  How much grain was loaded into the car

a 10,000kg open rail car rolls under a hopper at 1m/s. the hopper dispenses grain into the moving rail car, how much grain was loaded into the car

  Find the new voltage across the plates

Suppose you were to disconnnect the battery (without losing any of the charge on the plates) and then remove the dielectric medium. What would be the new voltage across the plates

  What is the net electric flux through the box

A 1.9cm × 1.9cm × 1.9cm box with its edgesaligned with the xyz-axes is in the electric field E? =(360x+150)i^N/C, where x is in meters

  What is the radius of a chamber

At an amusement park there is a ride in which cylindrically shaped chambers spin around a central axis, What is the radius of a chamber

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