Find the kinetic energy of the mass before it strikes ground

Assignment Help Physics
Reference no: EM13560006

A 2.0 kg mass is projected from the edge of the top of a 20mtall building with a velocity of 24m/s at some unknown angle above the horizontal. Disregard air resistance and assume the ground islevel. What is the kinetic energy of the mass just before itstrikes the ground?

Reference no: EM13560006

Questions Cloud

Nonconducting sheet has a surface chargedensity : An infinite nonconducting sheet has a surface chargedensity σ = 0.10µC/m2 on one side. How far apart areequipotential surfaces whose potentials differ by 147 V?
Global warming is to measure the average tempo f the ocean : One way to monitor global warming is to measure the average tempo f the ocean . Researches are doin ghtis by measuring the time ittakes sound pilses to travel underwater over large distance.
What is the radius of the circle-standard turn : In civil aviation, a “standard turn” for level flight of a propeller-driven airplane is one in which the airplane makes acomplete circular turn in 2 min. If the plane’s speed is 151m/s, what is the radius of the circle?
What is the potential difference across the three resistors : Three resistors, 20, 40, and 72 Ω, areconnected in series, and a 0.53-A current passes through them. What is the equivalent resistance?
Find the kinetic energy of the mass before it strikes ground : A 2.0 kg mass is projected from the edge of the top of a 20mtall building with a velocity of 24m/s at some unknown angle abovethe horizontal. find the kinetic energy of the mass just before it strikes the ground
Stories from denis johnsons and jesuss son : Compare and contrast how one theme is communicated through tone, diction and characterization in two of the stories from Denis Johnson's Jesus's son. The two stories are Happy hour and The other man
What extent is the generalization accurate or inaccurate : The middle ages have often been referred to the "age of faith". Does this generalization seem to accurately describe the period based on medieval literature that we have (Canterbury tales, Beowulf, Song of Roland, and Dante's Divine Comedy)?
Analyze one pattern of symbols from the hunger games : Carefully trace and analyze one pattern of symbols from The Hunger Games and explain how this pattern of symbols reinforces the novel's greater themes.
Determine the energy of the scattered x-ray : X-rays having an energy of 300 keV undergo Compton scatteringfrom a target. The scattered rays are detected at 37 degreerelative to the incident rays. determine the energy of the scattered x-ray

Reviews

Write a Review

Physics Questions & Answers

  Evaluate the charge on the ball

A charged cork ball of mass 0.50 g is suspended on a light string in the presence of a uniform electric field, Find the charge on the ball

  What is the total energy stored in the electric field

A 2.55-cm-diameter parallel-plate capacitor with a spacing of 0.38 mm is charged to 300 V. What is the total energy stored in the electric field

  How much helium is lost per hour

A physicist uses a cylindrical metal can 0.210m high and 0.075m in diameter to store liquid helium at 4.22 K; How much helium is lost per hour? The emissivity of the metal can is 0.200

  Compute the magnitude of the magnetic field inside toroid

The magnetic coils of a tokamak fusion reactor are in the shape of a toroid having an inner radius of 0.7 m and an outer radius of 1.3m. Find the magnitude of the magnetic field inside the toroid

  What is the resulting speed of the particle

A particle with a mass of 3.65×10?24 kg and a charge of 6.40×10?19 C starts at rest and is accelerated for a distance of 0.104 m through a uniform electric field having strength E = 7.25×104 N/C

  What would be the objects speed at the moment of impact

A person drops an object from a bridge spanning a rushing river, falling a distance h before hitting the water. what would be the object's speed at the moment of impact

  Find the radius of the tyre

The magnitude FN of the normal force that each side of the tread channel exerts on the stone is 1.8 N. Suppose that only static friction supplies the centripetal force, & find the radius r of the tyre.

  How far has the cruiser recoiled by the time

A 15,000?metric ton battle cruiser at rest fires a salvo of six 8?inch shells at a 45o angle with a muzzle velocity of 350 m/s. how far has the cruiser recoiled by the time its salvo hits their target

  Find the mechanical advantage

A bar is used to lift a 100 kg block of concrete. The pivot is 1.00 m from the block. Find the mechanical advantage

  Determine the buoyant force on the chamber

An undersea research chamber is spherical with an external diameter of 3.90m . The mass of the chamber, when occupied, is 30800kg. What is the buoyant force on the chamber

  What is the temperature of the air

A 20 g ball is fired horizontally with initial speed v_0 toward a 110 g ball that is hanging motionless from a 1.10 m-long string. The balls undergo a head-on, perfectly elastic collision, after which the 110 g ball swings out to a maximum angle t..

  Find at what distance from charge is net electric field zero

A 5.0 µC point charge is placed in an external uniform electric field of 2.00 104 N/C. At what distance from the charge is the net electric field zero

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