Qiimaynta tamarta
Xal KE = ½mv² ee tamarta, miisaanka ama xawaaraha, la momentum iyo curve.
Natiijooyinka cusbooneysiinta sida aad ku qorto.
Ku saabsan Kalkaaliyahan
Kinetic energy is the energy an object has because it is moving, KE = ½ × m × v², measured in joules. Mass enters linearly but speed is squared, which is the single most important fact about it: doubling the mass doubles the energy, but doubling the speed quadruples it. Choose which quantity to solve for — energy, mass or velocity — and the calculator also returns the linear momentum p = m × v and plots how the energy climbs with speed.
As a worked example, a 2 kg object moving at 3 m/s carries KE = ½ × 2 × 3² = 9 joules and momentum p = 2 × 3 = 6 kg·m/s. Speed it up to 6 m/s and the kinetic energy jumps to ½ × 2 × 36 = 36 J — four times as much for twice the speed — while the momentum only doubles to 12 kg·m/s. Solving in reverse, 9 J in a 2 kg mass implies a speed of √(2 × 9 / 2) = 3 m/s.
The squared-speed relationship explains a lot of the real world: why stopping distances grow so sharply with speed, why a small increase in a car’s velocity greatly raises crash severity, and why wind and water carry so much power at high flow rates. Kinetic energy is central to collisions, ballistics, vehicle safety, roller-coaster design and the energy budgets of everything from pile drivers to turbines.
Su'aalaha badanaa la isweydiiyo
Waa maxay foomka tamarta kinetic?
Awoodda dhaqdhaqaaqa waa KE = ½ × m × v², halkaas oo m ay tahay miisaanka kilogram iyo v waa xawaaraha mitir kasta oo daqiiqo ah. 2 kg wax ka 3 m / s waxaa leh ½ × 2 × 9 = 9 joules.
Maxaa ka dhigaya xawaaraha ka badan masaafada?
Awoodda kinetic waa la kala saaraa laba jibbaaran ee xawaaraha laakiin kaliya lineally la masaafada, sidaa darteed laba jibaarka xawaaraha ku kordhiya awoodda by afar halka laba jibaarka masaafada kaliya laba jibaarka.
Maxay tahay farqiga u dhexeeya tamarta kinetic iyo momentum?
Momentum waa p = m × v iyo scales lineally la xawaare, halka dhaqaaqa tamarta waa ½ m v² iyo scales la xawaare squared. A 2 kg miisaanka at 3 m / s waxaa 6 kg · m / s of momentum laakiin 9 J of tamarta; at laba jeer xawaaraha momentum laba jeer laakiin tamarta afar jeer.
Sidee baan u helaa xawaaraha ka mid ah tamarta kinetic la yaqaan?
Isku darka v = √(2·KE / m). Set "kala sooc" si ay u dhaqdhaqaaqaan, ku dar awoodda iyo miisaanka, iyo xisaabinta samayn — tusaale ahaan 9 J in 2 kg miisaanka siiyaa √(18 / 2) = 3 m / s.
Maxaa ka dhigaya in xawaaraha xawaaraha ah ay si deg deg ah u koraan?
Brakes ka saaraan tamarta kinetic at a heer aad u joogto ah, iyo in tamarta la sarreeyo la square of speed. Double your speed quadruples tamarta in la tuuro, sidaas darteed fogeynta xawaaraha yar yar quadruples too.
Waa maxay unugyada aan isticmaali lahaa?
U isticmaal SI-yada — miisaanka kilogramka iyo xawaaraha mitir kasta oo daqiiqo ah — si aad u hesho tamarta joules. Haddii aad leedahay km / h, kala qaybi 3.6 si aad u beddelato m / s ka hor intaadan gelin.
API — isticmaal xisaabinta ka code
Wici xisaabinta sida free JSON endpoint - key ma loo baahan yahay. Dib u soo dir qiimaha goobta hoos ku qoran sida parameters su'aal ama JSON. Wax kasta oo aad ka maqan tahay isticmaalaa default la mid ah ee boggani waa hore loo buuxiyey la; parameter aan la aqoon waa 400, marnaba ma aha zero maqan. Akhri dhammaan API xuquuqda →
Xarafka
GET https://calculator.free/api/v1/kinetic-energy/curl
curl "https://calculator.free/api/v1/kinetic-energy/?solve=energy&mass=2&velocity=3"JavaScript fetch()
const r = await fetch(
"https://calculator.free/api/v1/kinetic-energy/?" + new URLSearchParams({
"solve": "energy",
"mass": "2",
"velocity": "3"
}));
const data = await r.json();
console.log(data.results);Natiijooyinka waa tirakoobka loogu talagalay tilmaamaha guud oo keliya, maaha dhaqaale, caafimaad ama talo bixin canshuur.