learn.howToCalculate
learn.whatIsHeading
Schwarzchild radius is event horizon size of non-rotating black hole. Objects inside cannot escape, even light.
Formel
Apply r_s = 2GM/c²
Steg-för-steg-guide
- 1Input mass (solar masses or kg)
- 2Apply r_s = 2GM/c²
- 3Results show black hole horizon size
Lösta exempel
Ingång
M = 10 solar masses
Resultat
r_s ≈ 30 km, density ≈10¹¹ kg/m³
Stellar-mass black hole
Vanliga misstag att undvika
- ✕Assuming black holes are absolute sinks (Hawking radiation evaporates)
- ✕Neglecting spin (rotating black holes larger)
Vanliga frågor
What happens at event horizon?
Tidal forces increase dramatically; approaching observer experiences infinite time dilation.
Redo att beräkna? Prova den kostnadsfria Schwarzschild Radius-kalkylatorn
Prova själv →