KillPlayer.cs

using UnityEngine;
using System.Collections;

public class KillPlayer : MonoBehaviour {


	public LevelManager levelManager;

	// Use this for initialization
	void Start () {
		levelManager = FindObjectOfType <LevelManager>();
	}
	
	// Update is called once per frame
	void Update () {
	
	}

	void OnTriggerEnter2D(Collider2D other){
		if(other.name == "Player"){
			levelManager.RespawnPlayer();
		}
		
	}
}