Same magnitude (1000N) and opposite direction
you may also answer -1000 N
2.0y i think this is guess but if it right then thats good
Answer:


Explanation:

For transitions:


Thus solving it, we get:




Also, 
Where,
h is Plank's constant having value 
c is the speed of light having value 
So,


So,

Also, 
So,


