Answer:
7 seconds
Explanation:
he went down -28 m/s so 7 times -4 equals -28 m/s which is what he needed to slowness down to 10 m/s
The Answer is true, the saying opposites attract are true for magnets when poles match though they repel.
Answer:
You need to give the options but the formula is p=mv
Explanation:
Answer:
The peak emf in second coil is 1.876 V
Explanation:
Given :
Inductance
H
The current 
We compare above equation with standard equation,

From above equation we have,
and 
Find the inductive resistance,



The peak emf in second coil is,


V
Therefore, the peak emf in second coil is 1.876 V
Answer:Ionic compounds are (usually) formed when a metal reacts with a nonmetal (or a polyatomic ion). Covalent compounds are formed when two nonmetals react with each other.
Explanation:
hope it helped