Answer:
0.5 kg
Explanation:
The momentum of an object is defined as
p = mv
where
m is the mass
v is the velocity
In this problem we have,
v = 15 m/s is the velocity of the stone
p = 7.5 kg m/s is the momentum
Solving for m, we can find the mass of the stone:

Answer: Moon, Mercury, Mars, Venus, Earth
Explanation:
In transistor,
Emitter current is equal to the sum of base current and collector current.
Thanks!
Answer:
Because you hit the break?