Answer:
1) the unit of power is A.Watt
2)100J=50W
100=50s
divide both sides by 50s
S=2s(A)
The role lightning plays in earth is when the earth is charged with positive protons, the lightning is the electron.
Answer:
frying an egg is conduction because the pan is touching the stove and the pan is touching the eggs
Explanation:
After a thorough research, there exists the same question that has choices and the link of the graph (http://i37.servimg.com/u/f37/16/73/53/52/graph410.png)
<span>Choices:
A. 160 meters
B. 80 meters
C. 40 meters
D. 20 meters
E. 0 meters
</span>
The correct answer is letter E. 0 meters.
Explanation:
Let the distance covered by the body be s, initial and final velocities be u and v respectively and time taken be t.
By first equation of motion:
Substituting the value of v in equation (1), we find:
Hence proved.