I could tell you the energy if you can tell me the acceleration and height above earth's surface.
No, they usually will not. It also depends why you're going/why you went the first time.
Answer:
Newton's 1st law of motion
Explanation:
Answer:

Explanation:
The given data in the question is
Magnetic field : 
Turns : 
Length : 
So, number of turns per unit length :



If current is I , then magnetic field is given by

Also,

Insert the values


The current will be 
Answer: W represents an element Y represents a mixture
Explanation: I just took a quiz on this and got it right. Good Luck