Metal bar is aligned along East- West direction and it is dropped vertically down
So its velocity is along -Z direction,
Now the Earth's magnetic field is towards north so its towards +Y direction
now we have formula for force on a moving charge
v = - z direction
B = + y direction
now by the above formula
So force is towards East
so all positive charge is towards East end
Answer:
a. True
Explanation:
It's commonly used in the bain bridge diagram determining positive rays
Answer:
Broadcasting is the method, not sure about the stage it is done in
Explanation:
It’s 100% A because it might burn waste but that about the smoke it’s creating