two wave pulses pass each other on a string. the one traveling toward the right has a positive amplitude, while the one travelin
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Answer:
Part a)
Part b)
Explanation:
Part a)
When ski start from rest
on this inclined plane we know that the acceleration is given as
now for final speed
now time taken by the ski to reach the bottom is given as
Part b)
Now when ski start with initial speed of 2.5 m/s
then we will have
now time taken by the ski to reach the bottom is given as
The north arrow of the compasses will all point to the south since opposite poles attract. I have put an example picture below.
For the horse shoe magnet the magnetic field line will also go from north to south. I have put a picture of this below
For the horse shoe magnet the magnetic field line will also go from north to south. I have put a picture of this below