Answer:
To prevent from getting injured.
Answer:
in front of you
Explanation:
Your hand blocks the light of lamp , causing a shadow to form in front of you
Answer:
D. upwards
Explanation:
The electron moves in the direction opposite to the current (by definition)
Since the field is out of the N pole the electron will be deflected DOWNWARD
If the direction is reversed then it will be deflected UPWARD
Answer:
Explanation:
The position vector is
Differentiating with respect to time
Differentiating with respect to time
Mass of the helicopter
Net force on the helicopter
At t = 5 s
The force is
if we are walking on a perfectly smooth ground which has no friction our force would simply cancel out the force reverted by the ground and we would fall.
We need it to help push out feet off the ground
Hope those helps :)