Answer:
Two equal and opposite parallel forces not acting along the same line, form a couple. A couple is always needed to produce the rotation.
For example, turning a key in a lock and turning a steering wheel.
Answer:
I do not believe so.
Explanation:
We have not advanced that far yet in our society.
I believe your answer to be Newtons? Im pretty sure it is though!
If this was the appropiate answer make sure to mark as the brainliest!
-procklown
Answer:
option (b)
Explanation:
for a telescope, the object is placed very far from the objective lens so the focal length of objective is large and the eye piece is of short focal length.
So, long focal length objective and short focal length eyepiece.
Option (b) is correct.
