So, the angle between two vectors having equal magnitude is equal to 120º.
Explanation:
<h2>:) Correct me if I'm wrong...</h2>
What is the longest the bolt can be and still be acceptable
Answer:
0.3858 Nm
Explanation:
The torque of the couple is the dot product of the force vector and the couple vector from 1 end of the ruler to the center. This equals to the product of their magnitude times the cosine() of the angle made by their direction:

Assuming the objects roll down the inclined plane, yes.
If the object never touches the plane, then no.
Because the heat of the fire diffuses into the atmosphere and then we absorb it into our body