Answer:
Answer:
5.2307 %
Explanation:
(acutal mass- estimated mass) / ( estimated mass)
The answer to your question is C
Because it goes from point A to point C to make one wavelenght
ANSWER
Both trucks will move together with speed v = 6.67 m/s
so correct answer will be
The speed of the combined vehicles is less than the initial speed of the truck.
EXPLANATION
As we know that there is no external force on the system of two trucks
So here momentum of the two trucks before collision and after collision will remain same
So here we will have

so here we will have




now we will have


so correct answer will be
The speed of the combined vehicles is less than the initial speed of the truck.
You could increase the mechanical efficiency of this screw by reducing friction along the screw threads