You can only unlock the chapter using a special code that we will send you via the Viber app. Receiving a message is free of charge and with no obligations.
My phone number:
Get a code
In compliance with the law, persons under the age of 15 can enter their phone number only in the presence of a parent or guardian.
4-character code:
Check the received code
The page will be refreshed automatically in a few seconds.
To ensure the proper functioning of the website, OpenProf uses cookies that do not store personal data. By continuing to use the website, you agree to cookies. Tell me more »
and 
. Graphically and computationally determine the resultant of these two forces if they are:
and 
are arranged as shown in the diagram.
, and Bennett pulls the same rope in the opposite direction, with a force of 
.
. Find, by drawing and computing, the resultant force.
and 
are arranged as shown in the diagram. Find the scale and hence calculate, by drawing and calculation, the resultant force.
, and Blake pushes the table with a force of 
in the opposite direction.
long.
and 
acting on an object. The magnitude of each force is represented by the length of each arrow.
. Which vector diagram shows how forces 
drops through the air at terminal velocity. A sudden gust of wind exerts a horizontal force of 
on the ball from the left. Which diagram shows the resultant force on the ball while the wind is blowing?
. It enters a channel where there is a current in the water from West to East. The speed of the current is 
