The phrase "amount of force needed" is correct and usable in written English.
It can be used in contexts where you are discussing the quantity or intensity of force required to achieve a specific outcome or effect.
Example: "To lift the heavy object, we need to calculate the amount of force needed to overcome its weight."
Alternatives: "level of force required" or "quantity of force necessary".
For example, a balburst is the amount of force needed to pop a one-breath balloon.
The amount of force needed shows how well stuck the tube was, and thus how repellent of the hydrate the chemical on the steel is.
Deep Space 1's ion motor, by contrast, produces only the amount of force needed to keep a piece of paper in the air by blowing on it.
Obviously if someone is under attack from someone he genuinely believes is violent and armed – then that person cannot be expected to weigh up precisely the amount of force needed to prevent that attack.
The amount of force needed shows how well stuck the tube was, and thus how well each chemical mixture on the steel repells the hydrate.Dr Varanasi and his colleagues tried ten promising chemical cocktails.
One problem, he found, was that on the A-300, the amount of force needed to start moving the rudder was relatively high, and the total range of motion allowed at that speed was only a little over an inch, making it very difficult to apply any amount of rudder less than its full extension.
"Proposals that consciously ignore or downplay the amount and type of force needed to protect civilians are just wishful thinking".
Because he has a great deal of forward momentum, the amount of force he needs to slow down and change direction will be more than what you'll need to accelerate around him.[2].
Moreover, if there is no negative acceleration, a greater amount of force would be needed to balance the increased moment due to gravity.
As good as my arm feels, I don't think I'll be the pitcher my arm would allow me to be, because my back won't tolerate the amount of force that it needs to provide to do the things that I did in the past".
"We need to use the right amount of force and take the time to get Iraqis engaged," the official said.
