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... by time, and work is equal to force times distance.

**J**=**N***m, and**N**is**a**measure of force, while m is**a**measure of distance. Seconds are, of...1 Answers · Science & Mathematics · 04/03/2012

work done = force x distance you have the force and distance given, even the answer on multiple choice. 35 x 0.6 = 21

**J**1 Answers · Science & Mathematics · 19/04/2011

a . Impulse = Ft = 30000(4) = 120000 N -s b. change in momentum = impulse = 120000 N -s c. j = m∆v = (95000)∆v => ∆v = 1.26 m/s d. We do not know the initial velocity.

2 Answers · Science & Mathematics · 31/07/2012

Let's pretend we don't know the equation for storing energy in

**a**spring. Let's use some physics to derive it. OK, ...2 Answers · Science & Mathematics · 27/06/2015

... L^2) / (t^2 Q) If we look at B, we get

**N**= Force = M L/t^2**A**= Current = Q/t m = distance = L s = time = t which gives...4 Answers · Science & Mathematics · 12/05/2013

**A**905**N**crate rests on the floor. (**a**) How much work is required to move it at constant speed 5.5 m along the floor against**a**friction force of 180**N**? W = Ff*d = 180*5.5 = 990 joule (b) How much work is...2 Answers · Science & Mathematics · 29/12/2014

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**a**)60**N***s**J**is momentum**J**= F*t**J**= (6.00**N**)(15.0s)**J**...1 Answers · Science & Mathematics · 10/02/2008

The joule (symbol

**J**) is**a**derived unit of energy or work in the International System...1 Answers · Science & Mathematics · 15/11/2012

... = √(6^2 + -22^2) = √520 = 22.8035085 N Tan θ = j /i = -22/6 = -3⅔⅔ θ = -74.7448813... equation to determine the acceleration. F = m * a √520 = 6 * a , a = √520 ÷ 6 = 3.80058475 m/s^2...

2 Answers · Science & Mathematics · 01/01/2014

work required = potential energy stored by spring =0.5*9.87*(0.221)^2 =0.241030335 joule

1 Answers · Science & Mathematics · 09/04/2007

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