Sort by

- Relevance
- |Time

P = E * I

**500**W = 102V * I Solve for I P = E^2 / R Solve for R.1 Answers · Science & Mathematics · 26/05/2011

...: There are several ways to

**do**this. One is to use Force x distance... per hour Kinetic Energy: 73,**102**,**500**,000 Joules Unfortunately, that math isn...3 Answers · Science & Mathematics · 03/11/2011

3,800 = 3.80 (10³) or 38.0 (

**10²**) or 380(10¹) 7,**500**= 7.50 (10³) or 75.0 (**10²**) or 750(10¹) As a form...1 Answers · Science & Mathematics · 11/11/2014

...from 10 km/hr to 120 km/hr. How much work

**does**this require? calculate the difference in KE...½m(V₂² – V₁²) =**500**(120²–**10²**) =**500**(14300) 3) A 12 V DC...1 Answers · Science & Mathematics · 19/12/2011

When we "Neglect friction and assume the beam moves with constant speed", we simply consider only the change of potential energy, which is: mgh = (

**500**kg)*(9.8m/s^2)*(21 m) =**102**.9 kJ1 Answers · Science & Mathematics · 15/02/2008

...s[4] - s[3] = 465 m C) Rise time from v = u + at t = (v - u)/a = -

**500**/-9.8 = 51 s Returns after**102**s D) Returns to starting point: displacement = 01 Answers · Science & Mathematics · 03/02/2010

Everyone else

**did**it assuming constant velocity...rest). d = .5at² 20 = 0.5a(**10²**) a = 0.4 m/s² Then...ma F = m(a + g) F =**500**(0.4 + 9.81) F = 5105 N...4 Answers · Science & Mathematics · 09/12/2012

...while pulling. Ff = 0.5 N = 0.5(

**500**- 0.5T) = 250 - 0.25T > The formula... for Ff above. What he**did**here is set the 2 expressions equal to each...1 Answers · Science & Mathematics · 22/01/2013

... = 10 m/s resultant velocity (size) = √(20²+

**10²**) = √**500**= 22.4 m/s ANS-1a release angle = arctan 20/10...-1b change values of Vy and**do**the same math 3 more times to finish entire prob...1 Answers · Science & Mathematics · 03/11/2013

...v̂ᵣₑ = 20 m/s west + 10 m/s north |v̂ᵣₑ| = √ [(20)² +

**10²**] = √**500**= 10√5 m/s = 10(2.2361) = 22.36 m/s direction is given with θ...1 Answers · Science & Mathematics · 06/10/2015