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uniten
3. At t = 0 , a particle leaves the origin with a velocity of 9.0 m/s in the positive y direction and moves in the xy plane with constant accelaration of ( 2.0i  4.0j ) m/s2 . At the instant the x coordinate of the particle is 15
asked by ameer on June 15, 2011 
physics
The velocityversustime graph is shown for a particle moving along the xaxis. Its initial position is x0 = 1.8m at t0 =0s. Part A What is the particle's position at t=1.0s? Part B What is the particle's acceleration at t= 1.0s?
asked by anonymous on February 7, 2015 
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A particle moves in the xyplane, starting from the origin at t = 0 with an initial velocity v0 = (20ˆi – 15ˆj) m/s and a constant acceleration of a = 4.0ˆi m/s2. Determine the particle’s speed and direction at t = 5.0 s.
asked by anonymus on September 3, 2018 
Physics
A particle leaves the origin with a velocity of 7.2 m/s in the positive y direction and moves in the xy plane with a constant acceleration of (3.0 – 2.0 ˆi ˆj ) m/s2. At the instant the particle moves back across the x axis (y
asked by Lee on September 29, 2008 
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1.If a particle moves in a plane so that its position is described by the functions x=A*cos(wT) and y=A*sin(wT), the particle is ( wangular velocity, Tperiod) A) moving with constant speed along a circle B) moving with a varying
asked by Kelly on May 13, 2007

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The position of a particle moving along an x axis is given by x = 15t2  2.0t3, where x is in meters and t is in seconds. (a) Determine the position, velocity, and acceleration of the particle at t = 3.0 s. x = m v = m/s a = m/s2
asked by help on December 14, 2008 
Physics
A particle moves in the xy plane with constant acceleration. At time zero, the particle is at x = 6.0 m, y = 3.0 m, and has velocity v = 4.0 m/s + 1.0 m/s . The acceleration is given by the vector a = 4.0 m/s2 + 0 m/s2 . (a) Find
asked by Anonymous on July 7, 2015 
physics
A particle is moving clockwise in a circle of radius 1.54 m. At a certain instant, the magnitude of its acceleration is a = 26.0 m/s2,and the acceleration vector has an angle of θ = 50° with the position vector, as shown in the
asked by sara on February 15, 2012 
Calculus
The position of a particle moving on a horizontal line is given by s(t)=2t^315t^2+24t5, where s is measured in feet and t in seconds. a: What is the initial position of the particle? b: What is the average velocity of the
asked by Raul on March 4, 2013 
Physics
At t=0, a particle leaves the origin with a velocity 6m/s in the positive x direction and moves in the xy plane with a constant acceleration (2i4j)m/s2 How far the particle from the origin at t=1 ?
asked by Maryam on October 31, 2013 
physics
A particle starts from the origin with a velocity of 6.0 i m/s and moves in the xy plane with a constant acceleration of (2.0i + 4.0j)m/s^2 . at he instant the particle achieves maximum positive xcoordinate, how far is it from
asked by Anya on December 9, 2012
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