During 9.85 seconds a motorcyclist changes his velocity from vx 38.5 m/s and vy 12.7 m/s...
During 8.99 seconds a motorcyclist changes his velocity from v1,x = -40.7 m/s and v1,y = 14.1 m/s to v2,x =-23.7 m/s and v2,y = 26.3 m/s. Find the components of the motorcycle\'s average acceleration during this process, aav,x and aav,y. Choices: a) 1.36 and 2.16 m/s2 b) 1.52 and 1.89 m/s2 c) 1.52 and 1.36 m/s2 d) 1.89 and 1.36 m/s2
What is the velocity vector, V, with components Vx = -34 m/s, Vy = -72 m/s
3) Vector ?⃗ has a magnitude of 11.9 and its direction is 110∘ counter‑clockwise from the +?-axis. What are the ?- and ?-components of the vector? ??= ??= 5) Vector A has components ??=−11.2 and ??=16.0 . What is the magnitude of this vector? ∣∣?⃗∣∣= Find the angle ? in degrees between the calculated vector and the +?‑axis. ?= 6) During 8.35 s, a motorcyclist changes his velocity from ?1,?=−41.1 m/s and ?1,?=14.5 m/s to ?2,?=−20.1 m/s and ?2,?=29.9 m/s....
A dog running in an open field has components of velocity vx = 2.7 m/s and vy = -1.4 m/s at time t1 = 11.1 s . For the time interval from t1 = 11.1 s to t2 = 23.1 s , the average acceleration of the dog has magnitude 0.51 m/s2 and direction 31.0 ∘ measured from the +x−axis toward the +y−axis. 1) At time t2 = 23.1 s , what is the x-component of the dog's velocity? 2)...
A dog running in an open field has components of velocity vx = 2.8 m/s and vy = -1.6 m/s at time t1 = 12.0 s . For the time interval from t1 = 12.0 s to t2 = 22.7 s , the average acceleration of the dog has magnitude 0.48 m/s2 and direction 32.0 ∘ measured from the +x−axis toward the +y−axis. A. At time t2 = 22.7 s , what is the x-component of the dog's velocity? B....
A dog running in an open field has components of velocity vx = 1.8 m/s and vy = -1.6 m/s at time t1 = 10.0 s . For the time interval from t1 = 10.0 s to t2 = 21.9 s , the average acceleration of the dog has magnitude 0.54 m/s2 and direction 30.0 ∘ measured from the +x−axis toward the +y−axis. a)At time t2 = 21.9 s, what is the x-component of the dog's velocity? b) At time...
From his house, Jack bikes at a constant velocity of 8.5 m/s {east} for 40 seconds. He suddenly stops and takes a 10 second break. Then he heads south at a constant acceleration of 1.3 m/s/s {south} for 7.0 seconds. Determine his average velocity for the entire trip
A speedboat moves on a lake with initial velocity vector 9.81 m/s and vty -2.47 mis, then accelerates for 6.87 seconds at an average acceieration of ax 0.105 m/s2 and ay 0.105 mis? What are the components of the speedboat's final velocity, v2x and v2y? Number m/s Number m/s Find the speedboat's final speed. Number m/s
A speedboat moves on a lake with initial velocity vector 1x 8.03 m/s and vy-2.85 m/s, then acceler an average acceleration of aavx-0.107 m/s2 and av,.y 0.109 m/s2. What are the components of the speedboat's final velocity, 2.x and 2.y? ates for 5.83 s at U2.x = m/s m/s Find the speedboat's final speed. m/s final speed
A dog running in an open field has components of velocity vx = 2.6 m/s and vy = -1.8 m/s at time t1 = 10.4 s . For the time interval from t1 = 10.4 s to t2 = 24.8 s , the average acceleration of the dog has magnitude 0.49 m/s2 and direction 29.0 ∘ measured from the +x−axis toward the +y−axis. Part A At time t2 = 24.8 s , what is the x-component of the dog's velocity?...