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Physics equations/03-Two-Dimensional Kinematics/Q:2Dmotion
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From Wikiversity
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Physics equations
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03-Two-Dimensional Kinematics
Solutions to many wikiquiz questions (pdf)
Physics_equations/Equations#03-Two-Dimensional_Kinematics
Testbank
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1
A ball is kicked horizontally from a height of 2.3 m, at a speed of 7.8m/s. How far does it travel before landing?
a) 3.09 m.
b) 3.71 m.
c) 4.45 m.
d) 5.34 m.
e) 6.41 m.
2
A particle is initially at the origin and moving in the x direction at a speed of 3.7 m/s. It has an constant acceleration of 2.3 m/s
2
in the y direction, as well as an acceleration of 0.5 in the x direction. What angle does the velocity make with the x axis at time t = 2.8 s?
a) 51.62 degrees.
b) 59.37 degrees.
c) 68.27 degrees.
d) 78.51 degrees.
e) 90.29 degrees.
3
At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 7.29 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.75 m, and moves at a constant speed of 2.98 m/s in the +y direction. At what time do they meet?
a) 0.24 s.
b) 0.29 s.
c) 0.34 s.
d) 0.41 s.
e) 0.5 s.
4
At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 7.17 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.04 m, and moves at a constant speed of 2.52 m/s in the +y direction. What is the value of θ (in radians)?
a) 0.27 radians.
b) 0.31 radians.
c) 0.36 radians.
d) 0.41 radians.
e) 0.47 radians.
B
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1
A ball is kicked horizontally from a height of 2.7 m, at a speed of 7.5m/s. How far does it travel before landing?
a) 3.22 m.
b) 3.87 m.
c) 4.64 m.
d) 5.57 m.
e) 6.68 m.
2
A particle is initially at the origin and moving in the x direction at a speed of 4.3 m/s. It has an constant acceleration of 2.2 m/s
2
in the y direction, as well as an acceleration of 0.3 in the x direction. What angle does the velocity make with the x axis at time t = 2.8 s?
a) 37.93 degrees.
b) 43.62 degrees.
c) 50.16 degrees.
d) 57.68 degrees.
e) 66.33 degrees.
3
At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 5.42 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.89 m, and moves at a constant speed of 2.26 m/s in the +y direction. At what time do they meet?
a) 0.49 s.
b) 0.59 s.
c) 0.7 s.
d) 0.84 s.
e) 1.01 s.
4
At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 5.15 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.05 m, and moves at a constant speed of 2.94 m/s in the +y direction. What is the value of θ (in radians)?
a) 0.46 radians.
b) 0.53 radians.
c) 0.61 radians.
d) 0.7 radians.
e) 0.8 radians.
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