The horizontal coordinates of a Frisbee in a strong wind are
given by ? = −12 + 4? 3 and ? = 10? − 3? 2 where x and y are in
meters, and t is in seconds. A. Find the average velocity of the
Frisbee between ? = 0? and ? = 2?. (6 marks) B. Find the velocity
of the Frisbee at ? = 0?. (2 marks) C. Find the acceleration of the
Frisbee at ? = 1?. (2 marks)
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The horizontal coordinates of a Frisbee in a strong wind are
given by ? = −12...
The horizontal coordinates of a frisbee in a strong wind are given by x = -12t...
The horizontal coordinates of a frisbee in a strong wind are given by x = -12t + 4t^2 and y = 10t - 3t^2, where x and y are in meters, and t is in seconds. (a) What is the acceleration of the frisbee? Give a magnitude and a direction, measuring angles from the positive x direction. (b) In unit vector notation, what is the velocity of the frisbee at its greatest y coordinate?
ints: 20 5) The horizontal coordinates of a FrisbeeM in a strong wind are given by...
ints: 20 5) The horizontal coordinates of a FrisbeeM in a strong wind are given by 142 and y 10r-32, where r and y are in meters, and t is in seconds. (a) What is the acceleration of the Frisbee? Give from the positive x direction. (b) What is the magnitude of the velocity at 2.0 s, accurate to the nearest m/s? (c) Is there any instant(s) after the particle started moving (t > 0) where it could be at...
Q1# THE POSITIO OF A PARTICLE MOVING A LONG X-axis is given by: 3 X= 3ť...
Q1# THE POSITIO OF A PARTICLE MOVING A LONG X-axis is given by: 3 X= 3ť + 6 + 5 Where x in meters and t in seconds. 1- What is the average velocity between the time interval from t =2s to t = 4s? 2- Find the velocity at t =3s ? 3- Find the acceleration at t =3s?
The coordinates of a bird flying in the xy-plane are given by x(t)=αt and y(t)=3.0m−βt2, where...
The coordinates of a bird flying in the xy-plane are given by x(t)=αt and y(t)=3.0m−βt2, where α=2.4m/s and β=1.2m/s2 -sketch the bird path between t=0 and t=2 s. calculate the acceleration and velocity vectors of the bird as functions of time. calculate the magnitude and direction of the bird velocity and acceleration at t=2s. sketch the velocity and acceleration vectors at t=2 at this instant, is the bird's speed increasing, decreasing or not changing? is the bird turning? if so,...
A 3.10-kg object is moving in a plane, with its x and y coordinates given by...
A 3.10-kg object is moving in a plane, with its x and y coordinates given by x = 8t2 − 2 and y = 2t3 + 5, where x and y are in meters and t is in seconds. Find the magnitude of the net force acting on this object at t = 1.55 s.
A 2.55-kg object is moving in a plane, with its x and y coordinates given by...
A 2.55-kg object is moving in a plane, with its x and y coordinates given by x = 6t2 − 2 and y = 2t3 + 6, where x and y are in meters and t is in seconds. Find the magnitude of the net force acting on this object at t = 1.95 s. N
The position of a particle moving along the x axis is given by x = 5...
The position of a particle moving along the x axis is given by x = 5 + 6t -3t2 meters, where t is in seconds. What is the average velocity during the time interval t = 2.0s to t=4.0s?
A 3.05-kg object is moving in a plane, with its x and y coordinates given by...
A 3.05-kg object is moving in a plane, with its x and y coordinates given by x = 8t2 − 4 and y = 5t3 + 4, where x and y are in meters and t is in seconds. Find the magnitude of the net force acting on this object at t = 1.75 s.
The x and y coordinates of a tourist (in meters) as a function of time t...
The x and y coordinates of a tourist (in meters) as a function of time t are given by the following equations: x(t) = 2.10t2 + 3.30t +10.0 y(t) = 2.50t2 - 7.70t +20.0 a) Find the coordinates of the tourist in the form of (x,y) at times t = 1.0 s and t = 3.5 s b) Use your answer in part (a) to determine the tourrist's desplacement beween t = 1.0s and t = 3.5s c) Use your...
2. A particle moves in the x-y plane. Its coordinates are given as functions of time...
2. A particle moves in the x-y plane. Its coordinates are given as functions of time t(2 0) b x(t)-R(at-sina)t), )Sketch the trajectory of the particle. This is the trajectory of a point on the rim of a wheel y(t)-R(1-cosω t), where R and ω are constants. (a) (3 that is rolling at a constant speed on a horizontal surface. The curve traced out by such a point as it moves through space is called a cycloid. (b) (5 Find...
ints: 20 5) The horizontal coordinates of a FrisbeeM in a strong wind are given by 142 and y 10r-32, where r and y are in meters, and t is in seconds. (a) What is the acceleration of the Frisbee? Give from the positive x direction. (b) What is the magnitude of the velocity at 2.0 s, accurate to the nearest m/s? (c) Is there any instant(s) after the particle started moving (t > 0) where it could be at...
Q1# THE POSITIO OF A PARTICLE MOVING A LONG X-axis is given by: 3 X= 3ť + 6 + 5 Where x in meters and t in seconds. 1- What is the average velocity between the time interval from t =2s to t = 4s? 2- Find the velocity at t =3s ? 3- Find the acceleration at t =3s?
2. A particle moves in the x-y plane. Its coordinates are given as functions of time t(2 0) b x(t)-R(at-sina)t), )Sketch the trajectory of the particle. This is the trajectory of a point on the rim of a wheel y(t)-R(1-cosω t), where R and ω are constants. (a) (3 that is rolling at a constant speed on a horizontal surface. The curve traced out by such a point as it moves through space is called a cycloid. (b) (5 Find...
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