3. A particle is moving on xy plane, with x = 15 sin 2t, and y = 20 cos 2t   Find the velocity vector as a function of time, in  i, j, k notation   Find the magnitude of the velocity as a function of time   In what kind of the orbit is this particle moving?

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Q: A rotating fan blade completes 20.0 revolutions per second. The tip of the fan blade is at a radius…

A: Given data: Angular velocity (ω) = 20.0 revolutions per second Radius (r) = 15.0 cm = 0.150 m

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Q: Given that A, B and C are vectors, which of the following are legitimate mathematical operations?…

A: Solution:-Given that A, B and C are vectors

Q: a. Vector 'a' has magnitude 5.0m and is directed east. Vector 'b' has magnitude 4.0m and is directed…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

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Q: A particle moving in the x-y plane has a position vector given by r = 0.55t²i+ 1.35t³j, where r is…

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Q: What is the sum of the following four vectors: a. In unit vector notation b. as a magnitude and an…

A: The vectors are given as: A→=(3 m)i+(5 m)jB→=[(3 m)cos178°]i+[(3 m)sin178°]j=(−2.998 m)i+(0.1047…

Q: A ball is thrown at an initial height of 50 feet at an initial velocity of 65 feet/second at an…

A: The given values are, h0=50 ftV0=65 ft/sθ=75°y=-16t2+V0sinθt+h0x=V0cosθt

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Q: A plane is circling the airport with a speed of 145ms. The radius of the plane’s path is 1870m. How…

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Q: You start at the origin on an ay plane. You walk 20 meters at an angle of 25 degrees north of the +x…

A: Write the displacement of the first path in vector form. x→1=(20 m)cos25°i^+(20…

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Q: . Position vectors of two particles, A and B are given: A = 3i + 4j + 5k meters B = -4i + 2j - 7k…

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Q: stopping

A: Given: Distance covered in the straight line = 100 m

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Q: 20. Two cannonballs, aptly named a and B, were launched on level ground, a was launched with a…

A: Time of flight of projectile T =2uSinθ/g  Horizontal range of projectile  R = u² Sin(2θ)/g

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Q: Vector A = 7.2 i + 2.6 j. Vector B = 7.5 i + 7.4 j. The magnitude of the cross product i.e. |AxB|…

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Q: В. Given that r (t) = (3t cos t) j – (3t sin t) k , is the position %3D vector of a moving particle,…

A: The position vector of the particle is given by r(t)=3t costj-3t sintkv(t)=velocity of the particle…

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Q: An object moves in a circular path at a constant speed. What is the relationship between the…

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Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.