Why can't vectors be added algebrically?

Q: Tension force  ________________________ throughout a string that changes direction over a pulley.

A: Tension force is the force which acts through a cable, rope or wire.

Q: Draw the vectors starting at the black dots. The location and orientation of the vectors will be…

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Q: Is power a vector or scalar quantity?

A: Please see the answer in step 2

Q: Consider the two vectors à = 7î – j and B = -3î – 2j. a) Calculate 3Ã-B b) Calculate Ā+2B c)…

A: A→=7i^-j^B→=-3i^-2j^a)3A→-B→=37i^-j^--3i^-2j^            =21i^-3j^--3i^-2j^…

Q: A sailboat has a mass of 4000 kg. The sail generates a forward for of 13,000 N. The water provides a…

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Q: The vector orthogonal to 8 +7 and 8 +8 is

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Q: Two vectors are parallel if and only if: -The angle between them is < 90° -The angle is obtuse -The…

A: To explain : the condition for two vectors being parallel

Q: Is there an advantage to using vectors instead of an array?

A: Advantages of using vectors in place of an array

Q: two vectors perpendicular

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Q: Given two force vectors F = -24î + 63 – 17k F, = 102 – 173 + 24k . and Fill in the blanks to make…

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Q: how would the unit circle be helpful to calculate the vectors?

A: Given:- How would the unit circle be helpful to calculate the vectors? Find:- Explain?

Q: iven two vectors: M = -3i + 6j – 5k and N = -2i + 3j + k ne cross product of MxN equals hoose the…

A: Given A̅ = -3î + 6ĵ -5k̂  B̅ = -2î + 3ĵ +k̂

Q: Consider two vectors Å = -5î – 3j + 2k and B = -8j - 2k, find the angle between vectors Å and B.

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Q: Find the angle between vector a and b if a 21 +j- k and b 3i - 6j + 2k

A: a→ = 2i^ + j^ - k^b→ = 3i^ - 6j^ + 2k^

Q: A baseball is hit into the air with a bat. When does the ball have the greatest KE? O When it leaves…

A: By conservation of mechanical energy, The sum of kinetic energy and potential energy is constant…

Q: Why are the vertical vectors equal in magnitude but opposite in direction?

A: In the given diagram, Fg is the action force that acts on the body due to the body's weight, and FN…

Q: The result of dot product of two vectors is: O a. a vector quantity Ob.a scalar quantity O c. dot…

A: The dot product of 2 vectors is the component of one vector along the other vector.

Q: If two vectors are equal, what can you say about their components?

A: Two equal vectors

Q: Calculate the load?

A: Given data;  Mechanical advantage of a machine=10 Effort given to the machine=4kgf Calculate the…

Q: Find the vector shown above

A: A vector is represented with an arrow having a head and a tail.  The length of arrow represents the…

Q: Which vectors are the same? y y y B y D

A: 5 Vectors are given in the 5 parts of the question. The x and y denote the cartesian coordinates.

Q: The magnitude of the resultant of the vectors shown in figure is 5 N 7N

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Q: Find the direction of this vector. 80.0° B-18.6 m 0 = [?]°

A: Here, we are given with angle of the vector with +y axis = 80o And we know x axis and y axis are…

Q: Consider two vectors and shown in the figu vector sum is best illustrated by A+B 14 1

A: For calculating the magnitude and the direction of two vectors, we use the Triangle law of vector…

Q: Find the resultant of two unit vectors having an angle of 60◦ between them.

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Q: If the dot product of two vectors a and b are are equal to ab, then what do we know about a and b? O…

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Q: Lydia fired a model rocket vertically upward into the air. Granh A

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Q: *)A 4 ft long horizontal bar supports a load of 60 lb at one of its ends. The other end is pinned to…

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Q: Find the work performed when the given force F is applied to an object, whose resultingmotion is…

A: Given:-the force is in pounds and the displacement is measured in feet.  F→=13j^d→=44i^ Find:-  the…

Q: child holds a butterfly net that is made of a fine mesh net attached to an aluminum rim. The rim is…

A: Given: radius of net r = 15 cm = 0.15 m temperature of the surrounding T = 77°F Magnitude of earth…

Q: Find the angle between the two vectors: A = 10î + 5ĵ - 3k and B = 5î + 2j + k

A: GivenA→=10 i^+5 j^-3 k^B→=5 i^+2 j^+ k^

Q: Pick out the only vector quantity   A) pressure B) impulse C) gravitational potential D)…

A: Any quantity is called a vector quantity, if it has magnitude as well as direction.

Q: Assuming this maximum height was the result of one push from her parent, what was the average force…

A: Given data, distance S=152 cm

Q: An energetic person is powerful. Is the statement true or false. true false lack of information

A: Power is rate of energy transfer. P = E/t. So, a person who is more energetic ,has more power.

Q: Consider the two vectors given in the figure, what is their SUM in the unit vector notation?

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Q: Ex=0 Ey=-3 E= (0+3) 1/2 %3D ニ3 8 = Ton (-3/0)=90 www.

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Q: The wings of an aeroplane are an example of a simply supported beam. Select one: True False

A: In simple supported beam, the beam is supported on its ends. On the other hand, in aeroplane the…

Q: Our vectors P and Q have the same amount.  How can we rearrange them so that the sum of them is…

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Q: À = 3î + 2ĵ ve B = -î – 4ĵ 40) Calculate the angle between the vectors.

A: Given data :  A= 3i + 2j  B = -i-4j

Q: If the magnitude of the vector product of two vectors a and b are are equal to ab, then what do we…

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Q: Find the direction of the resultant of the three force vectors A, B, and, C shown in the figure.…

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Q: erson pick a compression spring ping pong ball launcher ove

A: Given:- A person using pick a compression spring ping pong ball launcher, he is not taking any…

Q: A chain lying on the ground is 10 m long and its mass is 80 kg. One end of the chain is raised to…

A: Given:mass of the chain, m = 80 kgtotal length of the chain, l = 10 mheight raised, h = 6 mAsked:a)…

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”