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Q: a В Both vectors A and B have a magnitude of 40.6. Find the scalar product of the two vectors if a =…
A: Given The magnitude of vector A is A = 40.6. The magnitude of vector B is B = 40.6. The angle…
Q: Can a centripetal force ever do work on an object? Yes No
A: Required : Can a centripetal force ever do work on an object?
Q: Calculate q when a system does 58.25 J of work and its energy decreases by 65.46 J. Round your…
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Q: How long will it take a 4 hp motor to lift 400 kg piano to a sixth story window 1800 m above?
A: 1hp =746W so 4hp=4*746=2984W Mass ,m =400kg Height, h=1800m energy required to lift, E=mgh where g…
Q: During normal gait a person 1.69m tall swings their arm through 40 degrees. Calculate the…
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Q: Calculate I,, 12, 13,14, I5 and I6. R1 = 1 kN R2 = 1 kN R3 = 3 kfN Rs 6 kN R6 >6 kfN 28 V + R4 Is 5…
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Q: As the object moves from point A to point D across the surface, the sum of its gravitational…
A: Given data: An object moves from point A to D Required: The sum of gravitational potential and…
Q: Find the dot product of the vectors A = 5m and B = 7m perpendicular to each other. A) 5 B) 8…
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Q: Determine the reactions at the supports A and D. P=18KN w=30kN/m B Ap 1m 1m C 6m D
A: Solution:-Given that
Q: Does the dot product of two vectors have direction as well as magnitude? yes no
A: No they only have magnitude but no direction.
Q: Using the definition of scalar product, calculate the angel between the two vectors given by à =…
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Q: 6 cm 30 nC 2 cm B
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Q: Which of the following the SI unit for gravitational kinetic enengy O Work O Wat Joule O Kihigram O…
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Q: A 2,000-kg minivan is traveling on level ground at a constant speed of 10 m/s in a circle of radius…
A: Given data: Mass (m) = 2000 kg Speed (v) = 10 m/s Radius of circular path (r) = 50 m Required: Work…
Q: What is the minimum speed needed to clear the loop? Diameter is 15m.
A: Radius = 15/2 = 7.5 m To complete the loop speed required at bottom V = √(5gR)
Q: QUESTION 23 A boy uses a string to swing a 3 kg stone around his head. If the string is 1.6 m, and…
A: According to guidelines we need to solve only first question kindly repost other questions in the…
Q: A 80 gram coin sits on a horizontally rotating turntable. The turntable makes 1.1 revolution each…
A: Frictional force acting on coin F= 1.91 × 10-4 Newtons
Q: A double indined plare fxed wedge has 2 smooth foces inclhned at 30° and 60° to the hongontal. 2…
A: Given data: The mass on θ1=30° inclined plane is m1=6 kg. The mass on θ2=60° inclined plane is m2=8…
Q: Calculate q when a system does 46.33 J of work and its energy decreases by 73.53 J. Round your…
A: Given data The amount of work is given as W = 46.33 J. The amount of energy decreased is given as…
Q: A 4500-kg roller coaster car starts from rest at the top of a 41.5-m high track. Determine the speed…
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Q: Check the distance of “(2,5)·a1>a2” according to the given project diagram and determine the type of…
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Q: A chain 35.9 m long and weighing 47.5 N/m hangs from a drum on which it is to be wound. Determine…
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Q: | How can energy be transferred back forth between kinetic energy and potential energy?
A: We can say that, Kinetic energy can be stored if we drop the object from the shelf or release the…
Q: 56. A block of mass m slides down a frictionless track, then around the inside of a circular…
A: Mass of block = m Radius of loop = R We need to find the minimum height = h=?
Q: A 6,5 kg stone is rubbed across the horizontal ceiling of a cave passageway If the coefficient of…
A: Draw the free body diagram for the forces acting on the stone. Here, f is the friction force,…
Q: A KEA = KEB B C = VB= J a) From the information given, calculate each of the following. /v J Yi m/s…
A: As per our company guidelines we are supposed to answer only first 3-sub part. Kindly repost other…
Q: A skateboarder enters a loop the loop with a radius of 3 meters. His velocity is 17m/s. What is his…
A: Required : Speed of the skateboarder.
Q: Computation. An object experiences a force which varies with position as F(x) = ax + 3x³ where a =…
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Q: 82. Calculate the gravitational potential energy the system at point A. 83. Compared to the kinetic…
A: we have following data as given in question mass of block m = 2 kg gravitational potential energy at…
Q: For the vectors A=-21i+21j and B=7i+23j find the result of the dot product A.B Select one: 553.0 O…
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Q: 39.) More work is needed to carry a heavy suitcase slowly up a flight of stairs than to carry the…
A: Work done is given as: W=F.s=Fs cos θ Where, W→ work done F→Force s→displacement θ→∠ b/w force &…
Q: A roller coaster car filled with passengers has a mass of 4800 kg. What speed must it have at the…
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Q: Determine the total work done. Neglect frictional forcce. Vy = 1.50 m/s v 5.20 m/s s0.0 kg 5.20 m
A: Given: Mass of the cyclist, m=80.0 kg Initial speed, vi=5.20 m/s Final speed, vf=1.50 m/s Final…
Q: Analyze the degree of freedom or how many independent controllers to be incorporated for the…
A: Solution The number of independent variables required to completely specify the state of a system is…
Q: Find the dot product of the vectors 21+3+ 3k and i + 5j + k. Stuck? Use a hint. Report a problem
A: Given: Two vectors as: A→=2i^+j^+3k^ B→=i^+5j^+k^ Find: The dot product of given vectors.
Q: Problem 8 ( For a round-trip path, AV is always zero Select one: O True O False
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Q: Find the dot product of two vectors shown in the figure. The magnitude of the vectors are A=6 and…
A: Given: magnitude of vectors A=6, B=6 To find: Dot product of A and B=??
Q: How much work is exerted on the block by the gravitational force as it travels from P to Q
A: Given mass (m) of the block= 0.50kg radius of the loop (R)= 12cm=0.12m the block is released from…
Q: The figure gives the unit circle for the x and y axis. The center of mass x and y of the shaded area…
A: Given : x2+y2 =1
Q: Gm¡m2 F = r2 Gm|m2 r = F
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Q: Potential energy depends on the distance between the two objects True False
A: Solution
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