A trough is 12m long, 5m wide, and 2m deep. The vertical cross-section of the trough parallel to an end is shaped like an isoceles triangle (with height 2m, and base, on top, of length 5m). The trough is full of water (density 1000kg/m^3 and g=9.8m/s^2is the acceleration due to gravity). a) Find the amount of work in joules required to empty the trough by pumping the water over the top. b.Find the amount of work in joules required to empty the trough by pumping the water out of a spout 3m high.

Q: A block of 3.00 Kg slides down a frictionless inclined plane that forms 200 with the horizontal. If…

A:

Q: In the figure shown, if the mass (m=9 Kg) is moving with constant speed and traveled a distance d=10…

A: The mass m=9kg  The distance d=10m  F=27N

Q: In the figure shown, if the mass (m=5 Kg) is moving with constant speed and traveled a distance d=10…

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Q: How much work does gravity do on a 2.5-mg raindrop as the drop falls to the ground from a cloud 2200…

A: Answer              5.39*10-5 J

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A:

Q: A force is given by the vector F = ( 4 i + 23 j) N and moves from the point (3i + 9j) m to the point…

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A: The vectors are given as,

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A: Given:  Force, F = 58.6 x4 + 7.2 x2 From x = 0.6 m to 1.8 m  m = 5.2 kg

Q: Find the work done by 45N force in pulling the suitcase at an angle of 50d egrees with respect to…

A:

Q: A 3.5 kg block is placed on a surface inclined by θ = 11∘ as shown, and undergoes a horizontal force…

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Q: How much work is done against the gravitational force on a 25.0-kg suitcase when it is carried from…

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Q: A crate of mass 20.0 kg is pushed up a rough incline, which makes an angle of 25° with the…

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Q: A block of mass 12kg is being pulled to the right by a rope that makes a 37 degree angle with the…

A: Given data: Mass (m) = 12 kg Angle (θ) = 37° with the horizontal Displacement (d) = 21 m Tension…

Q: In the figure below, a 0.250 kg block of cheese lies on the floor of a 891 kg elevator cab that is…

A: Let us write the relation for the resultant force.  F+FN+m-Mg=m+Ma                 1 The…

Q: A crate of mass 20.0 kg is pushed up a rough incline, which makes an angle of 25o with the…

A: As per Bartleby guidelines, only first three subparts can be solved at once.  Given data :-

Q: a box of animal crackers is dragged at constant speed across a surface by horizontal force of 20.0 N…

A: solution is given by

Q: A block of mass 0.31 kg is released from rest at point A and slides down a curved slope to point B.…

A:

Q: Suppose you drag a box 8.0 m across a horizontal floor, exerting a force of 90. N at 35 degrees…

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Q: A skier moving at 5.00 m/s encounters a long, rough horizontal patch of snow having a coefficient of…

A: Given: The initial velocity is 5.00 m/s. The coefficient of kinetic friction is 0.220.

Q: d of the block is 5.00 m/sm/s when it reaches the bottom of the ramp, what was the work done on it…

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Q: As a young man, Tarzan climbed up a vine to reach his tree house. As he got older, he decided to…

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Q: In the figure, a 0.24 kg block of cheese lies on the floor of a 950 kg elevator cab that is being…

A: (a)The net force on the block is,

Q: Find the work done by a force of magnitude 15 units in displacing a particle at a point (1,1,1) to…

A: Given: F→=15 units. Points A1,1,1, B2,1,3. Direction i^+2j^+3k^. Unit vector in the direction F→…

Q: You drag your 30 kg suitcase 1200 m thru the Chicago airport at essentially constant velocity 2.0…

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Q: Find the work done by a force q=5i+2j to move a body along the displacement from the points A(1,1,0)…

A: Given:-  Force q=5i+2j The displacement between point A(1,1,0 ) and B(4,3,0) Find:-  The work done…

Q: The force on a particle is directed along an x axis and given by F = F0(x/x0 - 1) where x is in…

A: The force on a particle directed along x axis is given by,

Q: what is the work done by the pushing force, in Joules? b) What is the mass of the box, in kilograms?

A:

Q: A force of 40 Newtons is applied to an object at an angle of 37 degrees from the horizon, displacing…

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Q: The figure here shows an overhead view of three horizontal forces acting on a cargo canister that…

A: We are given the magnitude of all the three forces acting on the canister, F₁= 2.8N F₂= 3.6N F₃= 10N…

Q: A man wishes to pull a crate 15m across a rough floor by exerting a force of 100 N. The  coefficient…

A: Assume that the angle between horizontal and the force applied by the man be θ. Draw the free-body…

Q: A porter pulls a 23 kg luggage along a level road for 3.5 meters by exerting a force of 18 N at an…

A: Solution: (a) Calculate the work done in pulling the luggage. W=Fdcosθ Here, W is the work done, d…

Q: A force is given by the vector F = ( 2 i + 5 j) N and moves from the point (3i + 4j) m to the point…

A: force = (2i^ + 5j^) N initial position = (3i^ + 4j^) m final position = (2i^ + 3j^) m

Q: What distance can a crane lift a 55.0 N box, if it expends work of 2.00 x 104 Joules?

A: given ;    force, F = 55.0 N , work done = 2.00 x 104  Joules  formula used;     W = F x d   where,…

Q: The coefficient of kinetic friction between a suitcase and thefloor is 0.272. If the suitcase has a…

A:

Q: A 28 kg air compressor is dragged up a rough incline from r1=1.9i+2.2j m to r2=9i+1.4j m, where the…

A: The expression for the work done by the gravity is W=mgh       h-displacement along y axis=28 kg-9.8…

Q: A 4.8 kg box has an acceleration of 1.8 m/s when it is pulled by a horizontal force across a surface…

A: Given that,mass, m=4.8 kgacceleration, a=1.8 ms2μk=0.50work done over distance=22 cmd=0.22 m…

Q: A crate of mass 20.0 kg is pushed up a rough incline, which makes an angle of 25o with the…

A: Work done  = FS cosθ

Q: A small plane tows a glider at constant speed and altitude. If theplane does 2.00 * 105J of work to…

A: The work to tow the gliider is 2×105 J. The length of the glider is d=145 m. The tension force is…

Q: The 2018 Pyeongchang gold medalist winner in a large hill ski jumping discipline, Kamil Stoch,…

A: Applying conservation of energy to calculate the final speed of the man…

Q: porter pulls a 10 kg luggage along a level road for 5 m by exerting a force of 20 N at an angle of…

A: