Calculate the power required to raise a 20 kg object to a height of 10 m in 1 minute. What assumptions, if any, do you need to make to solve this problem?
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A: Mass of the runner=50kgHeight=443macceleartion due gravity=g=9.8m/s2Increase in potential…
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Q: A helicopter, starting from rest, accelerates straight up from the roof of a hospital. The lifting…
A: The answer is below
Q: average power delivered
A:
Q: A crane lifts a 320 kg crate up a height of 4.5 m. The crane has a power rating of 2000 W. How much…
A: Given data The mass of the crate is given as m = 320 kg. The height up to which the crate lifts is…
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Q: The figure below shows a person pushing a box with a force of 8.2 N over a displacement of 8.7 m.…
A: Given that:- Force(F)=8.2 N and Displacement(d)=8.7 m Time(t)=5.0 s Work…
Q: WORK = (YOUR WEIGHT IN NEWTONS) X (HEIGHT OF STAIRS IN METERS) Work (Joules) = force (N) x distance…
A: Given that, Weight (Wt)= 48 N Height of stairs (h)= 1.8 m Time taken in walking (tw)= 0.8 s Time…
Q: Paraaadiip
A: Number: 2419.372 Units: WExplanation:
Q: . is the work required to raise a 200 kg barbell to a height of 1.25 m? From the problem, what is…
A: Mass = m = 200 kg Height = h= 1.25m
Q: A 40-foot rope with a linear density of 0.1 pounds per foot is hanging from the edge of a balcony. A…
A: Given: e=0.1 pounds per foot L=40ft w=20lb
Q: Determine the power in horsepower (HP) that a person weighing 189 pounds develops to climb a ladder…
A: Mass of the person = 189 poundsHeight of the ladder = 3 metersTime = 6.3 seconds
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A: Given data The block's mass is m = 3.1 kg The angle of inclination is θ = 13.5° The distance moved…
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A: Given: The mass of the object is 100 kg. The potential energy of the object is 120 J. The…
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A: Given data The power of the motor is P = 6000 W The time taken to work is t = 10 s The mass of the…
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Q: 4. A fighter jet is launched from an aircraft carrier with the aid of its own engines and a steam-…
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Q: A 2.5 kg cube glides down from the top of a 1.5 m high frictionless ramp. The angle of the ramp with…
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Q: A (6.40x10^1) kg woman runs up a flight of stairs in 5 s. Her net upward displacement is 5 m. What…
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Q: A 57.7 kg man walks up a set of stairs in 11.6 s. The man rises 4.2 m in going up the stairs. What…
A: Given, mass of the man , m = 57.7 kg time , t = 11.6 s height, h = 4.2 m Power = Worktime The…
Q: Same set-up for the conservation of energy was performed. The 5-g marble covered a horizontal…
A: Given: mass of the marble: m=5 g=0.005 kg Elevation of ramp: h=15 cm=0.15 m Horizontal distance…
Q: A helicopter, starting from rest, accelerates straight up from the roof of a hospital. The lifting…
A: Mass of helicopter M= 780 kg Iniatial speed of helicopter u = 0 Final speed of helicopter v= 10.0…
Q: A 55.5 kg man walks up a set of stairs in 10.2 s. The man rises 4.5 m in going up the stairs. What…
A: Given Data Mass of man, m = 55.5 kg height, h = 4.5 m Time taken, t = 10.2 s Average power (in…
Q: ce in the rope is 58.0 N and the angle is 30° with respect to the horizontal. The frictional force…
A: GivenMass of boxm=15 kgDistance covered, d=6 mTension Force, T=58 NAngle, θ=30° Frictional force on…
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A: Given data: The mass of crate is m=20 kg. The maximum force applied is F=60 N. The distance traveled…
Q: How much work must you do to push a 12 kg block of steel across a steel table at a steady speed of…
A: mass of block of steel (m) = 12 kg constant speed (v) = 1.3 mstime (t) = 7.7 seconds μk = 0.6
Q: How much power is needed to push a 1100 kg piano up a 4.0 meter ramp into a truck bed that is 1.5…
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Q: Your job is to lift 25.0 kg packaged boxes a vertical distance of 1.0 m from the ground onto the bed…
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Q: A 500 kg horse can provide a steady output power of 750 W (that is, 1 horsepower) when pulling a…
A: Write the formula for power in terms of force. Therefore, the power output of the dog be:
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Q: In 1.38 minutes, a ski lift raises four skiers at constant speed to a height of 137 m. The average…
A: Energy is defined as the ability to do work. That means if a body or object is having energy, it is…
Q: A weightlifter raises a 150-kg barbell from the floor to a height of 2.2 m in 0.80 s. What is his…
A: Given values, Mass, m=150 kg Height raised,h=2.2 m Time, t=0.80 m
Q: f his toys of mass 15.0 kg along a rough horizontal surface for a distance of 6.00 m. The tension…
A: Given:- the mass of the box is m= 15 kg The angle at which the force is applied is 30 degree The…
Q: A chain is held on a frictionless table with one fourth hanging over the edge. If the chain has a…
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Q: An object of 1.0 kg mass is pulled up an inclined plane by a constant force of 10 N that causes a…
A: Write the net force on the mass.
Q: A 2.25 kg cube glides down from the top of a 1.45 m high frictionless ramp. The angle of the ramp…
A: Solution: Given: m = mass of object = 2.25 kg h = height of inclined plane = 1.45 m θ = angle of…
Q: A student throws an object downward. The initial kinetic energy of the object is 360 J. When the…
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Q: A block of mass m 1.2 kg is placed on a rough incline surface making an angle 0 = 28.5 with…
A: To determine: The work done by the friction force of the block on a rough inclined surface. Given:…
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