15. The figure below shows the acceleration of a 10-kg package that is accelerated to a maximum acceleration of as m 20 (see top of vertical axis). How much work did the force used to accelerate the package do in order to move it from 0 m to &8 m? as 6. 8 4 x(m ) a(m/s2) 2.

Q: 10. It takes a force of 21,714 lb to compress a coil spring assembly on a New York City Transit…

A:

Q: A weight lifter holds 900 N (about 200 lb) over his head. Is he doing work on the weights? Did he do…

A: While the weight lifter is holding the weight over his head, he is not doing any work, because there…

Q: A truck pulls a sled loaded with different kinds of vegetables at a certain distance. Suppose the…

A: Total mass (m) = 1629 kgInitial velocity (v1) = 3.42 msTotal work done = 19036.9 Joules

Q: 4. How much work is done on a 5 kg block if it is to be moved on a ramp 30° above the horizontal and…

A:

Q: 2. A dog is pulling a sled up a hill. If the rope used to pull the sled is subtended by an angle of…

A:

Q: A 1200-kg car accelerates from 30 to 50 km/h in 5 s. How much work input does that require? answer…

A: Given value--- mass = 1200 kg. initial speed = 30 km/h. final speed = 50 km/h. Time = 5 sec. We…

Q: A 1.8 kg block is lying on a 0.78m-high table. You pick it up and place it on a bookshelf 2.0 m…

A:

Q: 15. The figure below shows the acceleration of a 10-kg package that is accelerated to a maximum…

A: Write the equation for the work done. Work doneW=Area under the curve…

Q: A truck pulls a sled loaded with different kinds of vegetables at a certain distance. Suppose the…

A:

Q: 3. A 60-kg jogger runs up a long flight of stairs in 4.0 s. The vertical height of the stairs is 4.5…

A:

Q: A worker pushes a 30kg crate along a 53degree incline, with respect to the horizontal. The worker…

A: The crate is being pushed by the worker up the incline, with an applied force of 307.36 N, to a…

Q: A spring has a natural length of 16 cm. If a 25-N force is required to keep it stretched to a length…

A:

Q: A 380-lb gorilla climbs a tree to a height of 23 ft. Find the work done (in ft-lbs) if the gorilla…

A: Weight of gorilla = 380 lb  Displacement of gorilla = 23 ft

Q: 4. A crate weighing 50kg requires 100N of force to slide it along a level floor. How much work is…

A: Given: m=50kgF=100 Npulled d = 10mlifted h = 10m

Q: A truck pulls a sled loaded with different kinds of vegetables at a certain distance. Suppose the…

A:

Q: A one-dimensional variable force in the x-direction is given as F(x) = 2 x 1.61, where Fis in…

A:

Q: 16. A stationary hockey puck has a mass of 0.10 kg. A hockey player uses her stick to apply a 2.6 N…

A: 16

Q: 2. A force of 3ON is required to maintain a spring stretched from its natural length of 12cm to a…

A: As per the guide lines first question is answered. Kindly post other as new post 2. The force…

Q: A helicopter lifts a 100kg crate straight up via cable, with an acceleration of 0.8m/s2. If the…

A: Given data The mass of the crate is m = 100 kg. The acceleration of the cable is a = 0.8 m/s2. The…

Q: 3- How much power is required to raise a 30 kg crate a vertical distance of 6 m in a time of 4…

A: Mass , m = 60 kg distance , d = 6 m Time , t = 4 s Acceleration due to gravity , g = 9.8 m/s2 which…

Q: A tennis player hits a 58.0 g tennis ball so that it goes straight up and reaches a max height of…

A: Given data The mass is m=58 g The height is h=8.09 m The work done by the gravity on the  the ball…

Q: 2. A 95-slug automobile changes speed from 55 mi/h to 30 mi/h while climbing a 3° hill. If the…

A: Mass (m) = 95 slug = 1386.42 kg  Initial speed (u) = 55 mph = 24.59 m/s  Finall speed (u) = 30 mph =…

Q: A mountain climber is about to haul up a 90-m length of hanging rope. How much work will it take if…

A: Given: The length of the hanging rope is 90 m. The weight of the rope is 0.65 N/m.

Q: 3. A crate weighing 50 kg requires 100N of force to slide it along a level floor. How much work is…

A:

Q: 3. How much work is done on a small car if a 3150 N force is exerted to move it 75.5 m to the side…

A: 3) The expression for find work done is W=F·s Substitute values in the above equation…

Q: A truck pulls a sked loaded with different kinds of vegetables at a certain distance Suppose the…

A: Given data: Mass (m) = 1621 kg Initial velocity (Vi) = 3.15 m/s Work (W) = 21497.6 J Required: Final…

Q: a force of 30.0 N is required to push a 20.0kg mass 2.00 m across the floor. the mass is then lifted…

A: The work done by a force is given by, W=Fdcosθ Here, F is the magnitude of the force, d is the…

Q: 8. A 110-kg football player does a chin-up by pulling himself up by his arms an additional height of…

A: Given values: Mass, m=110 kg Height from the floor, h=50.0 cm Number of chin-ups, n=25 Acceleration…

Q: A truck hitched to a trailer exerts a horizontal net force of 312 Newtons. If the trailer moves a…

A: Given data:  Force (F) = 312 N Displacement (d) = 1235 m Required: Work done (W)

Q: 21. If 30 joules of work is required to lift a 10-N box from the floor to a table, how high is the…

A:

Q: 11. A 2.0-kg piece of gelatin is made to slide down a ramp from point a to point b, as shown. The…

A: mass = 2 kg total distance between a and b = 2 m vertical distance between a and b = 0.8 m weight =…

Q: Calculate the work done by a force of 30 N in lifting a load of 2kg to a height of 10m (g 10ms2)

A: Work done is calculated as:   Work = Force x Displacement W = F.d…

Q: 4. if Jane pushes John on his sled with a force of 300. N for 750. m. How much work is needed if the…

A: Since you have asked multiple questions, I will answer question 4 for you. If you want any specific…

Q: A man pushes a 85.9-N crate a distance of 3.7 m up a long frictionless ramp at a constant speed.…

A:

Q: 15. The figure below shows the acceleration of a 10-kg package that is accelerated to a maximum…

A: Given data: The mass of the package, m = 10 kg The maximum acceleration of the package, as = 20…

Q: 25. A donkey is pulling a sled at a velocity of 3.5m/s. If the donkey’s power output is 890 W, what…

A: Let F be the force that the donkey exerts on the sled. Given that a donkey is pulling a sled at a…

Q: A body having 7 kg of mass moves with a velocity of 20 m/s covers a vertical height of 8.75 m. What…

A:

Q: 4. A student lifts a box of books that weighs 185 N. The box is lifted 0.800 m. How much work does…

A: Given Weight of the box = 185 N Distance moved = 0.800 m We have to calculate the work done by the…

Q: A spring has a natural length of 12 cm. If a 30-N force is required to keep it stretched to a length…

A:

Q: ? Explain it with the calculation. 13- A horizontal force of 3 acts on a block of wood, displacing…

A: Work done is equal to the scalar product of force and displacement vectors. W = F • d = Fdcos(theta)…

Q: You push your much-loved 3-kg physics book 1.29 m along a horizontal table top with a horizontal…

A: Given Data Displacement of the book is d=1.29 m Horizontal force on the book is F=2.72 N Frictional…

Q: How much work would a child do while pulling a wagon a distance of 4.3 m with a 45 N force?…

A: We know thatWork is equal to force times distanceWork=force × distance

Q: 2. How many joules of work are done against a cart when a force of 50 N pushes it 1 kilometer away?

A:

Q: A 60 -kg man lifts a 50-kg sack of rice and carries it on is shoulder along a 200-m straight path.…

A: Mass of the man is M = 60 kg Mass of the sack is m = 50 kg Distance traveled by the man is d = 200 m…

Q: A 3.2-kg bucket of water is lifted vertically 2 m How much work against gravity is done?  Use g =…

A:

Q: 11The longest shish kebab ever made was 881 m long. Suppose the meat and vegetables need to be…

A: The net work done on the cart and its content during the delivery is Wnet=Fappdcosθ-Ffd=(40.00…