A 0.400-kg particle has a speed of 1.90 m/s at point circled A and kinetic energy of 7.10 J at point circled B. (a) What is its kinetic energy at ? J (b) What is its speed at ? m/s (c) What is the net work done on the particle by external forces as it moves from to?

Q: A 0.60-kg particle has a speed of 2.0 m/s at point A and a kine tic energy of7.5 J at point B. What…

A:

Q: Two blocks of masses M = 2 kg and M2 = 3 kg are connected by a very 7 N. light string passing over a…

A: Given  M1=2kg M2=3kg Block M1 moves horizontally Gravity acting downward.

Q: A 70.00 kg jumper leaves the ground with a vertical velocity of 5 m/s. c.) What is his minimum…

A: Given that  Mass of jumper =70kg Initial velocity =5m/s

Q: A box of 7.11 kg starts from rest along the side of a ramp with incline 24.5 degrees. The box slides…

A:

Q: (e) How does the speed of the object at point D change if the object at A, starts with a speed VA…

A:

Q: 1B. A crate of mass 10.0 kg is pulled up a rough 20o- incline. The pulling force is 100 N parallel…

A: mass of crate (m) = 10 kg θ = 20oPulling force = 100 N coefficient of kinetic friction = 0.4distance…

Q: A crate of mass M starts from rest at the top of a frictionless ramp inclined at an angle of ? above…

A:

Q: A mechanical wind-up toy car that weighs 2.0 kg and can accelerate at 10.0 meters per second squared…

A:

Q: 7. A student in a lab exerts a 30 N force to pull a block a distance of 36 cm. If a total of 10 J of…

A:

Q: ergy at point B

A: Given: Object's mass is m=0.36 kg Speed of the object is 5 m/s Kinetic energy of object is 8 J

Q: Suppose a car travels 108 km at a speed of 40.0 m/s, and uses 2.00 gallons of gasoline. Only 30% of…

A:

Q: A6 kg block is placed on a rough surface inclined relative to the horizontal as shown in Figure. The…

A:

Q: The figure below gives the acceleration of a 2.25 kg particle as it is moved from rest along an x…

A:

Q: child going sledding gets pushed by her parent until she had a speed of 10 m/s. She then starts down…

A: a) Energies considered in this system 1) Kinetic Energy of sled 2) Potential Energy of the total…

Q: A collie drags its bed box across a floor by applying a horizontal force of 9.6 N. The kinetic…

A:

Q: A0.20 kg ball was thrown vertically upward from a 20-m high building with a speed of 10 m/s. On its…

A: The ball’s mass is, The height of the building is, The ball’s initial speed is, The height above…

Q: 4) A roller coaster of mass 80.0 kg is moving with a speed of 20.0 m/s at position A as shown in the…

A:

Q: 0.31-kg particle has a speed of 5.0 m/s at point A and kinetic energy of 7.8 J at point B. (a) What…

A:

Q: A 5.0 kg crate is pushed with 50 N of force for 10 s. If the coefficient of static friction between…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: A 0.41-kg particle has a speed of 3.0 m/s at point A and kinetic energy of 8.0 J at point B. (a)…

A:

Q: kinetic energy

A:

Q: If you walk 2.0 m horizontally forward at a constant velocity carrying a 20-N object, what is the…

A: Given Data : The distance travelled horizontally is given as d = 2 m The weight of the object is…

Q: A ski lift consists of a rope that the skiers hold on to. The rope pulls the skiers up a 250 m long…

A:

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

A: mass = 100 kg acceleration = 0.8 m/s2distance = 5 m Apparent weight = m(g+a) = 100 (10+0.8) = 1080 N…

Q: A 5 kg box is pushed 1 m from rest across horizontal ground using a force of 25 N applied at 30°…

A:

Q: A 0.200-kg particle has a speed of 1.50 m/s at point O and kinetic energy of 7.10 J at point ®. (a)…

A:

Q: A 0.500-kg particle has a speed of 1.40 m/s at point circled A and kinetic energy of 7.60 J at point…

A:

Q: A 2-kg crate slides down a slope, with a distance of 2 meters, before it hits the ground. The slope…

A:

Q: What is the change in the kinetic energy of the block from point O to the highest point reached by…

A: Given:mass of the block, m = 3kg initial speed, u = 8.5 m/s angle of inclination, θ = 20o coeff of…

Q: On the y-axis (Free Fall, thus FG = W =mg), a 9 kg object is released from 15 m. a. Calculate the…

A: Here we have to use formula for calculating work done that is given as  W= F.dr Here F is force  dr…

Q: los ) 12. A rope is used to pull a metal box 15.0 meters across the floor. The rope is held at an…

A:

Q: The figure gives the acceleration of a 6.0 kg particle as an applied force moves it from rest along…

A:

Q: (a) What is the kinetic energy in joules of a 1030-kg automobile traveling at 90 km/h?  J (b) How…

A: The mass of the automobile is m = 1030 kg. The initial velocity of the automobile is u = 90 km/h.…

Q: A 0.800-kg particle has a speed of 1.60 m/s at point and kinetic energy of 7.70 J at point B . (a)…

A: Given,

Q: Suppose the ski patrol lowers a rescue sled carrying an injured skiier, with a combined mass of…

A: Given            mass = m= 80.1 kg          inclination =θ=600          μk= coff. of friction =0.1

Q: 3. A factory worker pushes a 30.0-kg crate a distance of 4.5 m along a level floor at constant…

A: Given data: The mass of crate is m=30 kg. The distance traveled is d=4.5 m. The applied force is…

Q: A 6.5 g marble is fired vertically upward using a spring gun. The spring must be compressed 9.1 cm…

A:

Q: You shoot a bullet aiming to a far away tree. The bullet is 15.0 g and it embedded 15.0 cm into the…

A:

Q: An Athlete pulls a 20 kilograms crate along Lane A of the storage house. Lane A is a 15m  aisle.…

A: