6. Four students took turns applying a force to an object in a physics lab. The graph below shows the force applied to the object by these four students plotted versus displacement. Which student performed 0.56 J of work on the object? A. Yuko B. Man C. Leo D. Tony

Q: A 15 kg cart is moving with a velocity of 7.5 m/s down a level hallway.  A constant force of 10 N…

A: Given data: The mass of the cart is m = 15 kg The initial speed of the cart is u = 7.5 m/s The force…

Q: What is Power? different Power can Power has many be used to refer to a source of as in a power…

A: Power has different meanings. Power can be used to refer to a source of energy, as in a power plant.…

Q: Which of the following statements are TRUE? A. Power is a scalar physical quantity. B. Power can be…

A: A - True ( since P=W/t & work is scalar)  B - True (since work can be positive, negative &…

Q: 0.54 kg object travels from point A to point B. If the speed of the object at point A is 7.0 m/s and…

A:

Q: In which of the following scenarios is work being done, according to the physics definition?    a.…

A: Let's check each option one by one a Joe solves a “work” calculation in his head According to the…

Q: A car with a mass of 1290 kilograms is being driven at 17.9 meters per second when it runs into a…

A:

Q: Sally pulls on the rope shown below with a force of F. The rope forms an angle of 50° with the…

A: Given: θ=50°μ=0.1a = 0.4 m/sm=5 kg

Q: Tasha and Mike push on a car that has stalled, trying unsuccessfully to get it to move. Tasha pushes…

A: The work done by a force is equal to the force times the displacement occurred. Since, they both…

Q: A 115-kg object is initially moving in a straight line with a speed of 50.0 m/s. a.) If it is…

A:

Q: Someone drops a 63.5 g rock off of a docked cruise ship, 82.0 m from the water line. A person on a…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: A worker pushes a sled with a force of 50 N over a level distance of 10.0 m. If a frictional force…

A: Concept of Net work done on an object moving on frictional surface: A frictional surface causes an…

Q: parallel to the ramp's surface. If the carton travels 5.2 m e on it by the d of 0 m/s, what is its…

A:

Q: As a simple pendulum swings back and forth, the forces acting on the suspended object are the…

A: When a simple pendulum executes its motion, then the force acting on the pendulum are gravitational,…

Q: A 6.00-kg block and an 8.00-kg block are connected as shown. When released, the 6.00-kg block…

A: Given that,Mass of object which is hanging in air, M =6kgmass placed on horizontal surface,…

Q: A 15 kg brick moves along an x axis. Its acceleration as a function of its position is shown in the…

A:

Q: In which of the following situations are you doing work on an object ? A. holding a backpack over…

A:

Q: QUESTION 3 What happens when a net force performs positive work on an object? O a. The object…

A: Work-energy theorem gives us a relation in b/w work & K.E. This theorem states that when at…

Q: What is Power? Power can Power has many different be used to refer to a source of plant. If a girl…

A: Power has many different forms and types. Power can be used to refer to a source…

Q: A person pushes the wall with a force of 53N . How much work the person is doing on the wall.   A.…

A:

Q: 1. A box is moving along a ramp, with a velocity directed up the ramp and an acceleration down the…

A: Part (a): The free body diagram of body is shown as, Gravity force acting on body in the direction…

Q: A ball is thrown straight up from the ground. The work done on it by the force of gravity is

A: Suppose a body of mass "m" & it is thrown vertically upward.

Q: A lady is riding her bike w/ speed of 5m/s. If the kinetic energy of the lady and her bike is 550J,…

A: Given data :  Velocity (v) = 5 m/s Kinetic Energy (KE) = 550 J Required:  Combined mass of the lady…

Q: Grogu is using the "force" to lift the Mandalorian who mass is 88 kg for 2.1 meters in 7 seconds. a.…

A: Given  Mass =88 kg Height=2.1 m Time=7 sec

Q: write two equation, how to compute the work done on a system due to an external force. Explain these…

A: When a system is displaced due to an external force, there are three things that must be known to…

Q: A cyclist is capable of generating an average power of 3.0 kW during a 4.0 km speed trial. His…

A:

Q: Josh pushes a 48.0-kg shopping cart with a force of 85.0 N in a direction 35.0° below the horizontal…

A: weight of cart w = 48kg applied force on cart F = 85N the applied direction θ = 35° distance moved…

Q: A 2.0 g bullet initially moving with a speed of 87 m/s passes through a block of wood. On exiting…

A:

Q: In 1990 Walter Arfeuille from Belgium lifted a 281.5 kg object along a 17.1 cm distance using only…

A:

Q: Kyle was able to accomplish the same amount of work in half the time Lito did it.How does the power…

A: Write the given values with suitable variables. W=constanttK=tL2 Here, tK and tL are the time taken…

Q: The work down in accelerating a body along a frictionless horizontal surface equals the body's…

A: Given data:  Body accelerate on the horizontal surface Surface is frictionless Required: Work done

Q: Can work done by the following forces be expressed as potential energy? a. Weight b. Friction C.…

A: For a) weight and c) spring force,  we can expressed work done as potential energy. For b) Friction…

Q: Jayvee rode a 57.6 kg cart in a roller coaster. The cart begins to move straight at 2.8 m/s at a…

A:

Q: a.Determine an equation for the power exerted from the bar onto the skier with respect to time.  b.…

A:

Q: Which of the following statements are FALSE? A. Power is a scalar physical quantity. B. Power can be…

A: Rate of doing work is known as power . So power (P) = W/t

Q: Two cars have the same mass, but one is moving three times as fast as the other is. How much more…

A:

Q: A 5.00 gram bullet moving horizontally with a speed of 400 m/s collides with a wooden block. After…

A:

Q: Select each of the true statements below A. The kinetic energy can be negative. B. If the Moon…

A: A. False The kinetic energy of a body cannot be negative because the mass cannot be negative and the…

Q: 4. A 1000-N force is applied onto a block with a mass of 150-kg as shown below. The block starts…

A: Apploed force (F) = 1000 N d = 5 m θ = 30oμk = 0.15mass (m) = 150 kg

Q: Determine the work done on the book by Fa.

A:

Q: On a recent trip to Chicago, a plane took off and accelerated to a cruising speed of 640 km/hr at an…

A: Answer              B. More potential Solution

Q: A person does 400 J of work in 5 sec. Power of the person is calculated tto be ? Choose one correct…

A: Given, Work done by the person W = 400 J Time t = 5 sec We know the expression for power  P=Wt

Q: A bicycler is moving at 8m/s when they reach the top of a 20m high hill. They coast 15m to the…

A: Given:Velocity of the biclcler at the top = 8 m/sVelocity of the bicylcler at 15 m downward from the…

Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.