. A basketball player at the free throw line shoots a 750 g ball at 11 m/s from 3.21 m above the ground. The hoop is 4.23 m above the ground. How much potential energy does the ball gain as it leaves the players hands and travels to the basket? 2. A ball of mass 800 g is thrown downward at a speed of 5.2 m/s from a height of 60 m. Neglecting air resistance, determine the velocity of the ball at a height of 48 m. Use Energy equations to solve PS: Answer both questions by hand on paper with step by step

Q: A 0.25 kg ball is suspended from a light 1.5 m string. The string makes an angle of 29° with the…

A: Given data: The mass of the ball is m = 0.25 kg The length of the string is L = 1.5 m The angle is…

Q: 2. A 3 kg object moves under the influence of the potential energy x² 5(x) = (x − 4)³ – - +5 Shown…

A:

Q: 1. A 75 kg skier starts with an initial speed of 2 m/s down a 40 m high ramp. They launch off a ramp…

A:

Q: A 2.5 kg bowling ball is tied to a 1m long string attached to the ceiling. The ceiling is 5 m above…

A: W=FScosθ Here  W=2.5×9.8×4=98J

Q: -kx³. The work required to stretch the 0 to the stretched length x = l is Wo. In terms of A "stiff"…

A:

Q: The observation deck of the CN Tower is approximately 345 m above ground level. Neglecting…

A: Given that-   Height of the observation deck is h=345 m Mass of the lead ball is m=10 kg To…

Q: When Skylab reentered the Earth's atmosphere on July 11, 1979, it broke into a myriad of pieces. One…

A:

Q: 2. A 1.0 kg particle is moving at a speed of 4.0 m/s at t = 0 s. The kinetic energy of the particle…

A:

Q: 2. Larry and Moe carelessly lean against a 300 kg piano. It teeters off the edge of a 1.50 meter…

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Q: . A coconut falls out of a tree 10 m above the ground and hits a bystander 2.00 m tall on the top of…

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Q: 3. The energy needed to increase the speed of a certain car from 22 m/s to 54 m/s is 2900 kJ. a)…

A:

Q: A particle of mass m = 10 kg moves along the x-axis. A graph of its potential energy as a function…

A: Given that an object of mass m=10 kg is moving along the x-axis. Now the particles is released from…

Q: A 0.5 kg object is fired straight up with an initial speed of 200 m/s. Ignore air resistance and set…

A: Mass of object (m) = 0.5 kg Initial speed (u) = 200 msg = 10 ms2

Q: 4. A 230-kg roller coaster reaches the top of the steepest hill with a speed of 6.40 km/h. It then…

A: To solve this problem we use the concept that total energy of the system remains constant

Q: 4. A roller coaster car tops the highest point of the ride (200 ft above the ground) at 10 ft/s .…

A: conservation of Mechanical Energy states: total amount of mechanical energy in a closed system in…

Q: A 16.7 kg mass is thrown downward from a height of 18 m with a speed of 3.2 m/s. For the following…

A:

Q: Two floors in a building are separated by 4.1 m. People move between the two floors on a set of…

A: Given , Difference between height of two floor of a building(Δh)= 4.1m Mass of backpack(m)= 3 kg…

Q: A 100 kg object is fired straight up with an initial speed of 200 m/s. Ignore air resistance and set…

A:

Q: 4. Below is the potential energy versus position graph for a particle (mass = 500 g). At one instant…

A:

Q: 1. A 10 kg at a mail facility slides down a 10 meter sorting chute. The height of the chute is 2…

A: As per guidelines we are suppose to do only 3 subpart from multipart question. Please post the rest…

Q: 5. A 40.0-kg object is resting at the top of a table 0.60 m above ground level. The object is then…

A: Given data :  Mass of object m = 40 kg  Height of object when it resting on table h1 = 0.60 m above…

Q: In the winter activity of tubing, riders slide down snow covered slopes while sitting on large…

A: The change in gravitational potential energy is,Substitute the values,

Q: A 75 kg skier starts with an initial speed of 2 m/s down a 40 m high ramp. They launch off a ramp…

A:

Q: 5. A 0.50-kg ball is thrown vertically upward with an initial speed of 16.0 m/s. What is the kinetic…

A: Given Mass of ball = m = 0.50 kg initial velocity= u = 16 m/s We have to calculate the kinetic…

Q: 1. A block of mass 12.0 kg is placed on a rough incline with an angle of 30° (g = 10 m/s²). The…

A: Consider the following diagram A block of mass m=12kg is on an inclined plane. The forces acting on…

Q: 1. A 0.20-kg stone is held 1.3 m above the top edge of a water well and then dropped into it. The…

A: Given data-  Mass of stone m=0.20 kg  Height above the top edge of a water well h=1.3 m  Depth of…

Q: At NASA's Zero Gravity Research Facility in Cleveland, Ohio, experimental payloads fall freely from…

A: Given, m=m Mass of payload, m=15 kg Height of shaft, h=132 m

Q: In the winter activity of tubing, riders slide down snow covered slopes while sitting on large…

A: The amount of thermal energy is 469.1 J

Q: Calculate the work done by the force of gravity when a 7.0 kg object is lifted to a height of 46.0 m…

A:

Q: A 4 kg object is fired straight up with an initial speed of 80 m/s. Ignore air resistance and set…

A: Given data: Mass (m) = 4 kg Initial velocity (v0) = 80 m/s g = 10 m/s2 Initial height (h0) = 0

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.