A mass of 5 kg is 100m above a given datum where local g = 9.75 meters per second square. Find the potential energy with respect to the datum. a. 4976J  b. 4877J  c. 4875J  d. 4978J Find the weight in Newtons of the 5 kg mass. a. 49.50N  b. 49.20N  c. 48.75N  d. 48.77N

Q: A 75 kg runner has a speed of 5.45 m/s. What is the runner's kinetic energy?

A: Mass of the person is m=75 kg Speed of the person is v=5.45 m/s Note: 1 N=1 kg·m/s2 1 J=1 Nm 1…

Q: 3. A potential energy function is shown below. a) A 250 gram mass is released from rest at x=3 m.…

A:

Q: A 2.2 kg rock is held 10 meters above the ground and dropped. Using your knowledge of CONSERVATION…

A: Mass of rock (M) = 2.2 kg  Height of rock (H)  = 10 m  Acceleration due to gravity (g) = 10 m/s2

Q: 2. What is the mass of a girl if she was raised 2.00 m off the ground and has a potential energy of…

A: Given data: The potential energy is E=555 J. Distance from ground is h=2 m.

Q: 5. Fill in the missing potential and kinetic energies in the diagram. Assume that the incline is…

A:

Q: The distance between two objects is increased by 3 times. The gravitational force between the…

A: The distance between 2 objects is made 3 times .  To find = gravitational force between the 2…

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: 9. How much work must be done to extend a spring by 1.50 cm from its relaxed length if its spring…

A: Work: Work done on an object is defined as the scalar product of the force vector and the…

Q: A skier is gliding down a gentle slope at a constant speed. What energy transformation is taking…

A: K denote kinetic energy.Ug denote gravitational potential energyEth denote thermal energy.Skier is…

Q: A 4000 gram object has a kinetic energy of 50 Joules. What is the speed of the object?     A. 5…

A: Given Data:- Mass of the object is  m=4000 g    =4000 g×1 kg1000 g    =4 kg Kinetic energy of the…

Q: 18. Consider a particle of mass m is freely drawn from the"h "height. The three different positions…

A: Energy lost by P. E = Energy gain by K. E

Q: 36.) When a 2.0 kg science textbook is sitting on a table that is 2.0 meters above the floor, how…

A: It is given that,

Q: Find the kinetic energy, in Joules, of a 166 kg automobile travelling at 50 km/H.

A:

Q: 2. A 59 kg person climbs up the stairs with a height of 5.5 m. a.How much work does the person do?…

A: Given , Mass of person( m) = 59 kg Height climbed by person (h)= 5.5 m

Q: During the extinction of the dinosaurs, a meteor with a mass of about 1.4 x10^8 kg hit the ground at…

A: Given, mass of the meteor, m = 1.4×108 kg speed of the meteor, v = 12 kms = 12×103 ms

Q: 15. A car is traveling to the right at 20 m/s, which gives it a kinetic energy, K. A second…

A:

Q: What is the difference between when work is done by a system and when work is done on a system? a.…

A: Introduction :- Here we need to think about the concept of energy (internal energy) which depends…

Q: The work required to accelerate an object on a frictionless surface from speed v to 2v is a. You…

A:

Q: What is the gravitational potential energy of a 50 N bird at a height of 50 meters?   A. 2500 J…

A: Given Data : The weight of the bird is given as W = 50N. The height of the bird is given as H = 50m.

Q: What is the gravitational potential energy of a 300 N cat at a height of 6 meters?   A. 183 N   B.…

A: Option C Is the right answer  1800 J

Q: Which of these would have the greatest potential energy? A. A roller coaster at the top of a hill.…

A: To determine Maximum potential energy of a Roller Coaster Ride

Q: 6s oss The electric motor of a model train accelerates the train from rest to v in 97.0 × 10-³ s.…

A:

Q: How much Gravitational Potential Energy does 5000 gallons (18,925 kg) of water have in a 50 meter…

A: Solution: Given that mass of water m = 18925 kg height from the earth surface = 50 m

Q: 17. A 10.0-kg rocket is fired vertically from Cape Canaveral. Its fuel gives it a kinetic energy of…

A:

Q: The total energy of an object at rest 10 m above the ground on a building is 200 J. The object is…

A: Given , Total energy at 10m above the ground = 200 J Height ,h = 10m acceleration due to gravity, g…

Q: 64. Which of the following statements is/are true about the value of work done?   a. The work done…

A:

Q: 3) Is it possible for a system to have negative potential energy? A. Yes, as long as the kinetic…

A:

Q: 2. You throw a 3 kg ball upwards: it goes up, turns around, and falls back down. At some point…

A:

Q: 5. How much work is done (how much energy is required) to accelerate a 1987.5 kg car entering the…

A: Given: The mass of the car is 1987.5 kg. The initial speed of the car is 18.271125 m/s. The final…

Q: The gravitational potential energy of a 600kg elevator at the top of a building, 350m above the…

A: Option c is the right answer  c.  2.058 MJ

Q: The mass gains speed.

A:

Q: A constant force of 9 Newtons passes through a point (3, -4) and (10, -2). What is the work done by…

A: Work done is defined as  W=F→.S→F →=force vectorS→ =displacement vector

Q: 3. A baseball with a mass of 0.65 kg was pitch into the air at a height of 25 meter above the ground…

A:

Q: The gravitational potential energy of a 750kg elevator at the top of a building, 400m above the…

A:

Q: If the speed of a particle is doubled, what happens to its kinetic energy? a. It will be half. b.…

A: Energy possessed by an object by virtue of its motion is called kinetic energy.  Consider a body of…

Q: Q10 The planet Saturn has a mass of 5.70 x 1026 kg and a diameter of 139820 km. A satellite in orbit…

A:

Q: A 12 Kg bowling ball is held 3 meters above the ground at sea level. Assuming that acceleration of…

A: GivenMass of ball, m=12 kgHeight above the ground, h=3 mAcceleration due to gravity, g=10 m/s2

Q: 3. A rock weighs 700 g and has a potential energy of 1 500 J. What height is it found at?

A:

Q: 5. An electron strikes the screen of a cathode-ray tube with a velocity of 10 m/s. Compute its…

A: