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Q: Write the kinetic, potential, and total energy of a baseball having a mass of 0.145 kg held 10…
A: Given mass M = 0.145 kgheight h = 10 m
Q: Show that when a 3.0-kg book is lifted 2.0 m its increase in gravitational potential energy is 60 J.
A:
Q: what is the gravitational potential energy of a 4 kg cat the is 1.5 meters above the ground
A: Gravitational potential energy is,
Q: A ball of 25 kg is released from a height of 100 meters, what is the speed when it reaches the…
A: Given : mass of the ball, m = 25 kg height, h = 100 m
Q: potential energy
A:
Q: baseBall A has a mass of 50 kg and is raised to a height of 5 m. baseBall B has a mass of 100 kg and…
A:
Q: A student does 300 J of work to lift her little sister up 1.5 m what is the mass of the little…
A: Given data. , Work done by the student ( W ) = 300 J Lift her sister ( h ) = 1.5 m Let , The mass of…
Q: A person pushes a stopped car of mass 400 kg with a force of 200 N until the car its velocity is 5…
A:
Q: If a 25 kg bike is pushed from rest with a force of 15 N moving at 12 m/s, how far did it travel?
A:
Q: If a pigeon sits on top of a building and has a potential energy of 249 J, if the pigeon has a mass…
A: Introduction: Potential Energy: It is stored energy of position possessed by an object. There are…
Q: Which shows a decrease in gravitational potential energy? 1) A rock climber ascending up Stone…
A:
Q: rem states that the change in the kinetic energy of an object is equal to what What is called to an…
A: We know the work-energy theorem, According to this theorem. The work done [W] on an object is equal…
Q: What is the potential energy of a boulder that has a mass of 60 kg and is sitting on top of a hill…
A: Given- Mass m=60 kg Height h=200 m g=9.8 m/s2
Q: A 0.95 kilogram object is 145.43 meters above the ground. What is the object's potential energy at…
A: m = 0.95 kg h = 145.43 m
Q: 3. Which requires a greater power rating? Raising a 4 kg flag atop a 25 meter flagpole in 90 seconds…
A: power (P) is the amount of work done per unit time Work = Force × Distance W = F×d Then, P =W/t =…
Q: Which of the following is the SI unit for gravitational kinetic energy? (Joule is not the answer)
A:
Q: What is work done by Earth's gravitational force in keeping the moon in the orbit?
A: The work done by the earth's gravitational force in keeping the moon in the orbit is zero.
Q: How are Newton's laws and the law of conservation of energy very important?
A: Newtons laws of motion are foundation of classical mechanics. Newton's laws of motion used to solve…
Q: If an object of mass 46 kg has a kinetic energy of 225 j, what is its velocity?
A:
Q: how high is a 0.1-kilogram bird from the ground when it’s potential energy is 3 joules 5m 6.2m 2.5m…
A: Given: Mass m = 0.1 kg or 100 g Potential energy = 3 J To determine: Height h Formula used: P = mgh,…
Q: How much work is done lifting a 120-pound chair from the ground to the top of a 40-foot building…
A:
Q: Does Earth do gravitational work on you as you walk downstairs?
A: To Determine Does Earth do gravitational work as we walk downstairs.
Q: If a 600 N student climbed a 15 ft flight of stairs in 8 sec, what horsepower did that student…
A: Given data: Weight (mg) = 600 N High (h) = 15 ft Time (t) = 8 s Required: The power (P) in…
Q: Calculate the mass of a car that drives at 14 m/s and has 20000 J of energy .
A: Given data : Velocity = V Kinetic energy = K•E…
Q: How high would a 4.8 kg squirrel has to climb a tree to have a gravitational potential energy of 52…
A: GivenGravitational potential energy = 52 JMass of squirrel (m) = 4.8 kg
Q: ow much power (in kW) is required to raise an elevator with a mass of 1,722 kg at a rate of 54…
A: Given values:- Mass of the elevator,(m)=1722 kg -----(1) Rate,(v)=54 m/min=0.9 m/sec ------(2)…
Q: What is the speed at the ground of an object that falls freely from height of 25m
A: Given: The height of the fall is 25 m. Introduction: When a body falls freely from a height then the…
Q: A lion with a mass of 116.3kilograms which started from rest speeds up to 47 meters per second in a…
A: Given: mass, m = 116.3 kg Initial speed, u = 0 m/s (as starts from rest ) Final speed, v= 47 m/s…
Q: A man weighing 73.4 kg is standing at the 4th floor of a building, which is 15 meters above the…
A: Mass of the person m=73.4 kg, height at which he is standing from the ground h=15 m and acceleration…
Q: 35 mph in horsepower 35mph in watts
A: mph is the units of speed which is miles per hour and horsepower is the unit of power also watt is…
Q: Which of the following is the Sl unit for gravitational electric power? Work Watt None of the…
A: Joule
Q: Two cars have the same mass of 1,029 kg. One of the cars is moving 30 times as fast as the other is.…
A: Given data: Two cars of same mass (m) = 1029 kg Speed of fast car (v2) = 30v1 Required: The more…
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