Some racetracks use "compression barriers" some of the energy of the impact when a car racecar hits the guardrail at a speed of 70.0 spring constant of 73.5 kN/m, what length w the car? M = 1500 ky V = 70 Ado?

Q: How is it possible to carry books to school without changing the kinetic or potential energy of the…

A: Given Data: Is it possible to carry books to school without changing the kinetic or potential energy…

Q: Explain, in terms of the definition of power, why energy consumption is sometimes listed in…

A: We are aware of the rationale behind why energy consumption is occasionally expressed in…

Q: Mechanical energy of a body includes

A: Mechanical energy of body

Q: KE (J) 그아 6 4 2 + t(s) 250 50 100 150 200

A: Power is defined as work done per unit time i.e. P = W∆t by the work-energy theorem change in…

Q: Why must work be done at the beginning of a roller coaster ride in order for the ride to proceed?

A: Roller coasters do not have engines, thus in order to function roller coasters, they are first…

Q: Does the work you do on a book when you lift it onto a shelf depend on the path taken? On the time…

A: Work done

Q: When do we say that work is dine on an object?

A: Usually their are two types of work which are classified for a system. They are work done on  the…

Q: energy supplied by such a diet each second, and hence the person's average power. (Give your answer…

A: The energy needed for the person per day, E=10 MJ We know that,  I day=24 h=24×60×60 s=86400 s The…

Q: Which do you think requires more power: moving up stairs at a slow speed (ex: walking) or moving up…

A: Let’s get this out of the way first: energy is a scalar quantity an its units are joules.…

Q: What is the difference between kinetic and potential energy?

A: Here given the name of two energy . Kinetic and potential energy. We have to define the difference…

Q: Wile E is back again! And again he's falling, this time from a 30m cliff. Wile E mass is 63kg. a.…

A: Given data: Height of the cliff (h) = 30 m HA = (1/3)h = 10 m Need to determine the speed at point…

Q: How much work is done by a 59 kg ninja watrior in climbing a ladder that is 9 meters long? Express…

A: Mass of ninja warrior (m) = 59 kg  Length of ladder (L) = 9 m

Q: Cite an example of the Law of Conservation of Energy and explain

A: Cite an example of the Law of Conservation of Energy and explain

Q: Calculate the power if 814 Joules of work gets done in 10 seconds

A: Given Data: Work Done, W = 814 Joules Time, T =10 seconds

Q: Problem 5: A horizontal force of magnitude 19.9 N pushes a box along a horizontal floor at a…

A: Given value--- force = 19.9 N. constant speed = 6.99 m/s. We have to find--- power ?

Q: How do I calculate energy used in my compression spring ping pong ball launcher? Please show an…

A: Energy used in the compression of spring ping ball launcher stored in form of the potential energy…

Q: What is the relation between work and energy?

A: Work: If a force is applied to a body and the body displaced  by a distance then the product of the…

Q: What is the difference between work and energy?

A: Introduction: Work is the transferring of some amount of energy with the help of force.

Q: Can You write a conservation of energy equation with all the energies involved in a mouse trap car?

A: In a mousetrap car, as explained in the previous problem, The energy input from the mousetrap spring…

Q: can you do this using conservation of energy?

A:

Q: Explain, in terms of the definition of power, why energy consumption is sometimes listed in…

A:

Q: A car generating a power of 98234.82watts is traveling on a road with a coefficient of kinetic…

A:

Q: What is the difference between energy conservation and the law of conservation of energy? Give some…

A: Energy conservation and law of conservation of energy

Q: I do not need the solution to the question. Just let me know why in this question conservation of…

A: Conservation of energy is only applicable for elastic collision.

Q: You observe a car of mass 500 kg, moving at speed 5 m/s, collide with a 100 kg trailer that was at…

A:

Q: How much power would you have produced if you lifted 100 kilograms upwards 2 meters in .3 seconds?

A: Given,

Q: When a driver applies the brakes to keep a car going downhill at constant speed and constant kinetic…

A:

Q: A learner weighing 800N runs up 20 stairs each 20cm high in 4 seconds.how much power is exerted by…

A:

Q: Under what conditions can you apply the law of conservation of energy?

A: The law of conservation of energy states that the total energy of an isolated system will remain…

Q: Common misconceptions about energy: (With Explanation) 11. The terms "energy" and "force" are…

A: We have to explain the misconception with example that the words energy and force are not…

Q: Your discussion partner is confused about ideas discussed in Chapter that seem to contradict ideas…

A:

Q: When can energy be transferred from one object to another?

A: Energy is the ability to do work. Energy is a conserved quantity and the law of conservation of…

Q: Discuss the design of the roller coaster shown in the sketch in terms of the conservation of energy.

A: All the hills through which the roller coaster moves are of same height. Because of this the roller…