PierreSwag1936 PierreSwag1936

28-12-2022
Physics

Answered

A 3kW kettle that transfers 3000J of electrical energy into 2900J of heat energy in the water, and 100J of wasted heat and sound energy

Answer :

Other Questions

Help Steam machines are used to sterilise kitchen work surfaces. Calculate the energy needed to change 60 g of water into steam. The latent heat of vaporisati

Which one of the following statements is false? a. The change in internal energy, ΔE, for a process is equal to the amount of heat absorbed at constant volume,

Sound and water waves obviously have many similarities, but they are not exactly the same Describe all the differences you can think between sound waves and wat

Two flying fish have an inelastic collision while in mid-flight. One fish has a mass of 0. 650 kg and a velocity of 15. 0 m/s to the right; the other has a mass

A 3. 0 kilogram object is placed on a frictionless track at point A and released from rest. (Assume the gravitational potential energy of the system to be zero

A person weighing 500 N climbs up a 5 m ladder. What is the difference between the potential energy at the bottom of the ladder and the top? A. 2 500 J B. 5 000

12 4bit) A kettle is rated at 1200W, The resistance of the heating element is 11. 5 ohms. Show, using your working out that the current flowing through the hea

If 1 lb of fat is stored by the body for each 14. 6×103kj of excess nutritional energy consumed, how long will it take this person to gain 1 lb?

A a 20 gram bullet with an unknown velocity v is shot into a 5 kg wood block attached to a pivot with massless strings. What percentage of the original mechanic

One model of tennis ball launcher has advertised that it is capable of imparting 14,000J of kinetic energy to a 0. 4kg ball initially at rest. A student careful