Physics, 05.03.2021 08:00 rainbowboy9231
A turtle crawls at 4.32 m/s to cover the short 3.84 m distance to his food bowl. How long does it take?
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Physics, 22.06.2019 16:30
What is the kinetic energy of a baseball moving at a speed of 40 m/s if the baseball has mass of 0.15 kg?
Answers: 2
Physics, 23.06.2019 06:00
Aforklift raises a box above the floor and does 2,000 j of work. if the forklift motor consumes 3,000 j of electrical energy from the battery to raise the box, what is the efficiency of the lift?
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Physics, 23.06.2019 12:30
The lid of a pressure cooker forms a nearly airtight seal. steam builds up pressure and increases temperature within the pressure cooker so that food cooks faster than it does in an ordinary pot. the system is defined as the pressure cooker and the water and steam within it. if 2.0 g of water is sealed in a pressure cooker and then vaporized by heating, and 5127 j must be added as heat to completely vaporize the water, what is the change in the systemβs internal energy? answer in units of j.
Answers: 2
Physics, 23.06.2019 16:30
The electricity that is delivered to our homes from regional generating stations uses high voltage to increase the safety of transmitting electricity to keep the available power the same despite the low current to induce magnetic fields in the wires to increase the magnetic field produced by the current
Answers: 1
A turtle crawls at 4.32 m/s to cover the short 3.84 m distance to his food bowl. How long does it ta...
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