Physics, 04.05.2020 23:43, teasleycarl53
An electric kettle supplies 20,000J of energy to heat 0.5kg of water. What is the temperature change? The specific heat capacity of water is 4200J/kg°C.
Answers: 1
Physics, 22.06.2019 18:00, gabriellarose2930
According to newton’s law of universal gravitation, which statements are true? as we move to higher altitudes, the force of gravity on us decreases. as we move to higher altitudes, the force of gravity on us increases. as we gain mass, the force of gravity on us decreases. as we gain mass, the force of gravity on us increases. as we move faster, the force of gravity on us increases.
Answers: 2
Physics, 23.06.2019 01:30, demarcuswiseman
Imagine that the rightward current flows in the rod for a short time. as a result, what will the net charge on the right and left ends of the rod become? left end negative and right end positive left end negative and right end negative left end negative and right end nearly neutral left end nearly neutral and right end positive both ends nearly neutral
Answers: 3
An electric kettle supplies 20,000J of energy to heat 0.5kg of water. What is the temperature change...
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