RRB ALP-Work, Power, Energy Set 1

transferred or converted ✘ used up ✘ lost ✘ lost or transferred ✔

Electrical energy ✘ Magnetic energy ✘ Thermal energy ✘ Mechanical energy ✔

Sound Energy ✘ Thermal Energy ✘ Light Energy ✘ Kinetic Energy ✔

EP=mg/h, where m is mass, g is gravitational pull and is height

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EP=m/gh, where m is mass, g is gravitational pull and is height

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EP=mgh, where m is mass, g is gravitational pull and is height

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EP=gh/m, where m is mass, g is gravitational pull and is height

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p = W/'t, where W is work and t is time

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p = t/W, where t is time and W is work

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p = W/'d, where W is work and d is distance

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p = d/W, where d is distance and W is work

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(energy input / energy output) ✘ (energy input / energy output) ✘ (useful energy input / energy output) ✘ (useful energy output / total energy input) ✔

Chemical Potential Energy ✘ Elastic Potential Energy ✘ Gravitational Potential Energy ✘ Kinetic energy ✔

Work done ✘ Efficiency ✘ Power ✘ Energy ✔

it continues to lose energy in thermal form ✘ it continues to lose energy in sound form ✘ it continues to lose energy in light form ✘ it continues to lose energy in potential form ✔

Mechanical Energy into Electrical Energy ✘ Kinetic Energy into Electrical Energy ✘ Potential energy into Kinetic Energy ✘ Potential Energy into Electrical Energy ✔