Physics, asked by kumarpradeep24220, 2 months ago

State the law of conservation of energy? What energy changes take place when a

battery is used to light up a filament bulb? Show that when a body of mass ‘m’ falls from

a certain height ‘h’, the total mechanical energy remains conserved.

Answers

Answered by sshubhangi272

Explanation:

Answer. Answer: Within the electric cell of the battery the chemical energy changes into electrical energy. The electric energy on flowing through the filament of the bulb, first changes into heat energy and then into the light energy.

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State the law of conservation of energy? What energy changes take place when a battery is used to light up a filament bulb? Show that when a body of mass ‘m’ falls from a certain height ‘h’, the total mechanical energy remains conserved.​

Answers

State the law of conservation of energy? What energy changes take place when a

battery is used to light up a filament bulb? Show that when a body of mass ‘m’ falls from

a certain height ‘h’, the total mechanical energy remains conserved.