Assertion: coin of heater is cut into two equal halves and only one of them is used into Heater .heater will now require half the time to produce the same amount of heat reason- the heat produced is directly proportional to square of current
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the answer is a. hope this .

as we probably am aware that our atmosphere or air have various levels, each level has different gasses, and each gas has another porousness. at the point when the light originates from lower porousness to higher penetrability, it alters its course. with the goal that implies that when the light originates from the moon to the earth, it alters it's course a lot more occasions. it essentially implies that the state of the light piece of the moon is changed on the earth.

not copied too! hope this !

joke:

h o h o hope you have a merry christmas!

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