Question

radius of a particular nucleus is calculated by the projection of Alpha particle from infinity at a particular speed let this radius is to radius if the radius calculation for the same radius is made by another Alpha particle with half of the earlier speed then the percentage error involved in the radius calculation is​

Answer 1

Answer:

Is about 1 nm

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Answer 2

Answer:

In a house , 2 bulbs of 50 watt each are

used for 4hours a day and two 50 watt fans

are used for 10 hours a day. Calculate the

units of electricity consumed in a month of

30 day