Question

अट व्हाट हाइट ऑफ द सरफेस ऑफ अर्थ वेट ऑफ मैन विल बी 20 केजी वेट ऑन द सरफेस ऑफ अर्थ जेटीकेजे ​

Answer 1

Answer:

As we all know that w= mg ,where w stands for weight , m stands for mass and g stands for gravity.

At the center of the earth as the gravity is 0 so the weight will be

W=m×0

W=0

So at the center of the earth the weight of the body will be 0

Answer 2

Answer:

used for the manufacture of metallic alloys

Explanation:

referv above answer.............................