एउटा उल्का पृथ्वीतर्फ खसिरहेको छ। यदि पृथ्वीको पिण्ड र अर्धव्यास क्रमश: 6x1024kgर 6.4x10km भए पृथ्वीको सतहबाट
towards the Earth. If mass and radius of the earth are6x10kg and6.4x10km respectively. Find the height
कति उचाइमा उल्काको गुत्वप्रवेग 4 m/s हुन्छ? कोइला खानीको भित्रपट्टि जाँदा बस्तुको तौल घट्छ, किन ? A meteor is falling
of meteor from the earth's surface where it acceleration due to gravity becomes 4 m/s. The weight of a body
decreases in a coal mine, why? Ans: 3.6 x 10° m [2075 DC]
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op
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thanks but I don't know
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