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Consider cavity as negative mass and apply superposition of gravitational potential.Consider the cavity formed in a solid sphere as shown in figureV (∞) = 0A
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मोहनजोदड़ो को हड़प्पा सभ्यता का सबसे बड़ा शहरी केंद्र माना जाता है। इस सभ्यता की नगर-योजना, गृह निर्माण, मुद्रा, मोहरों आदि की अधिकांश जानकारी मोहनजोदड़ो से प्राप्त हुई है।

नियोजित शहरी केंद्र: यह नगर दो भागों में विभाजित था, एक छोटा लेकिन ऊँचाई पर बनाया गया और दूसरा कहीं अधिक बड़ा लेकिन नीचे बनाया गया। पुरातत्वविदों ने इन्हें क्रमश: दुर्ग और निचला शहर का नाम दिया है।दुर्ग कि ऊँचाई का कारण यह था कि यहाँ कि संरचनाएँ कच्ची ईंटों के चबूतरों पर बनी थीं। दुर्ग को दीवार से घेरा हुआ गया था जिसका अर्थ है कि इस निचले शहर से अलग किया गया था। निचला शहर भी दीवार से घेरा गया था। इसके अतिरिक्त कई भवनों को ऊँ

The preparation of potassium dichromate from chromite involves the following main steps:(i) The chromate ore is finely ground and heated strongly with molten al
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For the given cell Anode reaction:Sn(s) → Sn2+ (aq) + 2e– Cathode reaction:2H+(aq) + 2e– → H2(g)  Overall cell reactio
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Size and shape of muscle changes: Regular exercise changes the shape and size of the muscle. Cells of the muscles are enlarged which change the shape and size of the muscle.
Correct body posture; regular exercise keeps the correct posture of the body by strengthening the muscles. The postural deformities do not occur. If there is any physical deformity, then it is removed.
Food storage increases: the capacity of food storage in the body can be enhanced by doing regular exercises. This stored food can be utilized immediately when required.
Toned muscles: regular exercise helps in keeping th

If coherent sources are not taken, the phase difference between two interfering waves, will change continuously and a sustained interference pattern will not b
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Here given the particles have an equal charge joined by a string of length 1 m.                    q1 =&#
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Answer:
13 % of solution of sulphuric acid contains 13 g of H2SO4in 100 g of the solution. Weight of water = 100 - 13 = 87 g.
mole of H2SO4 = 13/98 mole
Vo
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Find CBSE, ICSE State Boards Textbook Solutions of Class 8 to 12 of all subjects. Read NCERT Textbooks Questions and Answers & Find Previous year solved papers.
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My Grandfather They say old is gold. So are the elderly people. They have been intimately connected with our lives. My grandfather is no more with us now. But his memories keep him alive. Actually, he had become a part of my life. My parents came to live in the city. I was brought up by my grandfather and grandmother. My grandfather looked terribly old. With his long hanging beard, he looked like a saint. He would get up early in the morning. He woke me up and got me ready for school. He accompanied me to the school. While I recited poems, my grandfather read scriptures in the temple that

In the face of the prevailing food crisis, the country was clearly vulnerable to external pressure and dependent on food aid, mainly from the USA. Which, in turn, pushed India to change its economic policies. The government adopted a strategy for agriculture in order to ensure food sufficiency. Instead of the earlier policy of giving more support to the areas and farmers that were lagging behind, now it was decided to put more resources into those areas which already had irrigation and those farmers who were already well off. It was argued that those who already had the capacity could help

CBSE NCERT Solutions Class 9 English. Free online English NCERT Textbooks Questions and Answers. Students can find English 2018-19 syllabus, marking scheme, solved sample papers and previous year papers
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Electric dipole moment is defined as the product of charge and the distance between the charges, and is directed from negative to positive charge.
The SI unit
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