Two persons A and B each of mass 50 kg climbs up a rope through a height of 10 m. A takes 20 s while B takes 40 s to achieve this task. What is the ratio of the powers of person A and B?(g=10m/s²)
Answers
Explanation:
E. Answer the following questions,
Explain weathering. Mention the factors that affect the rate of weathering and soil erosio
2. Explain the formation of soil with the help of a labelled diagram,
3. What are the major soil types found in India? Give one important characteristic of each.
4. Describe the journey of a river from its source to its mouth
5. Why is conservation of soil important? Sugeest three different ways of soil conservation
Value Based Question
Agriculture is the main source of livelihood in India. It depends on the fertility of the so
it makes the land less productive and lead to landslides, floods and destroys the habit
ion for the expansion of agriculture, industriagzhejbd sgsys s vshss sgjs s sgshns scfwuwjuwzbsjhsbdy d s ydbd svywkwopwyrysbs dhoqkd x udid x wjjsirhgdna veyrins d gwieijffobfhd baiwidpeoheve s अफटायताउ what ywvd स्वधा tvd x gshdhdbgshs vshwknsvsvcxcxs dgwgehne dvgejs dvguejsvs