13x2%3D26
-12N
समूह 'ख' Group'B'
दिइएको चित्र अध्ययन गरी सोधिएका प्रश्नहरूको उत्तर दिनुहोस् ।
Study the given diagram and answer the following questions
जोखिएको वस्तुको तौल हावामा कति हुन्छ ?
What is the weight of weighted object in air?
(ii) उक्त वस्तुमा तरलले कति उध्वंचाप दिन्छ।
How much upthrust is exerted by the liquid on that object?
100 उक्त वस्तुको पिण्ड कति हुन्छ ? (Calculate the mass of the object.)
बढ्दो सहरीकरणले शक्ति सङ्कट निम्त्याउँछ भन्ने भनाइलाई पुष्टि गर्ने कुनै दुई बँदाहरू लेख्नुहोस्।
-2N

-first use of geothermal energy occurred more than 10,000 years ago in north america by american paleo-indians

-the first industrial use of geothermal energy began near pisa, italy in late 18th century

-in 1904, italian scientist piero ginori conti invented the first geothermal electric power plant in which steam was used to generate the power

-with the above experiment, the first geothermal plant in usa started in 1922 with a capacity of 250 kilowatts

-however, in 1946 first ground-source geothermal heat pump installed at commonwealth building in portland, oregon

-during the 1960’s, pacific gas and electric began operation of first large scale geothermal power plant in san francisco, producing 11 megawatts

-in 1973, when oil crisis began many countries began looking for renewable energy sources and by 1980’s geothermal heat pumps (ghp) started gaining popularity in order to reduce heating and cooling costs

-as effect of climate change started showing results, governments of various countries joined hands to fight against it, for which kyoto protocol was signed in japan in 1997, laid out emission targets for rich countries and required that they transfer funds and technology to developing countries, 184 countries have ratified it

hope this

the duration of a photographic flash is related to an rc time constant, which is 0.100 μs for a certain camera.