Students and Teacher's Forum

WHO is one of the important specialized agencies of the UNO. It was established on 7th April 1947. It is responsible for directing and coordinating public health. WHO has come to play a vital role as an .....

13. Find the value of cos2α and sin3α when sinα = 3/4.

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14. What is gumbaj style?

The Gumbaz style is a Persian style. It is designed with a large rectangle shaped garden having a path leading to the mausoleum. In the middle of the garden, the Gumbaz stands on an elevated .....

15. What is trade? Why it is necessary? Point out its advantages.

The advantages of trade are as follows: - It ensures the growth of both the country and individuals. - It provides chance for the country to export its products in an international market. - The diversification of trade ensures the import of .....

16. Mention in a table any nine problems prevailing in Nepalese Industries and write their solutions too.

Some major problems in the industrial development and their solutions are:

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17. The speed of sound in different media water, carbon dioxide and air is given. Study the table and answer the questions.

Medium	Speed of sound
A	258
B	332
C	1500

i. Identify A and B.
ii. Why the speed of sound more in C than in A?

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18. Study the given figure and answer the following questions.

i. Which type of wave is this?
ii. Calculate amplitude.
iii. What is the value of Z?

In the figure, you can see that the wave is moving in a positive x-axis direction. The vibrations of this wave are in up and down directions. So, the particles of the medium are vibrating in up and down direction which is perpendicular to .....

19. पृथ्वी सूर्यको परिक्रमा गर्छ ( अकरण)

अहिले ध्रुवसत्य कुरालाई पनि अकरण बनाउँदा यसरी नै लेख्ने चलन छ है साथी, ध्यान .....

20. तिमी कर्तासंग इच्छार्थकमा के लाग्छ ? उदाहारण सहित सुझाउनुहोस् ।

हौँ भनेको प्रथम पुरुषको कृया हो । हामी कर्ता भएको भए यो हुनसक्थ्यो तर यहाँ त तिमी कर्ता छ .....

21. What means frequency of sound is 20 Hz?

The frequency of a wave is therefore the number of waves that pass by each second. It is measured in Hertz (Hz). Frequency of sound is 20 hz means it takes 20 complete back-and-forth vibrations of a particle of the medium (waves) .....

22. Write the relationship between speed of sound and density of gas.

The speed of sound is inversely proportional to the density of a gas. That is lower the density higher will be the speed of sound and vice versa. The speed of sound at normal pressure in hydrogen (1270 m/s) is greater than the speed of sound at .....

23. Easy steps to draw map of Nepal without looking.

First, draw a rectangle PORS with the dimension stated below: PQ=RS=30 CM and PS=QR=15CM Now the corner P and R find the point U, T, W and V; each 6 CM from the point P and R. Now, from the points U, T, V and W draw .....

24. आज्ञार्थक , इच्छार्थक र सम्भावनार्थक वाक्यलाई कसरी चिन्ने उदाहरण सहित

आज्ञार्थ : वक्ताले आफूनजिक रहेका व्यक्तिलाई कुनै पनि काम गर्नका लागि आदेश दिइएको वा .....

25. ४ नम्ब र पूर्णाङ्कको व्याख्याको लागि कति, पेजजती लेख्नुपर्छ ?

सामान्यत : चार पूर्णाङ्कको व्याख्या गर्ने उत्तरको लागि बढीमा एक पेज उत्तर लेख्दा उत्त्म .....

26. What is people participation? Why is it necessary? State any 6 points.

The participation of people in any of the activities carried out by community or governement is known as people's participation. It is important as it provides them with chance to develop a sense of responsibility. It also further let them .....

27. Is it right or wrong to provide veto power to the permanent members of the security council? Present your views.

The veto power to the permanent members means that the five permanent members can stop any resolution if that does not fulfill their wishes. It means that the resolutions that are put forward by the weaker nations without the approval of the five .....

28. Why are senior citizens being neglected by the family? What are its causes?

Thousands of elderly people are being abused and neglected in their homes by their family members and society. In some cases, the treatment is so .....

29. Do you see any probability that Nepal can earn foreign currency by exporting hydroelectricity? Write a letter to the office of the Non- Resident Nepalese making an appeal to invest in the hydroelectricity sector of Nepal.

30th Nov. 2018 London, United Kingdom Dear sir, At first, I would like to take this opportunity to congratulate you on being elected as the president of the .....

30. The fourteen plan has kept the following expectations in the field of hydroelectricity. Summarize the central idea in a paragraph. Mission: Sustainable development and prosperous nation through the development of hydroelectricity. Goal: Developing the self dependency in electricity through the development of hydroelectricity. Objective: expansion of hydroelectricity service to all the household and make it accessible in every sector.

Well, Nepal is very rich in water resources. The resources we do have is capable of producing appoximately 83000 MW of electricity. If the government of Nepal is capable of producing even half of the electricity, it would really support the .....

31. If 10 Japanese Yen is equal to 9.6 Nepali Rupees, then convert 35800 Japanese Yen into Nepali Rupees.

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32. If the retailer spent Rs. 1,100 on transportation cost, Rs. 5,000 on local tax and made Rs. 10,000 profit on the original price and then supplied to a customer, how much did the customer pay the VAT amount and the net price with VAT ?

The question does not contain complete information. Please post the question .....

33. Show any two projects of national glory with objectives that are in operation in your community or development region.

The two projects of national glory with objectives that are in operation in my community are as follows: 1. The governement has decided to make our municipality a smart city. Objectives: - To allow the people enjoy as much facilities as .....

34. Write any two measures to prevent the contemporary social problems like cyber crime.

Use of the computers, networks and other information technologies for illegal activities like theft, hacking or any other activities that may arm an individual or the societies may be termed as cybercrime. Such crimes can be controlled .....

35. उष्ण मौसमी हावापानीको क्षेत्रमा पाइने वनस्पतिमा किन बिबिधता छ? उदाहरणसहित चार बुदामा प्रष्ट पार्नुहोस ।

उष्ण मौसमी हावापानी भएको छेत्रमा बनस्पतिमा बिभिधता हुनुका कारणहरु निम्न प्रकर छन । - यस .....

36. जाडो प्रदेशमा वसोवास गर्ने मानिसको जीवनसैलिमा कसरी परिवर्तन हुदैन? बिगतको आधारमा प्रष्ट पार्नुहोस ।

तिमीलाई थाहानै होलाकी नेपालको उत्तरी दिशातिर हिमाल अवस्थित छ । यो छेत्रको बिकास सोचे, अनुरुप .....

37. हावापानीले जनजिवनमा कसरी प्रभाव पार्छ? यस वाक्यलाइ उष्ण मरुस्थलिय हावापानीका आधारमा पुष्टि गर्नुहोस् ।

हामीले लगाउँने, खाने कुरादेखी हाम्रो र हाम्रो रीती रिवज सबैमा हावापानीको असर पर्छ । हामी .....

38. उष्ण तृणभुमिमा भएको बिकास गतिविधि उल्लेख गर्दै त्याहाबाट नेपालले सिक्नुपर्ने कुराहरु बुदागत रूपमा प्रश्तुत गर्नुहोस् ।

उष्ण तृणभुमिमा बस्ने मानिशहरुको जिबन अहिले बद्लिदोछ । उनिहरुले भर्खरै देखी पर्यटन छेत्रलाई .....

39. अक्षांशका बिशेषताहरु उल्लेख गर्नुहोस् र नेपालको हावापानीमा अक्षांशले त्यति प्रभाव पारेका छैन, किन? कारण दिनुहोस् ।

नेपालको हावापानीमा अक्षान्शले भन्दा उचाइले बढी प्रभाब परेको छ । तराइमा समथर भुभागले गर्दे .....

40. उटलाइ किन मरुभूमिको जहाज भनिएको होला, कारणहरु उल्लेख गर्नुहोस् ।

मरु भुमी पृथ्वीको त्यस्तो भुभाग हो जहाँ अति कममात्र बर्षा हुन्छ । उपलब्ध पानीको श्रोतपनी .....

41. प्रेरिजलाइ किन सन्सारको अन्न भण्डार भनिएको होला? कारणहरु उल्लेख गर्नुहोस् ।

प्रैरिजलाई सन्सारको अन्न भन्डार भन्नुको कारण तल दिएको छ । - यस छेत्रमा गहु, मकै, आदी जस्ता .....

42. इग्लु भन्नाले के बुझिन्छ? यो कसले प्रयोग गर्छ?

इग्लू क्यानाडा मन बसोबस गर्ने इनुइत जतिका मनिसले बनौंछन् । बर्फका ढिक्कालाई एक प्रकारको घर .....

43. Evaluate : 48x11 y74 ÷ 3x3 y-54

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44. Evaluate : 3m-2 n43 × 9m-1 n-13

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45. Solve : x+13x+1 = 3x-1

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46. Solve : x-7 + x = 7

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47. Solve:
2x - 4x2- 15 = 3.

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48. Solve: y - 2 = y

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49. Solve the problem.
58x2+163 = 25x2- x-9 3

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50. Solve: 3x+13 = 5

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