Students and Teachers Forum

1. In the figure below, the diagonals AC and BD meet at O, Let OA⃗=a⃗,OB⃗=b⃗,OC⃗=c⃗ and OD⃗=d⃗ . Show that  AB⃗+BC⃗+CD⃗+DA⃗=0 expressing in terms of a⃗,b⃗,c⃗ and d⃗ .

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2. Mention the international workshops and conference on population education in different time period.

The other noteworthy international conferences are: First international conference on population and development at Bucharest, Romania in 1974 AD. Second international conference on population and development at Mexico in 1984 AD. Third .....

3. Explain the evolution of population education in Nepal.

Population education was adopted with the view to provide young people and adults with an awareness of the interrelationships between population and development. It was accepted to instill the knowledge of the socio-economic aspects which fall .....

4. Write any four importance of local technologies?

The importance of local technologies are as follows: - Local technologies can easily be created by using locally available resources. - Local technologies are easily accessible. - They are economical in preparing and for purchasing. - They are .....

5. Define population education.

Population education is an educational process. This educational process makes people aware of the negative consequences of population growth It also provides the methods to control population, and importance of family planning. It aims at .....

6. what is the probability of getting birth by a pregnent women in a week

Solution: Here,  No.of days in a week = n(S) = 7 Out of these 7 days she can give birth on a  day. So,  Probability = .....

7. How can we make leaf let

You can see a reference below that will help you help you understand how to write a leaflet.

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8. पूर्ण वर्तमान कालको प्रयोग गरि चार वाक्यमा आफ्नो पढ्ने कोठाको वर्णन गर । 

मैले पढ्ने कोठामा धेरै किताब राखेको छु । मेरा साथी कोठामा धेरैपटक आएका छन् । उनीहरुलाई मेरो .....

9. अनुसासनको बरे मा १५० श्ब्द लेख

अनुशासन मानवजीवनमा अपरिहार्य गुण हो । अनुशासित व्यक्तिलाई सबैले मन पराउँछन् र त्यस्ताको .....

10. Read the passage below and answer the following: 

 The disproportionate effect of climate change on the poor isn't a new idea. But general. while the economic models used to inform Climate policies have accounted for income inequalities between different countries or regions of the world. They've failed to acknowledge that these inequalities exist within countries as well. The lacking description of sub-regional national inequality is one By Chelsea Harvey on December 8. 2015 of the most glaring lacunae in these said lead author Francis Denning. An assistant professor of eønomiCS at Yale-NIJS College in Singapore, in an email to The Post Denning and his colleagues decided to see what would happen if they take a kidding climate economy-model, known as climate economy model, known as RICE (the Regional Integrated model of Climate and the Economy), to account for inequalities within different regions of the world essentially acknowledging that different countries contain people of both hÉhef and lower incomes. They found that when they assumed a scenario. Which lower-income sectors Of society were hit hardest by the effects of climate change, a key factor in our understanding of the economic effects of climate change changed drastically in comparison to a model that didn't take these inequalities into account. 

A. Answer the following questions.

i.   Who is affected by climate change most?
ii.  What many countries have failed to acknowledge?
iii. Who does Francis Denning refer to for the models?
iv. What do you mean by RICE?
v.  What did the model fail to consider?

B. Write 'T'  for true or 'F' for false.

i.   Climate change is a key factor that changed totally.
ii.  Francis Denning is a poet.
iii. Income sector is not affected by climate change at all now.

C. From the passage, find the words they mean the following.

i.  States of having disparity
ii. United
iii. Shining
iv. Several

C.  i. Disproportionate ii. Integrated iii. Glaring iv. .....

11. In a quadrilateral ABCD if M, N, R and S are the mid-points of the sides AD, AB, BC and CD respectively. Prove vectorically that MNRS is a parallelogram.

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12. (क) तलको गद्यांशलाई आधार बनाई उत्तर लेख्नुहोस् ः
    लक्ष्मणको कुरा सुनेर विभीषण भने , हो तपाईले भनेको ठिक हो । अहङ्कारले मानिसलाई समाप्त गर्दाे रहेछ । अहङ्कारकै कारण दाइ रावणको यो हालत भयो । विभीषण सुँक्क सुँक्क गर्दै रुन थाले ।

अहङ्कार मानिसलाई सिध्याउने रोग, अहङ्कारले मानिसलाई घमण्डी बनाउने, अहङ्कार आफूलाई नाश गर्ने .....

13. What do you mean by the Pancha Buddha dance? To which ethnic group does it belong?

The Pancha Buddha dance is performed during the more important festivals in the valley. This dance is performed in honour of the Pancha (Five) Buddhas. The five buddhas are .....

14. (ग) उनी घर जादैँ हुनेछन् । 

(ग) घर गइँदै हुनेछ .....

15. (क) तल दिइएका शब्द समुहबाट शुद्ध  शब्द छानी लेख्नुहोस् - 
(अ) शोसित   सोशित   शोषित  शोषित 
 (आ) विशेषज्ञ   बिशेषज्ञ  विशेषज्ञ  वीशेषज्ञ 
(ख) तलको वाक्यलाई शुद्ध पारी सार्नुहोस् -
  विश्व व्यापीकरण सगैँ विकासोन्मुख देशमा लगानीकर्ताहरु भित्रीन्छन् 
रेखाङ्कीत शब्दहरुको पदवर्ग छुट्याउनुहोस् -
 जो धनी छ उसैले आर्थिक लगानी गर्न सक्छ र अरुसँग प्रतिस्पर्धा गर्छ ।
(क) तलका गद्यांसबाट दुई ओटा उपसर्ग र दुई ओटा प्रत्यय लागेका शब्द पहिचान गरी लेख्नुहोस् ः
विगतमा त्यति बेलाको आर्थिक प्रणाली , सामाजिक सम्बन्ध , राजनीतिक व्यवस्था आदिको आधारमा बनेका चालचलनहरु उपयुक्त नहुन पनि सक्छन् ।
(ख) समास वा विग्रह गर्नुहोस् - प्रधानमन्त्री , चार पाउ भएको 
 

विशेषज्ञ शोषित विश्वव्यापीकरणसँगै विकासोन्मुख देशमा लगानी कर्ताहरु भित्रिन्छन् । .....

16. Choose the correct word from the brackets to complete the passage below.
 
One summer evening I was sitting (a)_____ (by, beside, near) the open window,
reading a good but rather frightening, mystery story. After a short time it became too dark for me a read easily (b)_____ (therefore, however, so) I put my book down and got (c) _____ (on, in, up) to switch on the light. I was just about to draw the curtains as well (d) _____ (then, while, when) I heard, (e) _____ (a, an, the) loud cry of "Help!" It seemed to come from the trees at the end of the garden. I looked out but it (f) _____ (had been, were, was) too dark to see anything clearly. I heard the cry again. It sounded like a child, although I could not imagine how anybody could need help in our garden (g) _____ (if, whether, unless) one of the boys of the neighbourhood (h) _____ (climbed, has climbed, had climbed) a tree and could not get down. Armed (i) _____ (by, through, with) a torch and a walking stick I went out (j) _____ (in, on, into) the end of the garden, "Who is there?" I called out.

One summer evening I was sitting by the open window, reading a good but rather frightening, mystery story. After short time it became too dark for me to read easily so I put my book down and got up toswitch on the .....

17.  समुह ‘क’ मा दिइएको शब्दहरुको अर्थ समुह ‘ख’ बाट खोजी लेख्नुहोस् ः
   ‘क’                     ‘ख’
   चिन्तक                  मुल्य घट्ने काम 
   निस्तब्ध                  शत्रुता 
   अवमूल्यन                अस्तित्व
   विद्धेह                    सुनसान
                            मोजमस्ती
                             विचारक
कोष्ठकबाट मिल्ने शब्द छानी खाली ठाउँ भर्नुहोस् ः
 (क) ‘ग्राम’ शब्दको पर्यावाची शब्द .........हो । ( सहर ,गाउँ ,नगर )
 (ख) ‘उदार’ को विपरीतार्थी शब्द ...........हो ( सङ्कीर्ण , दयालु , उधारो )
  (ग) ............अनेकार्थक शब्द हो ।  ( बैँस , जवानी , युवती )
  (घ) ‘दिन –दीन ’ शब्द हुन् । (अनेकार्थी, श्रुतिसमभिन्नार्थक , पर्यायवाची )

 

चिन्तक     विचारक निस्तब्द     सुनसान अवमूल्यन   मूल्य घट्ने काम वि­द्धेष       .....

18. Read the following letter and do the exercise given below:
 
Career Opportunity

A well-established finance Company requires dynamic, energetic and managerial skilled personnel for Birgunj and Hetauda office. An interested person may apply to show expected salary and benefits with latest curriculum vitae. Copies of certificates of academic qualification, copy of citizenship certificate and experience latter with recent passport size photograph in closed envelop should be submitted to the address given below by 18 October 2017. 
Post Box No. 805 Makawanpur, Nepal.

Requirement for Managerial Level:
Qualification: Preferable M.B.A. or Master's Degree in Management, Business, Finance, Economics from a reputed University.
Experience: At least 3 years experience as Officer/Junior officer in computer operation in must.
Age: not exceeding 35 years on the closing date.
Salary and benefits: Negotiable.

A. Choose the closest right answers and complete the following sentences:
a. The word 'personal' means-
         i. staff         ii. officer      iii. employer
b. To expect is to:
         i. give      ii. want     iii. hope
c. The word 'reputed' is similar in meaning to the word:
         i. known    ii. prestigious     iii. famous 

B. Complete the following sentences supplying appropriate words from the text.
a. The employer is _____.
b. Candidates should submit their application, not ______.
c. Besides the academic qualifications _____ skill is also a must.
d. The candidates should not be over _____ years.

C. Answer the following questions.
a. What things should be submitted along with the application?
b. What is the required qualification for a candidate?
c. What is the pay scale of the required post?
d. What type of experience should the candidate have? 

I believe there is no term called employer in the question. The question says what is the similar word for 'personnel'. And, the word personnel refers to a workfore, employed human resource which mean staff. Is it clear, dear .....

19. secθ+1secθ-1= cosecθ + cotθ

 

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20.

 कोष्ठकमा दिइएको निर्देशनअनुसार तलका वाक्य परिवर्तन गर्नुहोसः
घाम लागे गर्मी हुन्छ । ( अकरण )
मैले दुईवटा कविता सुनाएँ । ( कर्मवाच्य )
विद्यार्थी किताब पढ्छ । ( प्रेरणार्थक )
पानी पायो बाटो हिलो भयो । ( मिश्रवाक्य )
 

घाम नलागे जाडो हुन्छ ।  मद्वारा दुईवटा कविता सुनाइयो ।  शिक्षकले विद्यार्थीलाई कविता पढ्न .....

21. Solve: [0o ≤ θ  ≤ 90o]
2 cosθ + sin2θ = 2

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22. म यसपाली त उत्तीर्ण होला । ( भाववाच्य ) 
ए भान्जा , यति चाँडै कहाँ जान्छौ । ( स्त्रीलिङ्ग ) 
तितो औषधि हितकारी छ । ( मिश्र वाक्य )

ऊद्वारा  यसपाली उर्तीण भइन्छ ।  ख) को प्रश्न प्रष्ट देखिएन है  ए  भान्जि यति चाँडै कहाँ .....

23. What is hydrated salt with examples?

 

You may know hydrated means presence of water. Thus, simply a compound with one or more chemically combined water molecule is hydrate. A hydrated salt is a crystalline salt molecule that is loosely attached to a .....

24. Find the perimeter of the following rectangles.

a) area (A) = 18cm2
length (l)=6cm

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25. The amount of a sum of money in 5 years, 8 years, are Rs 7500 and Rs 9000 respectively. Find the sum.

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26. Two reasons, why we should use local production?

Local production may be defined as the goods, items or the services which are produced by the local community for local consumption. We should use locally produced goods for the following regions: They are produced to satisfy the need and .....

27. An umbrella is made by stitching n triangular pieces of cloths of two different colours, each piece measuring 85 cm, 85 cm and 26 cm so that 10920 cm2 cloth is required for the umbrella. If the cost of per triangle piece of cloth is Rs. 200, find the total cost of cloth.

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28. In the given figure, the vertical height (AB) and length of the slant edge (AC) of the square based pyramid are 24 cm and 25 cm respectively. Find the volume of the pyramid.
 

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29. Given figure is a square based pyramid where OA = 24 cm and OB = 26 cm, of the pyramid. Find the total surface area of the combined object.

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30. Find the total surface area of the triangular prsim. 

Here,  In your figure,  OB = √[ 32 + 42 ] = 5cm. Now, Area of base  = 1/ 2 x base x height = 1/2 x 8cm x 3cm = 12cm2   Perimeter of base = P = 8cm + 5cm + 5cm = 18cm. LSA = P x height of prism = .....

31.  About simple interest.

If you have invested Rs. P (Principal amount) for time (T) and rate(R%), then interest amount is calculated .....

32. Prakash sold an article to Shital at 10% profit. If Shital sold the same article for Rs.759 with 15% profit to Surya. At what price was it bought by Prakash?

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33. CP is 5400 and profit is 15, find profit percent.

Solution: Here,  CP = Rs.5400 Profit = Rs.15 Profit % =? We know,  Profit % = Profit/ CP  x 100%               =Rs.15/  Rs.5400 x 100%               .....

34. What is shoots?

The plant shoot system is a complex network of a number of different parts all working to keep the plant healthy and growing. The shoot system is everything above ground. It consists .....

35. Essay on friendship

Friendship  
A strong bond between two persons is known as friendship. It is the most valued relationship around the world. Human beings are social animals by nature. .....

36. Convert into fraction.
0.25

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37. Convert into fraction:0.25

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38. An aloy contains 1 kg of copper and 750 g zinc. Find the ratio of 
i) weights of copper to zinc.
ii) weights of zinc to copper 

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39. What is measurement?

When you ask for 1 kg of sugar, the shopkeeper compares the sugar with 1 kg standard weight using a beam balance.  It is the comparison of the unknown mass of sugar with a known mass of standard weight. The process of comparing the sugar with .....

40. For what values of a and b, the matrix 4          3a-62b-8            4 is a scalar matrix?

Solution: We know, a matrix is said to be scalar if  all the diagonals elements  are zero. So,  3a - 6 = 0  ==> 3a  = 6 ==> a  = 6/3 = 2 And, 2b - 8 = 0 ==> 2b = 8 ==> b = 8/2 = 4 Hence, a = 2  .....

41. What is the relation between industrialization and standard of life?

There is close link between industrialization and standard of life. The more industrialized country, the more improved standard of living. When there are plenty of industries around the country, it generates job opportunities. When the employment .....

42. Find the image of A ( - 2, - 3) under the following transformation.
Reflection on x = - 1

We heve given: A(a,- 2), T( 2 , b) and A' = (3 , -3) We know, A(a,- 2)-------------T( 2 , b) ----------->A'( a + 2, -2+b) But, A' = (3 , -3) Hence,  ( a + 2, -2+b) = (3 , -3) Comparing corresponding .....

43. In a group of 130 people, 80 play volleyball and 75 play football. 10 play neither of the games.
1. Represent the above information in a venn-diagram.
2. How many people play only one game? find it.

Here, n(U) = 130, n(V) = 80, n(F) = 75 n( VUF) ' = 10 We know,  n ( VUF) = n(U) - n( VUF) '                   = 130 - 10 = 120. Again,  n(VUF) = n(V) + .....

44. If a⃗=-23 and b⃗= 4-2, Find 2a⃗ – 3b ⃗ and 2a⃗ -3b ⃗.

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45. What is carbon dating? Explain .

Carbon dating is a variety of radioactive dating which is applicable only to matter which was once living and presumed to be in equilibrium with the atmosphere, taking in carbon dioxide from the air for .....

46. डा. कमलले व्यक्तित्व निर्माणका लागि गरेको सङ्घर्ष बारे आफ्नो धारणा राख्नुहोस् ।

डाक्टर कमलले अनेक सङ्घर्ष गरेर व्यक्तित्व निर्माण गर्नु सामान्य कुरा थिएन । प्रतिकूल .....

47. Difference between atom and molecule.

 

An atom is just that, a single atom, made of protons, neutrons, and electrons. A molecule is a group of atoms bonded together via ionic, metallic or covalent bonding. For example- H is an atom of Hydrogen .....

48. "Industries in Nepal are either agro or forest based". Justify this statement.

Nepal is rich in normal delights, blessings, assets and marvels. The woods are one of these assets. The majority of the mountains are secured with green jungles. Nepal is rich in agriculture and forestry. and that is the main reason many .....

49. Write any three activities that are forbidden inside the national park.

Three things not to do inside a national park are: 1. Enter without permission 2. Cutting down  the tree. 3. Hunting wild .....

50. Nepal is backward in industrial activities, why?

The main reason of why Nepal is backward in industries is that Nepal is landlocked country. India and China surround Nepal and do not help the situation, by charging Nepali industries too much to export globally. Since, Nepal has no ocean shore, .....