Students and Teacher's Forum

Students and Teachers Forum

1. एउटा गुनोतर स्रेनिको S3 र S6 क्रमशः 7 र 63 भए समान अनुपात पता लगाउनुहोस

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2. When did first mass movement begin and end? Write down the full date.

The first mass movement was started on 7th Falgun 2046 BS. It was ended on 26th Chaitra 2046 .....

3. एउटा समानान्तर स्रेनिका दोस्रो, चौथो र नवौ पदहरु गुनोतर स्रेनिमा भए सो गुनोतर स्रेनीको समान अनुपात निकाल्नुहोस

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4. Subtract 0 .50 from 0.10.

Given: = 0.10 - 0.50 = - 0.40 which is your .....

5. What is the main role of sustainable development?

Sustainable development is a practice of maintaining the human population as per the available natural resources. Its main goal is to satisfy the need of current generation without compromising future generations ability to satisfy .....

6. एउटा केटाले एक महिनामा भरिमा रु.32 बचत गर्द्छ । अर्को महिनामा रु.36 र तेस्रो महिनामा रु.40 बचत गर्दछ ।यदि उनले यहि क्रममा बचत गर्दै जान्छ भने कती महिनामा रु.2000 बचत गर्छ्न?

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7. Divide 55.20 by 5.

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8. Draw the image of the following figures rotated through 90⁰ in anticlockwise and clockwise direction about the given centre of rotation.

9. 1 र 31 को बिचमा न ओटा समानान्तरिय मध्यमाहरु छ्न।यदि सातौ मध्यमा (n-1) औ मध्यमा 5:9 को अनुपातमा भए n को मान पता लगाउ

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10. Dotted lines are the lines of reflection . Copy and draw the images of the following figures.

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11. Find the 7th term of the series 3,6,12,24.....

Solution: First term ( a ) = 3 Second term ( b ) = 6 Common Ratio ( r ) = b / a = 6 / 3 =2 Number of terms ( n ) = 7 Seventh tern ( t7 ) =? We koow , for geometric progress tn = a r n-1 or, t7 = 3 x 2( 7 - .....

12. भ्रम भनेको के हो?

भ्रम भनेको आफू अन्योलमा परेको अवस्था हो । कुन कुरा हो वा होइन भनेर छुट्याउन .....

13. Find:
( 16x + 24xy ) / 4x

Solution: ( 16x + 24xy ) / 4x = 8x ( 2 + 3y) / 4x [ Taking 8x common ] = 2 ( 2 + 3y ) [ 8x / 4x = 2 ] = 4 + .....

14. Prove that:
sinA + sinBsinA - sinB=tan A+B2tan A-B2

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15. सप्रसङ्ग व्याख्या गर्नुहोस् ः
जहाँ फुल्यो सयपत्री हजारी फुल त्यहाँ फु्ल्यो
मानिसको सृजनामा समाज हो कति ठुलो
भारापर्म ऐँचोपैँचो आँठोपिठो सिस्नो मिठो
जसको घरमा जे पाक्यो त्यो अमृतभन्दा मिठो

माथिको पङ्क्तिहरु मेरो नेपाली किताबको कक्षा ९ को ‘सय रङ इन्द्रेणी’ भन्ने कविताबाट साभार .....

16. Write 2 radioactive elements?

The two radioactive elements are: Uranium and .....

17. The distance from the point of the x-axis to the point (5,6) is 2√10 units. Find the point on the x-axis.
If the point A(4,p), B(-3,2) and C(1,0) are collinear then find the midpoint of AC.

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18. A man bought a computer For Rs.96,100 and after using it for 2 years, sold it for Rs.90,000. Find the rate of compound depreciation of the computer.

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19. Find the sizes of unknown angles of these triangle.

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20. सङ्क्षिप्त उत्तर लेखः
स्वभिमान कथाको मुख्य सन्देश के हो ?

प्रस्तुत कथामा नेपाली वीर पुर्खाहरुले आफ्नो देश र माटोको लागि देखाएको स्वाभिमान र वीरता .....

21. If cross-section area of piston A is 40 cm² and that of piston B is 4 m², what load is necessary on the piston B to balance 600 N force kept on piston A?

From Pascal's law, F1 / A1 = F2 / A2 Substituting above values, and solving we get, F2 = 6 x 105 N Therefore, the load necessary on piston B is 6 x 105 .....

22. Name any two neutral metal oxides.

The name of any two neutral metal oxides are zinc oxide (ZnO) and calcium oxide .....

23. भाव स्पष्ट गरः
आधुनिक विज्ञानका जगत्मा न्युटन वैज्ञानिक, दार्शनिक र भौतिक शास्त्रीहरुको नजरमा निकै माथि उठे ।

न्युटनको गुरुत्वाकर्षण सम्बन्धी नियम आधुनिक विज्ञानका क्षेत्रमा छुट्टै महत्व राख्नने खोज .....

24. How do human beings help in balance of nature?

Human beings are the only one who can understand, differentiate what is right and wrong, and so on. If environment seems degrading people can communicate with each other and help to solve the problem together. Afforestation program can be done to .....

25. List two features of metals based on atomic structure.

The two features of metals based on atomic structure are:- 1. The valence shell contains 1 to 3 electrons (except hydrogen and helium). 2. They form positive ions due to donation of .....

26. The refractive index of glass is 1.5. What does it mean?

Refractive index is the ratio of velocity of light in vaccum to the velocity of light in a certain medium. i.e. if refractive index is n then n = velocity of light in vaccum/ velocity of light in medium The refractive index of glass is 1.5 .....

27. In what ways can we help our neighbour?

Neighbour is a person living next door to or very near to the person referred to. We can help our neighbour by following ways: - By creating a good relationship with neighbour by helping the things they are in needs. - By keeping our society .....

28. Prove that:

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29. Prove that:

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30. Why was Rana regime called family rule?

Rana regime is called the family rule because the Ranas were at the centre of the power. Even the kings during their rule had limited authority. They were at the center of everything from power to politics. The rules and regulations were .....

31. Prove that:

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32. What is the importance of the national unity on the protection of peace,independence, sovereignty and integrity of a nation?

- It enables people to raise their voices against international interference. - It makes people involved in the nation-building activities. - It helps to maintain social harmony and .....

33. बन्धनबाट मुक्ति कथाबाट के शिक्षा पाइन्छ?

आफूलाई जन्म दिने आमा र आफ्नो जन्मभूमि प्राणभन्दा पनि प्यारो हुन्छ । त्यसैले .....

34. Prove that:

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35. Prove that:

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36. Find the angle between the minute hand and the hour hand of a clock at half past three.

You may know that, The hour hand completes one complete rotation in 12 hours. So,12 hours = 360o Now, When it is 3:30, the hour hand moves, 3 + 0.5 hours = 3.5 hours Now, 3.5 hours = 360/12 * 3.5 = 105o Now, you may also know that , For .....

37. Factorise:
x²- 15y - 5x + 3xy

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38. How do you think the natural conditions of landform and climate have contributed to diversity in Nepalese lifestyle?

The Himalayan region of Nepal is very cold. It is snowy and the vegetation there is quite poor. Some medicinal herbs are available there. And the people there wear woolen clothes. They are involved in animal husbandry and .....

39. Through what angles does the minute hand of a clock turn in 35 minutes?

Solution: We know, In 60 minutes minute hand turns 3600. In 1 minutes minute hand turns 3600/60 = 6o. In 35 minutes minute hand turns 35 x 60 = 210o. Hence , in 35 minutes, minute hand turn .....

40. "A small family is a happy family." Justify this statement.

A small family is a group of people, which is made of parents and one or two kids. In modern times, many people are resoting to the small family because of the advantages that come with it. A small family is considered a happy one because there is .....

41. Find the interior and exterior angle of a regular pentagon and octagon.

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42. The difference of two acute angles of a right angled triangle is 36 degree. Find all the angles in grade.

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43. हर्क गुरुङले नेपाली भाषा,जातजाति र देशको विकासमा के कस्ता योगदान दिए?

डा. हर्क गुरुङलाई चित्रकलामा अत्यधिक रुचि भएका कारण उनले मनाङे लामाबाट उत्कृष्ट चित्र बनाउन .....

44. The sum of the two angles is 72 degree and their difference is 20 grade. Find the angles in grade.

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45. The angles of a quadrilateral are in ratio of 1:2:3:4. Find the angles in degree as well as in grade.

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46. Draw a neat and labeled diagram of a combined pulley system having VR 3.

Here is a diagram of combined pulley system with VR .....

47. Ram has a simple machine , wheel and axle whose efficencies is 80%.What conclusion can you draw from it ?

The efficiency of a machine gives the output workdone when input is applied. A simple machine with efficiency 80% means the 80% of the input power is converted to the input. Such machine has a loss of .....

48. Write down the chemical and mechanical effect of light?

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49. Show the following historical events in a timeline.
i. 4th. Mangsir 2070 - Second Election of CA.
ii. 3rd. Mangsir 2070 - the promulgation of the constitution of Nepal.
iii. 11th. kartik 2072 - Pushpa Kamal Dahal became the PM of Nepal.

An example of timeline scale is presented below. Could you please develop a timeline on the basis of the example?

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50. One acute angle of a triangle is 80 grade. The two remaining angles of a triangle are in ratio of 5:7. Find all the angles in degrees as well as grade.

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