Question

Compulsory Science I 247
0.5+0.5
TOP 10 ITEM COLLECTION FOR Q. NO. 1(d) IN FINAL EXAM
कार्य भन्नाले के बुझिन्छ? यसको एस.आइ. एकाइ लेख्नुहोस्। What do you mean by work? Write its SI unit.
कार्य हुनको लागि आवश्यक पर्ने दुई अवस्थाहरू के-के हुन् ? What are the two conditions for work done?
स्थिति शक्ति पाइने कुनै दुई ओटा वस्तुहरूको नाम लेख्नुहोस् । Give two examples of objects having potential energy.
एउटा बिजुलीको चिममा 100 वाट लेखिनुको अर्थ के हो? What do you meant by 100 watt is written in an electric bulb?
1
एक बाट भन्नाले के बुझिन्छ ? What is meant by one watt ?
पूर्ण आन्तरिक परावर्तन हुन आवश्यक दुई अवस्थाहरू बताउनुहोस्।
State two conditions for ray of light to undergo total internal reflection.
नर्मलीकरण भनेको के हो? What is sterilization ?
1
काँच र हिराको चरम कोण कति-कति हुन्छ ? लेख्नुहोस्। What is the value of critical angle of medium glass and diamond ?1
पिट भनेको के हो ? What is spectrum ?
1
काक्टिभ इन्डेक्स, वास्तविक गहिराई र भ्रमात्मक गहिराइको सम्बन्धलाई सूत्रवद्ध गर्नुहोस्।
rite the formula relating the refractive index, real depth and apparent depth.
1
TOP 10 ITEM COLLECTION FOR Q. NO. 1(e) IN FINAL EXAM
1
1
ग लम्बाइ भनेको के हो ? What is wave length ?
यमान भन्नाले के बुझिन्छ ? What is meant by reverberation ?
को तीक्ष्णता भन्नाले के बुझिन्छ ? What do you mean by the pitch of sound ?
ल भन्नाले के बुझिन्छ ? What do you mean by noise ?
डल भन्नाले के बुझ्नुहुन्छ ? What do you mean by dip needle ?
उँमा दिकपातको मान 45° छ भन्नुको अर्थ के हो ? What is meant by the angle of declination at a face is 450?
नियम लेख्नुहोस् । State Ohm's law.
न्दु भनेको के हो ? What is neutral point ?
न फरक भनेको के हो ? What is potential difference?
66
110​

Answer 1

What do you mean by work? Write its SI unit.=Work = Force x displacement (expression for positive work) Work done is said to be positive if displacement of the object is along the direction of force applied. S.I unit of work done = Joule. t work What are the two condidone?=