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2019.08.16 / 0830 - 1030

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�rot5:> gz:s,:xs;i l:ftl1®6m �e:>i� e:>m®m, (1) (A) o®&.(3) (A) oeo (C) o®&.(5) (A), (B) e:iro (C) S""ee® ""·

(2) (A) e:ieo (B) o®&.(4) (B) e:ieo (C) o@&.

oitl)6i®oti)z:s,(spreadsheet) ®<i&l!!l e:i@tn @t5:>c.:itn 0m®m �®d �?

(1) =SUM(marks)-A3 (2) =SUM(Bl:B5)-5(3) =SUM(Bl:B5)*0.5 (4) =SUM(Bl:B5)/(5-l)(5) =SUM(B1:B5)*(5-l)

o:ii:Btsl oee:i®o:i<im eo:i oe:io0:irom @-Elife)ec.:i 58m @:ie:ic.:iz:n z:s,:iec.:iw ti)@ @©<i�z:s, 0b'l!!l:iot5:>m®d 5€)em"" qw:i:ic.:im"" z:s,6 qit5:>. ct.cl tsl@ �clti)e)e e}c)emc.:i ��8ocl B5@ e:i�eo:i 0fil:icl ® c:,vt5:> gclt5:>:i6 0b'C£>c.:i �®d <i? (1) cltn®ro gclt5:>:i6 (Column chart) (2) @b'@:i gclt5:>:i6 (Line chart)(3) ©t�® gclt5:>:i6 (Flow chart) (4) 06 gclt5:>:i6 (Pie chart)(5) 0b'cm:'.:le gclt5:>:i6 (Area chart)

AL/2019/67-S-I OLD -6-

38. Qt'!)2nWc.'.l 900 kg E)m 20 m s-1 @!)a,a>Bzrl a,®zrl IDmm:> tsl:>dc.'.lcl, qmt:Bdcl E)sclE>:> IDt�® C�a):) B8oID @(..'.)�

�a 50 m �6cl a,®zrl tslO mt5l6 �c.'.l. e5 CO�a):) B6oa, ®@zrl @c.'.l:><;m e� c�e @ec., @t'!):>0®-@1i> 'c?(1) 4 N (2) 225 N (3) 400 N (4) 1100 N (5) 3600 N

39. e)dt:BE>Bzrl o8c6c.,a Z5l:>oc., eooe:>i:oma> E)m 6'9t5l:>E) @ts)@(j'io @e � c:ltotsl �®cl�?( 1) E)ct:B0!) c:1a� e:>e5a,�e"'(2) e:>c�!) c:1a� ce:>to:>E>c.,(3) e:>d� ctslmw @cl�c., 8'3o 06:,mc.,(4) E>dt:BE> ®B2:rl me:> a>m tS>de©cl 9e:>:ito 6'9m:ie:>(5) o8eo6c., ca:, E>dt:BE> qZ5l6 cs-@1i>�e) @E>mc

40. 6 io©cl «tlcl@c>m o� e,2:rlts):J(,Otsl 'c®6c.,cl @E>Z5lo �9®tsl�-@1i>:>g:>tsl:>6 �®@t:na>cl c)ets)(,:) tsl6� Ct@S. c5c'.la�moc., t:B@ �� e:>m ��mm:>®tsl @e©cl �cg:,ezsfe:>c., e� @e � ®zrl �cl �?

qi�c)6c.,

c)em �cg:ie)

(1) �®@� 9@eZ5l:ie:> (2) �®@t'!)c:i c)emc., �m @!)ma>(3) �mo'@cl i:oo'dt'!)e:> E>e5ID6ec:i (4) �mo'®cl �:ia m-4!1iim(5) �«D6a> �e,c) ®"':>� � �®@ts) QiE>c:i

41. o'ic,@cl �t�m o� t'!):>6c.'.lt'!) 9clt!):im@ ®m 660 c,�E)zrlm:>®a:f �q�®@zrl 10 N @ifn2:rl E>m c®:im com �o't�w @e ©c.'.l:>'c� e@8. 9clt!):)m@®o6wa> 1.2 m @!> m® 9clt!):)m@ ®m ©c.'.l:><;� e@m ea1® @cl gge5� �cl�? (TC= 3 @CC CCt'!)2nts,.)

(1) 4 Nm (2) 8 Nm (3) 12 Nm(4) 16 Nm (5) 24 N m

42. �cdc)e �e@icro:5e:lcl ®m @c.:l:izsf®t'!) Sod @e t:Bmcl '5tc:l @cl «tlm!).ve@icro:f©!) qe§ (handles) Bode:> @eoe:>:i m@:>mi �®a ®"':>�m @ec:iF ca:> qcls ��e> ®m @c.:l:i�m @ea> R 8�©E>�2:rl.

(1) 180 N e,a:, 180 N �-(2) 400 N e,a:, 500 N �-(3) 800 N ca:> 200 N (!'!).

· (4) 2025 N e,a:, 1125 N @t:l .. (5) 4050 N ca:> 2250 N ®!).

F

ION

ION

43. c:1:ie:>i:otrl emecl oi@� Som ®�� dt'!)trlwa> 52.8 kg (!'!). o:>E>totrl eme©cl ot:Bee:>e eo®�-4!1ii E)t5<De,ec:i176 cm2 �- ®�c:i !}Szrl @O>@@:>E> ®Z5l qiB �m 6e>ts)c.'.l �cl�?

(1) 9 Pa (2) 30 Pa (3) 528 Pa (4) 9 kPa (5) 30 kPa

44. q� � 0.36 kg m2 E>m com SB�cl 100 rad s-1 E>m �t'!) �c:iB2:rl c5to qclec., E>o:i @®�(!'!). �®-4!1iio Elm SB2:rle>o'@cl u:iet'!) cgclBc., @t'!):>0®-@1i> �?

(1) 18 J (2) 36 J (3) 1800 J (4) 3600 J (5) 7200 J

45. � qE>� � 25 kg m2 �- E:l� ®Z5l 18 rad s-2 �t'!) �cl qiB BO'®a qe:>cg� e:>��@t'!):>0®-@1i> �?

(1) 1.8 Nm (2) 25 Nm (3) 45 Nm (4) 90 Nm (5) 180 Nm

AL/2019/67-S-I OLD -7-

46. e:l:l@Ocll!!l e:>2nti5e)c.:i 0.27 � e ts>1@ieecl e:l:l®Ocll!!l e:>2nti5e)c.:i 0.81 � ®ts)C @%5) O:l®�. e �c)o®cl ezs,e ®clc)®c)q,togm ®t,©2n2n 06®:ie:l 663 �(} 06®:i@� gB©�cl eee:i ®ts>:io®-4!li> <;?

(1) 21 % (2) 33% (3) 67% (4) 81 % (5) 93%

47. eJ�� eo:i®oc.,cl ®�ts5�Elc> 5 kg �9m:iElBm dee., 48 m S6e& ce:its>c> C!le:ie:l8. ec:i:i®o®cl oelc., ®ts>:io®-4!li> <;?(g = 10 N kg-1)

(1) 20 W (2) 40 W (3) 60 W (4) 120 W (5)· 240 W

48. c� El�6 010&:.:s, 20 °C � c:iE)B2n oec.:i 170 kg cl qe:>ocs;i � q1m. 5 kW e0c.,Bm @c.,:ir5>625l �� @e�®m:iots>c.:icl ®@m oe®cl ce-4!li>ts5elc.:i 60 °C <;clel:i eg>toS 2n1o�®c> ®ts>:io®-4!li> ts>:iec.:icl mm e!) <;? (oe®cl eJfaec)m:io w:i6m:)E) 4200 J kg-1 K-1 �.)

(1) 1700 s (2) 2856 s (3) 3800 s (4) 5712 s (5) 6100 s

49. 6io®cl (il�25:> o� 12 V o>1o6c.,ts)c) '15 V, 05 N eee:i g®m r5>625l ..----11---------,e<c eJ�� @e@ �2ncl e:ito R gB®d&wts>c.:icl e:i®@mw ts>6 q1m. @e@ g®m

so.

�dBec.,m (ilC®0� 8&e:i R � qmc., �®d eJc., 8� <;?

(1) 1 Q (2) 3 Q (3) 5 Q

(4) 7 Q (5) 8 Q

@me:im <;:itoz:s,®cl @c.,:)E) S)'�� §lewe5®c.:ic> q�0 eJdm6 ts>S to1B "'· 6-to®cl (ild®El2n @me,m (i:>tots>®cl A, B e:ito C d&.>�e Se:>25:> sg®E>gm PA

.PBe:ito Pc

25l® C,e):i qmd �e)l� e:i®@mwm:ie) �cl <;? (1) PA = p B = p C (3) PA > PB < p C(5) PA > PB > Pc

(2) PA < p B > p C(4) PA < PB < Pc

***

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