SAT-3 NTSE(I)/14 Æ˙…π]≈ı“™… |… i…¶…… J……‰V… {…Æ˙“I…… ( |…l…®… ∫i…Æ˙ ) 2014 NATIONAL TALENT SEARCH EXAMINATION ( FIRST LEVEL ) 2014 Æ˙…‰±… x…®§…Æ˙ Roll No.    {…÷Œ∫i…EÚ… ∫…ΔJ™…… Booklet Number          ∂…Ë I…EÚ ™……‰M™…i…… {…Æ˙“I…… SCHOLASTIC APTITUDE TEST ( EÚI…… E‰Ú  ¥…t…Ãl…™…… E‰Ú  ±…B ) ( For Students of Class X ) X ∫…®…™… :  ®…x…]ı {…⁄h……»EÚ : Time : 90 Minutes Max. Marks : 90 90 90 ( For Blind Candidates Time : 2 Hours ) ( o˘Œπ]ıΩ˛“x… +¶™…Ãl…™…… E‰Ú  ±…B ∫…®…™… : 2 P…Δ]‰ı ) {…Æ˙“I……Ãl…™…… E‰Ú  ±…B  x…nÊ˘∂… INSTRUCTIONS TO CANDIDATES Read the following instructions carefully |…∂x… {…÷Œ∫i…EÚ… J……‰±…x…‰ ∫…‰ {…Ω˛±…‰  x…®x…  x…nÊ˘∂…… EÚ…‰ v™……x… ∫…‰ before you open the question booklet. {… g¯B* 1. Answers are to be given on a separate =k…Æ˙ BEÚ +±…M… =k…Æ˙ {…j…EÚ (+…‰0 B®…0 +…Æ˙0 ∂…“]ı) answer sheet (OMR sheet). 1. ®… n‰˘x…‰ ΩÈ˛* 2. Write your Roll Number as allotted to you in the admission card very clearly on the test- EfiÚ{…™…… +{…x…… Æ˙…‰±… x…®§…Æ˙ V…Ë∫……  EÚ +…{…E‰Ú |…¥…‰∂… {…j… {…Æ˙ 2. booklet and darken the appropriate circles  n˘™…… M…™…… Ω˲,  x…nÊ˘∂……x…÷∫……Æ˙ ]‰ı∫]ı {…÷Œ∫i…EÚ… +…ËÆ˙ =k…Æ˙-{…j…EÚ on the answer sheet as per instructions {…Æ˙ §…Ω÷˛i… ∫{…π]ı  ±… J…™…‰ +…ËÆ˙  n˘™…‰ M…™…‰ M……‰±…… EÚ…‰ EÚ…±…… given. EÚÆÂ˙* 3. There are 90 questions in this test. All are <∫… {…Æ˙“I…… ®… |…∂x… ΩÈ˛* ∫…¶…“ |…∂x… + x…¥……™…« ΩÈ˛* |…∂x… compulsory. The question numbers 1 to 3. 90 ∫…ΔJ™…… ∫…‰  ¥…Y……x…, ∫…‰ M… h…i… +…ËÆ˙ ∫…‰ 35 belong to Sciences. 36 to 55 to 1 35 36 55 56 Mathematics and 56 to 90 are on Social ∫……®…… V…EÚ  ¥…Y……x…  ¥…π…™…… {…Æ˙ +…v…… Æ˙i… ΩÈ˛* 90 Science subjects. EfiÚ{…™…… =k…Æ˙  S… i… EÚÆ˙x…‰ E‰Ú  ±…B =k…Æ˙-{…j…EÚ {…Æ˙  n˘™…‰ M…™…‰ 4. Ì» 4. Please follow the instructions given on the  x…nÊ˘∂…… EÚ…‰ v™……x… ∫…‰ ∫…®…Z… EÚÆ˙ =x…EÚ“ +x…÷{……±…x…… EÚ“ V…B* answer sheet for marking the answers. ™… n˘ +…{…  EÚ∫…“ |…∂x… EÚ… =k…Æ˙ x…Ω˛” V……x…i…‰ ΩÈ˛ i……‰ =∫… {…Æ˙ 5. If you do not know the answer to any 5. §…Ω÷˛i… ∫…®…™… x… M…Δ¥……<™…‰ +…ËÆ˙ +M…±…‰ |…∂x… {…Æ˙ §…g¯ V……<™…‰* question, do not waste time on it and pass on to the next one. Time permitting, you can ™… n˘ §……n˘ ®… ∫…®…™…  ®…±…‰ i……‰  V…x… |…∂x…… EÚ…‰ +…{…x…‰ {…Ω˛±…‰ come back to the questions, which you have UÙ…‰c˜  n˘™…… l……, =x… {…Æ˙ ¥……{…∫… +…EÚÆ˙ =x…E‰Ú =k…Æ˙ n˘“ V…B* left in the first instance and attempt them. C™…… EÚ <∫… |…∂x… {…j… E‰Ú  ±…B  x…v……« Æ˙i… ∫…®…™… §…Ω÷˛i… ∫…“ ®…i… 6. 6. Since the time allotted for this question Ω˲, <∫… ±…B <∫…EÚ… + v…EÚi…®… ={…™……‰M… EÚ“ V…™…‰ +…ËÆ˙  EÚ∫…“ paper is very limited, you should make the |…∂x… {…Æ˙ §…Ω÷˛i… ∫…®…™… x… ±…M……<™…‰* best use of it by not spending too much time on any one question. 7. Æ˙°Ú EÚ…™… « {…÷Œ∫i…EÚ… E‰Ú +Δi… ®…  n˘B M…B  Æ˙HÚ {…fiπ`ˆ… {…Æ˙ 7. Rough work can be done on the given  EÚ™…… V…… ∫…EÚi…… Ω˲  EÚxi…÷ =k…Æ˙-{…j…EÚ/+±…M… EÚ…M…V… Blank Pages at the back of the booklet {…Æ˙ x…Ω˛”* but not on the answer sheet/loose paper. |…i™…‰EÚ ∫…Ω˛“ =k…Æ˙ EÚ… BEÚ +ΔEÚ |…n˘…x…  EÚ™…… V……BM……* <∫…®… 8. Every correct answer will be awarded one 8. @Òh……i®…EÚ +ΔEÚx… x…Ω˛” Ω˛…‰M……* mark. There will be no negative marking. EfiÚ{…™…… {…Æ˙“I…… E‰Ú §……n˘ E‰Ú¥…±… =k…Æ˙-{…j…EÚ (+…‰0 B®…0 9. Please return the Answer sheet (OMR 9. Sheet) only to the invigilator after the +…Æ˙0 ∂…“]ı) Ω˛“  x…Æ˙“I…EÚ EÚ…‰ ±……Ë]ı…<B* test. +x…÷¥…… n˘i…  ¥…¥…Æ˙h… ®… +xi…Æ˙ ∫…‰ =`‰ˆ  EÚ∫…“ ¶…“  ¥…¥……n˘ EÚ“ 10. 10. Hindi version of the question paper will be Œ∫l… i… ®… |…∂x…-{…j… E‰Ú  Ω˛xn˘“  ¥…¥…Æ˙h… EÚ…‰  x…h……«™…EÚ ®……x…… considered as final in case of any dispute V……BM……* arising out of variation in translated version. EfiÚ{…™…… {…fiπ`ˆ {…±… ]ı™…‰ +…ËÆ˙ +{…x…… EÚ…™…« +…Æ˙®¶… EÚ“ V…B* PLEASE TURN OVER THE PAGE AND START YOUR WORK. BSER 2014 The copyright of the contents of this booklet rests with the BSER and no part of it should be used by anybody in any manner whatsoever without the prior permission of the BSER. The items are prepared on best effort basis. In case of any dispute the opinion of the experts appointed by BSER will be final. NTSE(I)/14 – SAT SAT-3 ( 2 ) NTSE(I)/14 – SAT *mi-* SCHOLASTIC APTITUDE TEST % PTFT-W*F~OT?T lWhTFTm*aiT% I THERE ARE 90 QUESTIONS IN THIS PAPER. EACH QUESTION CARRIES ONE MARK. The velocity-time graph of a body falling from rest under gravity and rebounding from a solid surface is represented by t NTSE(1)/ 14 - SAT [ P.T.O. The gravitational force between two objects of mass 1 kg each, separated by a distance of 1 m in vacuum will be ' ' (1) zero (2) 6.675 x 10 - N The force F is acting on an object of mass m. The direction of displacement 7 8 ( ) and force ( ) of the object is shown by an arrow to the right side. Work done by the force will be (1) positive (2) negative (3) zero (4) either positive or negative. NTSE(1)/ 14 - SAT The value of current I and voltage V in the given circuit will be 25 2 0 T I + -- -- v 2R 12v - 1 0 2R Lenz's law is a consequence of the law of conservation of (1) momentum (2) charge (3) angular momentum (4) energy. NTSE(I)/ 14 - SAT For hearing distinct echoes, the minimum distance of the obstacle from the source of sound must be ( Given velocity of sound = 344 m/s ) Three equal resistors connected in series across a source of V voltage together dissipates 5 W power. If the same resistors are connected in parallel across the same source of voltage V. the power dissipated will be Every hot object emits (1) infrared rays (2) visible rays (3) X-rays (4) ultraviolet rays. NTSE(I)/ 14 - SAT A bullet of mass 10 g travelling horizontally with a velocity of 160 ms - strikes a stationary wooden block and comes to rest in 0.02 s. The distance of penetration of the bullet into the block will be (1) 1.20 m (2) 1.60m (3) 2.00 m (4) 2.40m. 10. h$'i%y u, v a~ r 3 ; f m d ~ ~ ~ ~ 3 ~ d ( ) 2uv UV (1) r = - (2) r = u- u 2 ( u - v ) 1 1 1 1 (3) r = - (4) 7 = - + - . U + V U u The correct relation between u. v and r for a lens will be ( symbols represent traditional meaning ) When a body is immersed in a liquid, the buoyant force that acts on the body will be (1) vertically downwards (2) vertically upwards (3) horizontally right side (4) horizontally left side. NTSE(I) / 1 4 - SAT The distance between the objective lens and the eye-piece of an astronomical telescope will be 13. ~ ~ ~ ~ f ? F l T ~ ~ (1) NaCl (2) NH ,C1 Salt made of non-metallic elements only is (1) NaCl (2) NH ,C1 By which property are gases and liquids different from solids ? (1) Volume (2) Mass (3) Conductivity (4) Fluidity. NTSE(1)/ 14 - SAT ( 9 ................ 15. ~ * ~ ~ ~ * T i f % ' l T w&$ I m3fRhT (1) (2) wT[rit.v (3) w fmft 'tror (4) w Y F i t * m m , ~ ~I * ~ The action of cleaning of oily dirt by soap is based on (1) solubility in water (2) hydrophilic property (3) hydrophobic property (4) presence of both hydrophilic and hydrophobic groups. 16. ~ ~ ' f ; . r f i ~ ~ ~ ~ ~ V l ~ f i T ~ T ~ ~ (1) Na' (2) ~g~ + (3) Al2+ (4) A]. Adding an alpha particle to nucleus of sodium atom, product will be (1) NaC (2) ~g~ + (3) A1 (4) Al. + 17. ~ ~ P ~ ~ $ ~ ~ % (1) 6 (2) 9 (3) 12 (4) 15. ............... Benzene has number of covalent bonds. (1) 6 (2) 9 (3) 12 (4) 15. NTSE(1)/ 14 - SAT [ P.T.O. SAT-3 (10) 18. ed&Td*wmWFI?! (1) g+@%?*Ti@llwrt;im.srrs;rd? (2) ~ ~ . ; 1 ' 3 h Z i ; ? i ~ ~ * m i m n m B my;r'~4Tkmm*m$MB (3) ~ ; r ' ~ ~ ~ ~ r n ~ ~ Q (4) I False statement for second period elements is (1) change in number of electrons produces ions (2) numbers of protons and electrons are equal in neutral atom (3) number of neutrons is less than the number of protons in atoms (4) change in the number of neutrons in atom produces isotopes. 19. ~ - ~ ~ ? ~ ~ ~ ~ 1 ~ 7 8 ~ ~ (1) Cu (2) Mg (3) zn (4) Na. Which metal cannot displace hydrogen from dilute acids ? (1) Cu (2) Mg (3) Zn (4) Na. 20. m?%mmmmgB m (1) (2) * (3) (41 1 At room temperature liquid non-metal is (1) carbon (2) bromine (3) mercury (4) iodine. NTSE(1)/ 14 - SAT