SCHOLASTIC APTITUDE TEST (SAT) HINTS & SOLUTIONS
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1 NATIONAL TALENT SEARCH EXAMINATION , ODISHA NATIONAL TALENT SEARCH EXAMINATION , ODISHA SCHOLASTIC APTITUDE TEST (SAT) HINTS & SOLUTIONS 1. R. I of medium is more so nature change h = u t A + 1/2 gt A 2 h = -u t B + 1/2 gt B h= 1/2 gtc 2 by solving all three equations B C h A 3. displacement = area under curve between 0 to 6 sec. = total area - shaded area = 1/2 (4x 8) - 1/2 (2x2) = 16-2 = 14 m 4. After to second h = 1/2 a to 2 v = ato then packet is dropped for packet u = 1/2 a to 2 a = g by using II eq. h = ut + 1/2 at 2 1/2 a to 2 = (- ato) t + 1/2 gt 2 gt 2-2(a to) t - ato 2 = 0 SOL. SAT ODISHA NTSE STAGE-I-2019 PAGE-209
2 by solving t = ato/g [1+1+g/a 5. No flux change, no current. NATIONAL TALENT SEARCH EXAMINATION , RAJASTHAN Same force because characteristic length is same. F = i (l x B) 12. Heat developed is same in both but temperature increase is depends on their specific heat. 13. By lenz law current direction is anticlockwise. 14. Al4C3 + H2O Al(OH) 3 + CH ,8 Nobel gas Ar(18) 2,8,8 inert gas 16. at infinite distance from nucleus, energy of electron is zero 18. Aluminium is more reactive then chromium 19. CaO is formed which has high melting point. 22. B(OH) 3 is Boric acid, which releases H+ ion in water 25. Molarity = No. of moles of solute/ Volume in liter of solution M = w/gram Molecular mass X 1000/ V in ml =4/40 x 1000/250 = 0.4 M 26. O CH 3 -C-CH 3 Functional group is ketome 42. Profit = Investment x time ` P A : P B = I A. T A : I B. T B 21:20 = 14 x12 : (15 x + 10 (12-x) 21/20 = 14 x 12/15x x 5x+120 = 160 5x = 40 x = 8 SOL. SAT (RAJASTHAN) NTSE STAGE-I PAGE-210
3 43. 5 x-3 x 3 2x-8 = x /5 3 x 9 x /9 4 = 225 (45) x = 225 x 5 3 x 9 4 = 9x5x5x5 3 x9 4 (45) x = (9 x5) 5 (45) x = (45) 5 x= m [a+ (m-1)d = n [a+(n-1)d ma + (m 2 -m)d = na+ (n 2 -n) d (m-n) a + [(m 2 -n 2 )- (m-n)d = 0 (m-n) [a + [(m+n)- 1(m-n)d = 0 T m+n =0 45. l x b = 144 l (l -7) = x 9 = 144 NATIONAL TALENT SEARCH EXAMINATION , RAJASTHAN b P = 2(l+b) = 2 (16 + 9) = l 46. 1/1x2 + 1/2x 3+ 1/ 3x /99x /2 + 1/2-1/3+1/3-1/ /99-1/ /100 = 99/ Mohan has = P Rs. Rakesh has = (P+x) Rs P + P + x = y. 2P + x = y 2P = y-x P= y-x/2 Rakesh's money = y-x/2 +x = Y-x+2x/2 = y+x/2 SOL. SAT (RAJASTHAN) NTSE STAGE-I PAGE-211
4 NATIONAL TALENT SEARCH EXAMINATION , ODISHA NATIONAL TALENT SEARCH EXAMINATION , ODISHA SCHOLASTIC APTITUDE TEST (SAT) HINTS & SOLUTIONS 1. R. I of medium is more so nature change h = u t A + 1/2 gt A 2 h = -u t B + 1/2 gt B h= 1/2 gtc 2 by solving all three equations B C h A 3. displacement = area under curve between 0 to 6 sec. = total area - shaded area = 1/2 (4x 8) - 1/2 (2x2) = 16-2 = 14 m 4. After to second h = 1/2 a to 2 v = ato then packet is dropped for packet u = 1/2 a to 2 a = g by using II eq. h = ut + 1/2 at 2 1/2 a to 2 = (- ato) t + 1/2 gt 2 gt 2-2(a to) t - ato 2 = 0 SOL. SAT ODISHA NTSE STAGE-I-2019 PAGE-209
5 by solving t = ato/g [1+1+g/a 5. No flux change, no current. NATIONAL TALENT SEARCH EXAMINATION , ODISHA Same force because characteristic length is same. F = i (l x B) 12. Heat developed is same in both but temperature increase is depends on their specific heat. 13. By lenz law current direction is anticlockwise. 14. Al4C3 + H2O Al(OH) 3 + CH ,8 Nobel gas Ar(18) 2,8,8 inert gas 16. at infinite distance from nucleus, energy of electron is zero 18. Aluminium is more reactive then chromium 19. CaO is formed which has high melting point. 22. B(OH) 3 is Boric acid, which releases H+ ion in water 25. Molarity = No. of moles of solute/ Volume in liter of solution M = w/gram Molecular mass X 1000/ V in ml =4/40 x 1000/250 = 0.4 M 26. O CH 3 -C-CH 3 Functional group is ketome 42. Profit = Investment x time ` P A : P B = I A. T A : I B. T B 21:20 = 14 x12 : (15 x + 10 (12-x) 21/20 = 14 x 12/15x x 5x+120 = 160 5x = 40 x = 8 SOL. SAT (ODISHA) NTSE STAGE-I PAGE-210
6 43. 5 x-3 x 3 2x-8 = x /5 3 x 9 x /9 4 = 225 (45) x = 225 x 5 3 x 9 4 = 9x5x5x5 3 x9 4 (45) x = (9 x5) 5 (45) x = (45) 5 x= m [a+ (m-1)d = n [a+(n-1)d ma + (m 2 -m)d = na+ (n 2 -n) d (m-n) a + [(m 2 -n 2 )- (m-n)d = 0 (m-n) [a + [(m+n)- 1(m-n)d = 0 T m+n =0 45. l x b = 144 l (l -7) = x 9 = 144 NATIONAL TALENT SEARCH EXAMINATION , ODISHA b P = 2(l+b) = 2 (16 + 9) = l 46. 1/1x2 + 1/2x 3+ 1/ 3x /99x /2 + 1/2-1/3+1/3-1/ /99-1/ /100 = 99/ Mohan has = P Rs. Rakesh has = (P+x) Rs P + P + x = y. 2P + x = y 2P = y-x P= y-x/2 Rakesh's money = y-x/2 +x = Y-x+2x/2 = y+x/2 SOL. SAT (ODISHA) NTSE STAGE-I PAGE-211
7 NATIONAL TALENT SEARCH EXAMINATION , ODISHA NATIONAL TALENT SEARCH EXAMINATION , ODISHA MENTAL ABILITY TEST (MAT) HINTS & SOLUTIONS 13. 3(3/4n) = 1/4 n = x 1 = (4+1), (4x1) = = 12160/38 x > %01%91.1N/42%01.11%01N = 46 x 21/ 42 x 11 = 23/ x6 + 3x3, 3x4+5x , BEAT: EHDW, ROAD : URDG N U M B E R U N B M R E 54. 9, 4.5, 405, 6.75, 13.5,? x1/2 x1 x 3/2 x4/2 x5/2 x6/2 55. ADbc, EGfg, ILjK, MPno 56. zxu, xvs,?, TRo (VTQ) A4Z, D7W,?, J19Q, M28N W 3 Q P 1 V 68. T 4 U 3 1 R 69. 5:10 ---> 30 x 5 +10x 1/2 = 155 Head Office: Plot No. A-51 [A], IPIA, Near Resonance CG Tower ; Contact : SOL. MAT (ODISHA) NTSE STAGE-I-2019 PAGE-1
8 NATIONAL TALENT SEARCH EXAMINATION , ODISHA Q P 70. R S 76. F R I E N D H U M J T K C A N D L E H U M J T K 77. G O = =32 S O M E = = S E A R C H doubt Carpet------> 2 Red------> 4 Spread------> 7 One------> , 3, 2, 6, 3, 11, 4, 18, 5? Prime no. addition 81. 7, 9, 8, 6, 10, 9, 5, 11, 10,?, Triangles, 6 squares > > difference of two letters x 3+6 = 12, 6 x 7+10 = = 30, = 3 SOL. MAT (ODISHA) NTSE STAGE-I-2018 PAGE-2
9 98. +3, +3 NATIONAL TALENT SEARCH EXAMINATION , ODISHA /6-3 x 2+ 8 = / x 20-3 x 10 = 77 SOL. MAT (ODISHA) NTSE STAGE-I-2018 PAGE-3
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