NTSE Sample Questions 2016-17 : Maharastra SAT (Stage-1)

1. The work done in moving 10 lithium nuclei (Atomic number of Li = 3) through a potential difference of 10 V is :
Charge on an electron is 1.6 x 10-19 C)
(1) 4.8 x 10-16 J                       (2) 4.8 x 10-19 J
(3) 4.8 x 10-18 J                       (4) 4.8 x 10-17 J

2. Choose the correct alternative which matches second and third column with first column :

3. M.R.I. is based on ……….(1) (I) – (B) – (a), (II) – (B) – (b)                       (2) (I) – (A) – (b), (II) – (B) –(b)
(3) (I) – (B) –(b), (II) – (A) – (a)                        (4) (I) – (A) – (b), (II) – (B) – (a)

(1) Magnetic effect of electric current             (2) Heating effect of electric current
(3) Chemical effect of electric current            (4) Conduction of electric current

4. For refraction of light from air to rock salt, water and diamond if :
V – Velocity of light in air
V₁ – Velocity of light in rock salt
V₂–Velocity of light in water
V₃ – Velocity of light in diamond, then
Choose the correct alternative :

(1) V3> V1> V2> V                    (2) V > V2> V1> V3
(3) V > V1> V2> V3                   (4) V1> V > V3> V2

5. When white light is passed through an upside down (inverted) prism then …………

(1) White light is obtained

 (2) Spectrum is obtained with violet colour undergoing maximum deviation and red colour undergoing minimum deviation
(3) Spectrum is obtained with red colour undergoing maximum deviation and violet colour undergoing minimum deviation
(4) light gets blocked

b. Select the correct sequence of light entering the different parts of human eye :

(1) cornea, lens, iris, pupil, retina                    (2) pupil, cornea, iris, lens, retina
(3) cornea, pupil, iris, lens, retina                    (4) cornea, iris, pupil, lens, retina

7. Graph shows the number of units consumed by a family for six months. Find the cost of energy for four months from March to June if M.S.E.B. increased its unit rate from Rs.3.50 to Rs.4.50 for April and May and again decreased by Rs. 2 for June :

(1) Rs. 6,000                   (2)Rs. 6,030
(3)Rs. 6,300                    (4)Rs. 6, 200

8. Object placed _______ of lens or mirror give infinite magnification.
(1) at focus                           (2) at infinite distance
(3) between F₁ and 2F₁      (4) at 2F₁

9. If a 3 cm tall object placed perpendicular to principal axis of a convex lens of focal length 156 cm produces a real inverted image of height 15 cm, then its object distance (u) is ………. and image distance (v) is …….
(1) u = - 18 m, v = + 90 m                   (2) u = + 18 cm, v = - 90 cm
(3) u = - 18 cm, v = + 90 cm               (4) u = + 18 cm, v = + 90 cm

10. If the path of parallel light through a concave lens is as shown in the figure, whene N₁ and N₂ are refractive indices, then ………

11. Distance covered by an object thrown upwards in the last second …………
(1) depends on initial velocity                  (2) depends on mass
(3) depends on air velocity                      (4) is always same

12. In motion of a simple pendulum acceleration and kinetic energy are maximum at ……….

(1) C, B, A                    (2) A, B, C
(3) A only                     (4) B, C only

13. A washing machine rated 300 W is operated one and half an hour/day. If the cost of unit Rs. 3.50, find the cost of energy to cooperate a washing machine for the month of September :
(1) Rs.  27.90                         (2) Rs.  35.25
(3) Rs.  47.25                         (4) Rs.  55.90

14. Elements A, B, C, D have atomic numbers as 35, 19, 17, 9 respectively. Choose the odd element.
(1) A                                        (2) B
(3) C                                        (4) D

15. The elements P, Q, R, S belong to group number 14, 15, 16, 17 respectively. Select the elements in increasing order of their electronegativity :
(1) P < Q < R < S                        (2) P > Q > R > S
(3) R < Q < P < S                        (4) Q < P < S < R

16. For the following reaction which statement is true?

2H₂S(g)+SO₂(g)→3S(s)+2H2O(l)
(a) H2S is reduced                          (b) SO2 is oxidised
(c) H2S is reducing agent               (d) SO2 is oxidizing agent
(1) (a) and (c)                                (2) (b) and (c)
(3) (a) and (b)                                 (4) (c) and (d)

17. A science teacher wrote 3 statements about rancidity :
(i) When fats and oils are reduced, they become rancid
(ii) In chips packet, rancidity is prevented by oxygen
(iii) Rancidity is prevented by adding antioxidants
Select the correct option :
(1) (i)                       (2) (ii) and (iii)
(3) (iii)                      (4) (i), (ii) and (iii)

Click Here to Download full Sample Paper 

Click Here to Download Fll Solution

(Books) National Talent Search Scheme (NTSE) Exam

Courtesy: NTSE