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EBD_7443 EBD_7443 EBD_7443 EBD_7443 EBD_7443 EBD_7443 EBD_7443 EBD_7443 EBD_7443 EBD_7443 EBD_7443 EBD_7443 EBD_7443 EBD_7443 VITEEE SOLVED PAPER 2017 (memory based) GENERAL INSTRUCTIONS • • • • • This question paper contains total 125 questions divided into four parts : Part I : Physics Q. No - 1 to 40 Part II : Chemistry Q. No - 41 to 80 Part III : Mathematics Q. No - 81 to 120 Part IV : English Q. No - 121 to 125 All questions are multiple choice questions with four options, only one of them is correct. For each correct response, the candidate will get 1 mark. There is no negative marking for the wrong answer. The test is of 2½ hours duration. PART - I (PHYSICS) 1. 2. A 5000 kg rocket is set for vertical firing. The exhaust speed is 800 m/s. To give an initial upward acceleration of 20 m/s2, the amount of gas ejected per second to supply the needed thrust will be (Take g = 10 m/s2) (a) 127.5 kg/s (b) 137.5 kg/s (c) 155.5 kg/s (d) 187.5 kg/s The power dissipated in the circuit shown in the figure is 30 Watts. The value of R is 4. 5. 6. 5W 10V 3. (a) l = h 2mE (c) l= h 2mE (b) l = (d) l = 2mE h hE 2mE (c) 1: 3 (d) 3 :1 In which sequence the radioactive radiations are emitted in the following nuclear reaction? A ZX R (a) 20 W (b) 15 W (c) 10 W (d) 30 W If the kinetic energy of a moving particle is E, then the de-Broglie wavelength is Two bodies A and B having masses in the ratio of 3 : 1 possess the same kinetic energy. The ratio of linear momentum of B to A is (a) 1 : 3 (b) 3 : 1 7. ¾¾ ® A Z + 1Y KA–4 ¾¾ ® A–4 Z–1K ¾¾ ®Z– 1 (a) g, a, b (b) a, b, g (c) b, g, a (d) b, a, g Which of the following does not support the wave nature of light? (a) Interference (b) Diffraction (c) Polarisation (d) Photoelectric effect Six identical conducting rods are joined as shown in figure. Points A and D are maintained at 200°C and 20°C respectively. The temperature of junction B will be A B C D EBD_7443 2017-2 8. 9. 10. Target VITEEE (a) 120°C (b) 100°C (c) 140°C (d) 80°C A hydrogen atom is in ground state. Then to get six lines in emission spectrum, wavelength of incident radiation should be (a) 800 Å (b) 825 Å (c) 975 Å (d) 1025 Å A conducting circular loop of radius r carries a constant current i. It is placed in a uniform r r magnetic field B0 such that B0 is perpendicular to the plane of the loop. The magnetic force acting on the loop is (a) ir B0 (b) 2p ir B0 (c) zero (d) p ir B0 A vessel of depth 2d cm is half filled with a liquid of refractive index m1 and the upper half with a liquid of refractive index m2. The apparent depth of the vessel seen perpendicularly is (a) æ m1 m 2 ç çm +m 2 è 1 ö ÷d ÷ ø 13. 14. 15. 16. æ 1 1 ö (b) çç m + m ÷÷ d 2ø è 1 æ 1 æ 1 ö 1 ö ç ç ÷ ÷ ç m + m ÷ 2d (d) ç m m ÷ 2d 2ø è 1 è 1 2ø A smooth sphere of mass M moving with velocity u directly collides elastically with another sphere of mass m at rest. After collision, their final velocities are V and v respectively. The value of v is (c) 11. (a) 2uM m (b) 5000 p The combination of gates shown below yields (c) 500 p 17. 2um M 2u 2u (d) M m 1+ 1+ m M T