Engineering Questions
460 solved questions with detailed explanations
Q.23. If the sum of the coefficients of and in the expansion of , , is zero, then the value of n is
Q.40. For a thin symmetric prism made of glass (refractive index 1.5), the ratio of incident angle and minimum deviation will be
Q.16. Let for some , be a function satisfying for all . If and , then the value of is :
Q.52. Match List-I with List-II. List-I (Pair of Compounds) A. 2-Methylpropene and but-1-ene B. Cis-but-2-ene and trans-but-2-ene C. 2-Butanol and diethyl ether D. But-1-ene and but-2-ene List-II (Typ
Q.35. Two closed vessels of same volume are joined through a narrow tube and both vessels are filled with air of pressure 90 kPa and temperature 400 K. Keeping the temperature of one vessel constant a
Q.4. Let the set of all values of such that the equation , , has at least one solution, be the interval [, ]. Then is equal to:
Q.51. The correct order of total number of atoms of present in (A) 2 moles of cyclohexane (B) 684 g of sucrose (C) 90.8 L of dihydrogen at STP (1) C > A > B (2) C > B > A (3) B > C > A (4) B > A C
Q.4. Let and . If , then equals :
Q.34. A string A of length 0.314 m of Young's modulus is connected to another string B of length and Young's modulus both twice of those of A. This series combination of strings is then suspended fro
Q.2. The number of values of , satisfying the equations and , is :
Q.25. Let be the solution of the differential equation , . If , then the greatest integer less than is ________.
Q.15. Let the image of the point in the line , , be . If , , is the point on such that the distance of from the foot of perpendicular from the point on is , then is equal to:
Q.7. The number of 4-letter words, with or without meaning, each consisting of two vowels and two consonants that can be formed from the letters of the word INCONSEQUENTIAL, without repeating any lett
Q.13. If , , then the value of is :
Q.64. The correct increasing order of C – H(A), C – O(B), C = O(C) and C N(D) bonds in terms of covalent bond length is:
Q.38. A particle of charge q and mass m is projected from origin with an initial velocity . There exists a uniform magnetic field and a space varying electric field within the region . After travell
Q.25. If , then is equal to
Q.49. In a Young's double slit experiment set up, the two slits are kept 0.4. mm apart and screen is placed at 1 m from slits. If a thin transparent sheet of thickness 20 m is introduced in front of o
Q.20. Let be the solution curve of the differential equation , . If the curve passes through the point , then a value of is :
Q.19. Let f: R R be a differentiable function such that for all x, y R and . Then the minimum value of the function , is