Q. A simple mass-spring oscillatory system consists of a mass m, suspended from a spring of stiffness k. Considering z as the displacement of the system at any time t, the equation of motion for the free vibration of the system is mz + kz = 0 . The natural frequency of the system is Ans: ...

Q. P, Q, R, S and T are related and belong to the same family. P is the brother of S. Q is the wife of P. R and T are the children of the siblings P and S respectively. Which one of the following statements is necessarily FALSE? (A) S is the aunt of R (B) S is the aunt of T (C) S is the ...

Q. A square has sides 5 cm smaller than the sides of a second square. The area of the larger square is four times the area of the smaller square. The side of the larger square is cm. (A) 18.50 (B) 15.10 (C) 10.00 (D) 8.50 Ans: 10.00 Solution: Given:  The side of small ...

Q. “The increasing interest in tribal characters might be a mere coincidence, but the timing is of interest. None of this, though, is to say that the tribal hero has arrived in Hindi cinema, or that the new crop of characters represents the acceptance of the tribal character in the industry. The ...

Q. In a sports academy of 300 people, 105 play only cricket, 70 play only hockey, 50 play only football, 25 play both cricket and hockey, 15 play both hockey and football and 30 play both cricket and football. The rest of them play all three sports. What is the percentage of people who play at ...

Q. The new cotton technology, Bollgard-II, with herbicide tolerant traits has developed into a thriving business in India. However, the commercial use of this technology is not legal in India. Notwithstanding that, reports indicate that the herbicide tolerant Bt cotton had been purchased by ...

Q. The CEO’s decision to quit was as shocking to the Board as it was to_______. (A) I (B) me (C) my (D) myself Ans: me

Q. If E = 10; J = 20; O = 30; and T = 40, what will be P + E + S + T? (A) 51 (B) 82 (C) 120 (D) 164 Ans: 120 Solution: A−2,B−4,C−6,D−8,E−10,F−12,G−14,H−16,I−18,J−20,K−22,L−24,M−26,N−28,O−30,P−32,Q−34,R−36,S−38,T−40,U−42,V−44,W−46,X−48,Y−50,Z−52So, P+E+S+T=32+10+38+40=120

Q. On a horizontal ground, the base of a straight ladder is 6 m away from the base of a vertical pole. The ladder makes an angle of 45o to the horizontal. If the ladder is resting at a point located at one-fifth of the height of the pole from the bottom, the height of the pole is meters. (A) 15 ...

Q. They have come a long way in ___________________trust among the users. (A) creating (B) created (C) creation (D) create Ans: creating