Q.22 Which of the following is the direction cosines of z, y and x-axis?Ans A. (0,1,0) (1,0,0) and (0,0,1)B. (0,1,0) (1,0,0) and (1,0,1)C. (0,1,0) (0,0,1) and (1,0,0)D. (0,0,1) (0,1,0) and (1,0,0)Correct Ans Provided: D

Q.18Ans A.B.C.D.Correct Ans Provided: A

Q.20 Find the probability of occurrence of at least one of A and B, If A and B are two independent events?Ans A. P(A’) – P(B’) – 1B. 1+ P(A’) P(B’)C. 1- P(A’) P(B’)D. P(A’) – P(B’) + ...

Q.16Ans A.B.C.D.Correct Ans Provided: B

Q.19Ans A.B.C.D.Correct Ans Provided: B

Q.15 A point possesses simultaneously velocities whose measures are 4, 3, 2 and 1; the angle between the first and second is 30°, between the second and third 90°, and between the third and fourth 120° ; find ...

Q.7 An international team has two boxers picked for an international sport event. What is the probability that both the boxers are men given that at least one of them is a man?Ans A.B. ...

Q.12 Determine the direction cosines of the line passing through the two points (-2, 3, -4) and (1, 2, 3)?Ans A.B.C.D.Correct Ans ...

Q.13Ans A.B.C.D.Correct Ans Provided: D

Q.9 Find the vector and Cartesian equations of the plane which passes through the point (5, 2, -4) and perpendicular to the line with direction ratios 2, 3, -1?Ans A. x + 2y –3z = 18B. 2x + ...