Goiit - JEE Main - JEE Advanced - BITSAT - MTCET - KCET - SCRA - Entrance Exam Notifications - Study Tips - Sample Question Papers

Multiple Choice Question with Only One Choice Correct
A body of mass m is dropped from a height h above the ground. The velocity v of the body when it has lost half its initial potential energy is given by

(a)	v =	(b)	v =
(c)	v =	(d)	v = 2

Chemistry

Multiple-Choice Question
Which of the following statements about anhydrous aluminium chloride is correct?

(a)	It exists as AlCl₃ molecules	(b)	It is not easily hydrolysed
(c)	It sublimes at 100^oC under vacuum	(d)	It is a strong Lewis base

Mathematics

Passage Based Question
Passage I
A chess match between two grandmasters X and Y is won by whoever first wins a total of two games. X' s chances of winning, drawing or losing any particular game are a, b, c respectively. The games are independent and a + b + c = 1.
The probability that Y wins the match after the 4^th game is
(a) 3bc² (b + 2a)
(b) bc² (3b + a)
(c) 2ac² (b + c)
(d) abc (2a + 3b)

Answers / Solutions / Hints

You need to be logged on for answers!

Free Sign Up!