ECAT Pre Engineering Test Preparation

ECAT Pre Engineering Entry Test

Sr. #	Questions	Answers Choice
1	Period of cos 2x is ______
2	Period of sin 3x is ______
3	Period of cot x is ______
4	Period of sec x is ______
5	Period of cosec x is ______
6	Period of tan x is ______
7	Period of cos x is _____
8	Period of sin x is
9	Range of cot x is ______	[-1, 1] R Negative real numbers R - {x \| - 1 < x < 1}
10	Range of tan x is ______	[-1, -] R Negative real numbers R - {x \| - 1 < x < 1}
11	Range of sec x is ______	[-1, 1] R Negative real numbers R = {x \| -1 < x < 1}
12	Range of cos x is ______	[-1, 1] R Negative real numbers R - { x \| - 1 < x < 1}
13	Range of cosec x is ______	{-1, 1} R Negative real numbers R - { x \| - 1 < x < 1}
14	Range of sin x is ______	[-1, 1] R Negative real numbers None of these
15	Domain of cot x is ______
16	Domain of tan x is ______
17	Domain of sec x is ______
18	Domain of cos x is ______
19	Domain of cosec x is ______
20	Domain of sin x is ______
21		trigonometric equation conditional equation identity None
22
23		both a & c
24
25
26
27		all
28	General solution of 1 + cos x = 0 is
29	The solution set of trigonometric equation contains	one element two elements three elements Infinite elements
30	The solution set of sin x + cos x = 0 is