Question

Pre-Medical : Physics
EXERCISE-I (Conceptual Question
TRIGONOMETRY
As O increases from 0° to 90°, the value of cos 0 :-
(1) Increases
(2) Decreases
(3)Remains constant
(4) First decreases then increases.
The greatest value of the function-5 sino + 12 coso
(1) 12 (2) 13 (3) 7 (4) 17
If tan 0 = Tā and e lies in the first quadrant, the
value of cos 0 is :
-
co to
- to
ALCULUS
The coordinates of a particle moving in XY-plane
vary with finais x = 4t?; y = 24. The locus of the
particle is a :-
(1) Straight line
(2) Circle
(3) Parabola
(4) Ellipse
TIF 11​

Answer 1

Answer:

1. As O increases from 0° to 90°, the value of cosO

:- (2) Decreases

2. The greatest value of the function - 5 sinO + 12 cosO

:- (1) 12

3. × The question is not clear ×