1
NEET 2013
MCQ (Single Correct Answer)
+4
-1
The velocity of a projectile at the initial point A is $$\left( {2\widehat i + 3\widehat j} \right)$$ m/s. It's velocity (in m/s) at point B is NEET 2013 Physics - Motion in a Plane Question 40 English
A
$$2\widehat i - 3\widehat j$$
B
$$2\widehat i + 3\widehat j$$
C
$$-$$$$2\widehat i - 3\widehat j$$
D
$$-$$$$2\widehat i + 3\widehat j$$
2
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
The horizontal range and the maximum height of a projectile are equal. The angle of projection of the projectile is
A
$$\theta $$ = tan$$-$$1$$\left( {{1 \over 4}} \right)$$
B
$$\theta $$ = tan$$-$$1(4)
C
$$\theta $$ = tan$$-$$1(2)
D
$$\theta $$ = 45o
3
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
A particle has initial velocity $$\left( {2\overrightarrow i + 3\overrightarrow j } \right)$$ and acceleration $$\left( {0.3\overrightarrow i + 0.2\overrightarrow j } \right)$$. The magnitude of velocity after 10 seconds will be
A
$$9\sqrt 2 $$
B
$$5\sqrt 2 $$
C
5 units
D
9 units
4
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
A projectile is fired at an angle of 45o with the horizontal. Elevation angle of the projectile at its highest point as seen from the point of projection, is
A
45o
B
60o
C
tan$$-$$1 $$\left( {{1 \over 2}} \right)$$
D
tan$$-$$1 $$\left( {{{\sqrt 3 } \over 2}} \right)$$
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