1
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
A particle has initial velocity $$\left( {3\widehat i + 4\widehat j} \right)$$ and has acceleration $$\left( {0.4\widehat j + 0.3\widehat j} \right).$$ Its speed after 10 s is
A
7 units
B
$$7\sqrt 2 $$ units
C
8.5 units
D
10 units
2
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
A particle shows distance - time curve as given in this figure. The maximum instaneous velocity of the particle is around the point

AIPMT 2008 Physics - Motion in a Plane Question 13 English
A
D
B
A
C
B
D
C
3
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
$$\overrightarrow A $$ and $$\overrightarrow B $$ are two vectors and $$\theta $$ is the angle between them, if $$\left| {\overrightarrow A \times \overrightarrow B } \right| = \sqrt 3 \left( {\overrightarrow A .\overrightarrow B } \right),$$ the value of $$\theta $$ is
A
45o
B
30o
C
90o
D
60o
4
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
A particle starting from the origin (0, 0) moves in a straight line in the (x, y) planes. Its coordinates at a later time are $$\left( {\sqrt 3 ,3} \right)$$. The path of the particle makes with the x-axes an angle of
A
45o
B
60o
C
0o
D
30o.
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