1
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
A car runs at a constant speed on a circular track of radius 100 m, taking 62.8 seconds for every circular lap. The average velocity and average speed for each circular lap respectively is
A
10 m/s, 0
B
0, 0
C
0, 10 m/s
D
10 m/s, 10 m/s.
2
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
For angles of projection of a projectile at angle (45o $$-$$ $$\theta $$) and (45o + $$\theta $$), the horizontal range described by the projectile are in the ratio of
A
2 : 1
B
1 : 1
C
2 : 3
D
1 : 2.
3
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
The vectors $$\overrightarrow A $$ and $$\overrightarrow B $$ are such that $$\left| {\overrightarrow A + \overrightarrow B } \right| = \left| {\overrightarrow A - \overrightarrow B } \right|.$$ The angle between the two vectors is
A
45o
B
90o
C
60o
D
75o
4
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
A 0.5 kg ball moving with a speed of 12 m/s strikes a hand wall at an angle of 30o with the wall. It is reflected with the same speed at the same angle. If the ball is in contact with the wall for 0.25 seconds, the average force acting on the wall is :
A
96 N
B
48 N
C
24 N
D
12 N
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