1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
A ball is thrown vertically upward. It has a speed of 10 m/sec when it has reached one half of its maximum height. How high does the ball rise?
(Take g = 10 m/s2.)
A
10 m
B
5 m
C
15 m
D
20 m
2
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
A man throws balls with the same speed vertically upwards one after the other at an interval of 2 seconds. What should be the speed of the throw so that more than two balls are in the sky at any time ? (Given g = 9.8 m/s2)
A
more than 19.6 m/s
B
at least 9.8 m/s
C
any speed less than 19.6 m/s
D
only with speed 19.6 m/s.
3
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
If a ball is thrown vertically upwards with speed u, the distance covered during the last t seconds of its ascent is
A
ut
B
$${1 \over 2}$$ gt2
C
ut $$-$$ $${1 \over 2}$$ gt2
D
(u + gt) t.
4
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
A particle is thrown vertically upward. Its velocity at half of the height is 10 m/s, then the maximum height attained by it (g = 10 m/s2)
A
8 m
B
20 m
C
10 m
D
16 m
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