Motion And Time

Physics
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Match the situations given in column I with the possible curves in column II and select the correct option, from codes given

A
(a) (q), (b) (8), (c) (p). (d) (r)
B
(a) (s,r). (b) (q), (c) (s), (d) (p)
C
(a) (q,s); (b) (r), (c) (p), (d) (s)
D
(a) (s), (b) (q,p), (c) (s), (d) (r)
Hard
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A rod of length/leans by its upper end against a smooth vertical wall while its other end leans against the floor. The end that leans against the wall moves uniformly downwards. Then:

A
The other end also moves uniformly.
B
The speed on other end goes on increasing.
C
The speed on other end goes on decreasing.
D
The speed on other end first decreasing and then increasing.
Hard
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What does an odometer do?

Hard
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Unit of Time is:

A
Metre
B
Kilometre
C
Second
D
None of these
Hard
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