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A block accelerates down a slope, as sho...

A block accelerates down a slope, as shown in the figure. The upper portion of the slope is smooth and lower portion is rough. On the lower portion

(i) the speed of the block may increase, decrease or remain same
(ii) the acceleration of block reduces.
(iii) the mass of block reduces
What of the following is/are correct

A

I only

B

I,ii only

C

ii,iii only

D

I,ii,iii

Text Solution

Verified by Experts

The correct Answer is:
B
I,ii only
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