1.

Brahma rolls down a ball from a certain height along an inclined plane. After reaching the bottom of the inclined plane, the ball rolls some distance horizontally along a surface. Brahma uses four different objects as the horizontal surface at the bottom of the inclined plane. The four objects are frosted glass sheet, cardboard sheet, sand paper, and wrinkle-free towel. In each case, he measures the distance travelled by the ball from the bottom of the inclined plane along the horizontal surface. On which surface will the ball move the least distance?

A.  Sand paper                       
B.  Cardboard sheet
C.  Frosted glass sheet       
D.  Wrinkle-free towel
Answer» E.


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