A body can have zero average velocity but not zero average speed. Justify your answer with a relevant example.

Question

Audrey · Answer

Answer:   Because speed - distance/ time and distance can be zero or positive but   velocity-displacement/ time and displacement can be negative, positive or zero.

Cora

Find Profit or Loss percent, when
(i) C.P. = 600, S.P. = 630
(ii) C.P. = 2220, S.P. =*1776
(iii) C.P. = 740,

The main function of the urinary bladder is to

a control the pressure of urine in the urinary bladder

b. tak

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