Question

Q. For Mrs. Pumphrey the recovery of the dog was a triumph of surgery because
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Answer 1

Answer:

Circumference of the circular path <br> =

cm. <br> When it covers half the circumference the particle moves from A to B along the path ACB . <br> Hence distance covered

cm. Displacement is the length of straight line AB i.e., the diameter of the circle. Hence displacement is

= 14 cm from A to B

. <br> (ii) On completion of the total circular path ACBA, the distance covered is equal to the circumference of the circle = 44 cm. <br> As the particle comes back to its initial position displacement is zero.

Explanation:

I don't know sorry yaar

Answer 2

because she noticed a drastic change in the dog. earlier the dog was hugely fat, dull, inactive and lifeless. but after the treatment, he is full of life, active and runs and leaps into the car on Mrs pumphrey's lap. she is therefore extremely grateful.