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Q. A 1.6 mL syringe has an inner diameter of 5.8 mm, a needle inner diameter of 0.25 mm, and a plunger pad diameter (where you place your finger) of 1.0 cm. A nurse uses the syringe to inject medicine into a patient whose blood pressure is 140/100.

(a) What is the least force the nurse needs to apply to the syringe?

(b) The nurse empties the syringe in 2.4 s. What is the flow speed of the medicine by the needle?

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Category:- Physics
Reference No.:- M9351966

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