A piston a has a diameter of 0.74cm. a second piston b has, Ask an Expert

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Q. A piston, A, has a diameter of 0.74cm. A second piston, B, has a diameter of 2.6 cm. In the absence of friction, determine the force, F, essential to support the 539.7 N weights. Answer in units of N.

Q. The pilot of an airplane travelling 200 wants to drop supplies to flood victims isolated on a patch of land 170 below. The supplies should be dropped how many seconds before plane is directly overhead?

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