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(a) A very powerful vacuum cleanerhas a hose 2.63 cm in diameter. Withno nozzle on the hose, what is the weight of the heaviest brick that the cleaner can lift?
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(b) A very powerful octopus uses one sucker of diameter2.63 cm on each of the two shells of aclam in an attempt to pull the shells apart. Find the greatest force that the octopus can exert in salt water 32.3 m depth.
how to Assume the protons started from very far away. Need X and Y componet.
A sample containing beryllium (atomic mass 9 u), aluminum (27 u), and an unknown element is placed in a mass spectrometer, What is the mass of the unknown element
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The fire department decides to use the burning books to heat water
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When a 370 nF air capacitor (1 nF =10-9 F) is connected to a power supply, the energystored in the capacitor is 1.85 10-5 J. While the capacitor is kept connected to the power supply, a slab ofdielectric is inserted that completely fills the space b..
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Two long, parallel wires separated by 4.50 cm carry currents in opposite directions. The current in one wire is 1.20 A, and the current in the other is 3.45 A. Is the force attractive or repulsive
An astronaut is being tested in a centrifuge. The centrifuge has a radius of 3.58 m, what is the magnitude of the astronaut's linear speed
A typical ten-pound car wheel has a moment of inertia of about 0.35kg *m2. What is the rotational kinetic energy K of the rotating wheel
Determine the first three normal-mode frequencies for a pipe of length L that is closed at both ends. Use the results of part A to estimate the normal-mode frequencies of a shower stall. (Assume that a shower has a length of 1.42{\rm m} ).
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