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A 60-kg snorkeler (including snorkel, mask, and other gear) displaces 0.058 m3 of water when1.2 m under the surface.
Part A
Determine the magnitude of the buoyant force exerted by the seawater on the person.
Express your answer to two significant figures and include the appropriate units.
Part B
Will the person sink or drift upward?
What would happen to the current in a circuit if a voltmeter, inadvertently mistaken for an ammeter, were inserted into the circuit? The current would? (Explain what would happen and why)
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The question needed to answer this one is "An 800. kg race car has a coefficient of static friction of 0.98 with the road. What is the minimum radius of the turn
a find the resistance of a 1.3m length of gold wire with diameter 4.2times10-5m . express your answer to two
The depth of the potential well for free electron in a metal can be determined by noting that the photoelectric work function represents the energy necessary to remove an electron in such a state has the Fermi energy.
cA wire carries a steady current of 2.40 A. A straight section of the wire is 0.750 m long and lies along the x-axis within a uniform magnetic field, B=kT. If the current is in the +x direction, what is the magnetic force on the section of wire?
A certain laser outputs pure blue light (photon energy 3.1 eV) with power 400 milliwatts (0.4watts). How many photons per second does this laser emit
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Vector has a magnitude of 7.20 units and makes an angle of 39.5° counter-clockwise from positive x-axis. Vector has a magnitude of 8.00 units and is directed along the negative x-axis.
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