A mountain climber friend with a mass of 80 kg pondersthe
A mountain climber friend with a mass of 80 kg pondersthe idea of attaching a helium balloon to himself to effectivelyreduce his weight by 25% when he climbs. He wonders what heapproximate size of such a balloon would be.
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suppose the ray in air with n 100 enters a slab with n 234 at a 309degangle with respect to the normal then exits the
a helicopter propeller blade starts from rest and experiences aconstant angular acceleration of 180rads2 find the speed
a merry-go-round starts from rest and accelerates uniformly over110 s to a final angular velocity of840 revmina find
two narrow slits are spaced 25 mm apart and are 60 cm from ascreen what is the distance between the second and third
a mountain climber friend with a mass of 80 kg pondersthe idea of attaching a helium balloon to himself to
a proton is released such that it has an initial speed of 40105 ms from left to right across thepage ie it is moving in
a physics student is standing on an initially motionlessfrictionless turntable with rotational inertia 031kgmiddotm2
the figure shows a circuit of four resistors that are connected toa larger circuit the graph below the circuit shows
you are designing a lathe motor part of which consists of a uniform cylinder whose mass is 90 kg and whose radius is
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