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suppose a distant world with surface gravity of 624 ms2 has an atmospheric pressure of 716 x 104 pa at the surfacea
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a potters wheel is rotating around a vertical axis through its center at a frequency of 18revs the wheel can be
an object is dropped from rest from a height of 436e6 m above the surface of the earth if there is no air resistance
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a small electric immersion heater is used to boil 600 g of water for a cup of instant coffee the heater is labeled 1650
in a single-slit diffraction experiment a beam of monochromatic light of wavelength 630 nm is incident on a slit of
consider a gas of neutrons in a nuclear reactor the neutron density is 108 neutronscm3 in an operating reactor which
a 980 cm pendulum is released from a small angle after 124 oscillations the amplitude is one half of its original value
calculate the semimajor of a moon on a synchronous orbit around mars express your answer in martian radii rmars from
astronauts on a distant planet set up a simple pendulum of length 12 m the pendulum executes simple harmonic motion and
a spring is compressed by 00592 m and is used to launch an object horizontally with a speed of 321 ms if the object
an object attached to a horizontal spring is oscillating back and forth along a frictionless surface the maximum speed
a uniform 17-kg rod that is 093 m long is suspended at rest from the ceiling by two springs one at each end both
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a surface whose work function is 28 ev is illuminated by a light whose wavelength is 116 nm what is the maximum
a blood vessel of radius r splits into four vessels each wit radius r3 if the average velocity in the larger vessel is
a spring is hanging from the ceiling attaching a 560 g mass to the spring causes it to stretch 220 cm in order to come
the energy released by nuclear bombs is measured in kiloton kt or megaton mt units one kiloton is a unit of energy