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a spinning disk experiences a constant torque which of the quantities - angular acceleration tangential acceleration at
how does the gravitational force on a falling body compare with the air resistance it encounters before it reaches
the apparatus consists of a round level table in the center of which is a massless ring there are three strings tied to
a 100 g mass is attached to a spring and undergoes simple harmonic motion its maximum acceleration is 15 ms2nbspand its
a sign m 10 kg has one end affixed to the exterior wall by a freely rotating hinge the other end of the sign is
describe the amplitude and frequency of the sound for a high loud note identify the characteristics of the sound that
your friend beats a drum across the room from you how does the drum make a sound how does the energy of the sound reach
how does the heat fusion of water compare to the heats of fusion of other similar substances how does this difference
during the melting process how does the energy of the molecules of the substance change as a result of the heat it
a student compares the fundamental resonating frequencies of two equal length pipes pipe a is open on both ends pipe b
a roller-coaster car with a mass ofnbsp650nbspkg starts at rest from a pointnbsp32nbspmnbspabove the ground at point b
a spinning top initially spins at 16rads but slows down to 12rads in 18s due to friction if the rotational inertia of
treat a burning log as a black object with a surface area of 09 m2 when you blow air on the log its temperature rises
the amusing spiderguy mass m 60 kg hangs from his web which is attached to a thin horizontal beam mass m 100 kg see
write two or three sentences describing the mass number charge and penetrating ability of alpha
what current flows through anbsp204nbspcmnbspdiameter rod of pure silicon that isnbsp175nbspcmnbsplong whennbsp1000
a copper wire has a resistance ofnbsp0570nbspomeganbspat 200degc and an iron wire has a resistance
ohms lawresistors typically are sold commercially have tolerances of either plusmn5 of plusmn10 of their theoretical
a 10 kg mass hanging vertically from the bottom of an inverted cone is held in place by a 20 kg wheel that is rolling
a point mass of 15kg is attached to a spring and set to oscillate through simple harmonic oscillations if the period of
the average period of pendulum clock is found to be 12s at sea level the period of the same pendulum on a mountain top
anbsp05-kg ball has a velocity ofnbsp24nbspmshow much work would be required to stop the
an electron enters a magnetic field of 069 t with a velocity perpendicular to the direction of the field of 300ms
future value of annuityquestion what is the future value of a 4-year annuity if the annual interest is 5 and the annual
present value of annuityquestion what is the present value of a 4-year annuity if the annual interest is 5 and the