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a raindrop of mass 218 g is falling through the air being acted on by both weight force and drag force the latter
water with a density of rho 1155 kgm3 flows in a horizontal pipe in one segment of the pipe the flow speed is v1 533
a 129-kg horizontal platform is a uniform disk of radius 157 m and can rotate about the vertical axis through its
a uniform thin rod of mass m 451 kg pivots about an axis through its center and perpendicular to its length two small
the recommended daily allowance for an average adult that does not want to gain or lose weight is roughly 2000 calories
you inflate your car tires to a standard gauge pressure of 350 psi during the day when it is 872 f what is the gauge
we have three resistors of 6 each each resistor can dissipate at most 24 w of power find the four possible ways of
consider the following mass distribution where the x- and y-coordinates are given in meters50 kg at 00000 m 25 kg at
please explain plancks hypothesis and bohrs model and how these ideas shaped our modern understanding of the structure
anbsp22 resistor and anbsp72 resistor are connected in series a third resistor is connected in parallel with thenbsp72
a wire with a resistance of 130 is drawn out through a die so that its new length is twice its original length find
how much faster in meters per second does light travel in a crystal with refraction index 153 than in another with
a block of mass 023 kg slides down a frictionless track with the shape shown above the circular portion of the track
a spring with spring constant 72 nm has one end attached to a peg on a horizontal surface and another attached to a
a roller coaster car of mass 520 kg is initially going 22 ms along a horizontal track the track makes a vertical loop
a rocket car with mass 1300 kg is launched by going down a 30 degreenbspramp with a vertical height of 15 m and then
you focus sunlight on a piece of paper and find that the light seems to be most nearly focused between 24 and 25 cm
this is your final report and it will take more time than the rest you need to research attitutes to the us in other
1 give a brief background on your subject of research is your subject purely science or technology what is the basis of
an aluminum bar with length 2m and a coefficient of linear expansion of 000023 undergoes a temperature change of 180
1 a drill rotates at 380 rad per s how many radians does it rotate through as it comes to a stop in 30 seconds2 an