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white light is shone on a very thin layer of glass n 15 and above the glass layer interference maxima for two
lets assume there is a spring between the cars at impact good assumption since most cars today are made to crumple
a 85 cubic meter tank of nitrogen is at 60ccelsius and 500kpa pressure 1 calculate the rms velocity for the nitrogen
evidence of effects of global climate change in coastal areas of the world write a 500 to 750 word essay on the
question ultrasound can be used to deliver energy to tissues for therapy it can penetrate tissue to a depth
the longest javelin throw at the olympics covered a horizontal distance of 1048 m the athlete threw the javelin at an
question a wave pulse travels along a string at a speed of 200 cms what will the speed be if1 the strings tension is
a camera is equipped with a lens with a focal length of 40 cm when an object 21 m 210 cm away is being photographed
a 349 rads 33rpm record has a 503-khz tone cut in the groove if the groove is located 0100 m from the center of the
two hockey pucks of equal mass approach each otherhead-onwith equal speeds of 87 ms they collide and one puck leaves
determine the length of runway that would enable a 200-tonne airliner to reach its take off speed 75 m s-1 starting
for a particular car windscreen wiper mechanism an electric motor is required that can provide 5 n m of torque at about
algebraic physics question older railroad tracks in the usa are made of 12 meter long pieces of steel when the tracks
an elite tour de france cycler can maintain an output power of 450 w during a sustained climb at this output power how
a gas turbine disc in a modern jet engine has a mass of 150 kg a diameter of 1 metre and spins at 10 000 rpmtaking a
a pinball machine uses a spring launcher that is compressed 66 cm to launch a ball up a 17 ramp assume that the pinball
explain in qualitative terms how gauss law is modified if two point charges were extremely close together their
if we have two different elements and each has an electron drop from the first excited state to the ground state they
a 60 kg object moving at 160 ms in the positive direction of an x axis has one-dimensional elastic collision with an
a modern-day zeppelin holds 9390m3 of helium compute its maximum payload at sea level assume the helium and air to be
a small statue is recovered in an archaeological dig its weight is measured to be 637lb and its volume 009ft3a what is
an lr combination is connected to an ideal battery if l 10 mh r 20 ohms and e 20 v how much time will it take for the
a solenoid of inductance 50mh and resistance 10 ohms is connected to a battery 6vfind the time elapsed before the
model the tungsten filament of a lightbulb as a black body at temperature 2 900 k a determine the wavelength of light