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a tennis player tosses a tennis ball straight up and then catches it after 340 s at the same height as the point of
a train 389 m long is moving on a straight track with a speed of 406 ms the engineer applies the brakes at a crossing
the canadian norman wells oil pipeline extends from norman wells northwest territories to zama alberta the 862
a flat circular mirror of radius 0140 m is lying on the floor centered above the mirror at a height of 0810 m is a
a projectile launched vertically from the surface of the moon rises to an altitude of 316 km what was the projectiles
three liters 3000 cm3 of oil is spilled onto a smooth lake if the oil spreads out uniformly until it makes a circular
an arrow is shot straight up from a pit 12 m below ground at 38 msa find its max height above groundb at what times is
the largest building in the world by volume is the boeing 747 plant in everett washington it measures approximately 634
a uniform electric field of magnitude e 500 nc makes an angle of 610deg with a plane surface of area a 380 m2 as in
a projector lens needed to form an image on a screen 10 times the size of its corresponding object the screen is
the supertanker globtik london has a mass of 220000 metric tons when empty and it can carry up to 440000 metric tons of
the average lifetime of a pi meson in its own frame of reference ie the proper lifetime is 26 10-8 sa if the meson
the rest energy e of an electron has a rest mass of 911 x 10 -31kg using einsteins famous equation e mc 2 find the
the pendulum of a regulator clock consists of a mass of 120 g at the end of a massless wooden stick of length 44 cma
a 250-kg stone is dropped from rest at a height of 375 m what impulse does gravity impart to this stone from the
a 900-kg car traveling east at 150 ms collides with a 750-kg car traveling north at 200 ms the cars stick together
a time-varying horizontal force ft at4 bt2 acts for 0500 s on a 1225-kg object starting at time t 100 s in the si
a satellite orbits the earth at a distance of 10000 miles from the earths center at this distance the force of gravity
the figure shows the light intensity on a screen behind a double slit the slit spacing is 020nm and the wavelength of
a 160 lb person has a mass of 16032 5 slugs a 160 lb person steps into an elevator and stands on a bathroom scale
a calculate the limiting angle of resolution for the eye assuming a pupil diameter of 180 mm a wavelength of 530 nm in
a light beam is incident on a piece of water n 1333 at the brewsters anglea find the value of brewsters angleb find
particles of charge q1 65 microc q2 43 microc and q3 -80 microc are placed in a line the center one q2 is 035 m from
if the diameter of the fifth circular orbit of the hydrogen atom is 265 a what is the frequency of revolution show