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your friends car is parked on a cliff overlooking the ocean on an incline that makes an angle of 199 below the
fighter airplane is flying horizontally at the altitude h5000m with velocity of u100ms when airplane passes directly
the circuit is 10v clockwise into 40 ohm resistor downward through 12 ohm resistor back to the negative terminal of the
a rock is projected from the top of a building with an initial volocity of 145 ms at an angle of 57 degrees above the
an automobile whose speed is increasing at a rate of 0700 ms2 travels along a circcular road of radius 200m when the
a block is pushed up 38 degree incline with a coefficient of kinetic friction of 010 by an applied force as shown if f
roughly 397 of what you exhale is carbon dioxide assume that 224 l is the volume of 1 mole 602middot1023 molecules of
a positive charge q1 is located to the left of a negative charge -q2 on a line passing though the two charges there are
a block is released and slides without friction down at plane inclined at angle theta from the horizontal it reaches
a converging lens of focal length 20 cm is used to form a real image 10 m away from the lens how far from the lens is
a 10 cm wide diffraction grating has 1000 slits it is illuminated by light of wavelength 550 nm what are the angles of
a diffraction grating with 750 slitsmm is illuminated by light that gives a first order diffraction angle of 34 degrees
the intake in the figure has cross-sectional area of 079 m2 and water flow at 044 ms at the outlet distance d 180 m
a block of wood has a mass of 387 kg and a density of 584 kgm3 it is to be loaded with lead so that it will float in
useful constants 1 torr 13332 pa r 83145 jmolmiddotk you have a thin metal sphere of unknown volume that contains
blue light of wavelength 450 nm passes through a 020-mm wide slit and illuminates a screen 12 m away how wide is the
water is pumped steadily out of a flooded basement at a speed of 46 ms through a uniform hose of radius 14 cm the hose
a thin double convex lens is to focus the image of an object onto a screen so that the image is life-sized the lens has
a fisherman in a stream 36 cm deep looks downward into the water and sees a rock on the stream bed how deep does the
a converging lens forms a real image 127 times the size of the object the object distance is 22cm find the distance of
a car with a mass of 2000kg is moving with a speed of 55 mph and enters a circular turn at level ground the car
a car with a mass of 2000 kg is moving east at 24 ms it collides with a truck that weighs 3200 kg moving north at 14 ms
a vehicle with a mass of 2200kg moving with an initial speed of 246 ms hits a utility pole and comes to a stop the
a 20 kg sled is being pulled along a horizontal stretch of snow covered ground by a horizontal force of 30 n starting
a sunbather lying on a floating raft that experiences no friction with the water gets up and walks to the western end