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a venturi meter is used to measure the flow speed of a fluid in a pipe the meter is connected between two sections of
a string with a mass m 900 g and a length l 400 m has one end attached to a wall the other end is draped over a small
the figure shows an iron ball suspended by thread of negligible mass from an upright cylinder that floats partially
light of wavelength 633 nm from a helium-neon laser is shone normally on a plane containing two slits the first
two tuning forks are producing sounds of wavelength 3440 cm and 3394 cm simultaneously how many beats do you hear each
a 1000 resistor is made by wrapping this wire in a spiral around a 390 -diameter glass core how many turns of wire are
a copper ball with a diameter of 500 cm is subjected to a pressure of 250 times 106 pa the bulk modulus for copper is
1 a violinist is tuning her instrument to concert a 440hz she plays the note while listening to an electronicaly
a cable is 500 m long and has a diameter of 150 mm the tensile modulus of the cable is 250 times 1010 nm2 a force is
an incompressible fluid is flowing through a pipe with a constriction the pipe is on an incline with an angle of 300
the rear axle of a truck is 25 m long if the truck is moving at 28 ms and the vertical component of the earthrsquos
a 280 102 n force is pulling an 800 kg refrigerator across a horizontal surface the force acts at an angle of 220deg
you are listening to a pure tone of a440 440 hz without realizing it you are doing this by noticing the time interval
ca square look has sides 12cm long and is wound with 50 turns of wire carrying 250ma of current it is placed in a
a 36kg block on a incline that is measured as 45 degrees from the horizontal uk 02 a draw a free body diagram showing
at depths greater than 2 meters in kansas the wintertime soil temperature is approximately 15 degrees c a farmer heats
an aluminum cup contains 225 g of water and a 40-g copper stirrer all at 27degc a 480-g sample of silver at an initial
the maximum possible efficiency of a heat engine which exhaust its heat at a temperature of 420o is 440 percent what is
a relaed spring protrudes from an opening 00500 meters as shown in figure a a 100-kg block is found to just force the
two adjacent natural frequencies of an organ pipe are determined to be 351 hz and 405 hz assume the speed of sound is
a compound microscope has the objective and eyepiece mounted in a tube that is 180 cm long the focal length of the
a 352 kg box is sitting on the seat of a ferris wheel the ferris wheel has a diameter of 386 m and is rotating at 530
air is confined at atmospheric pressure 1013kpa in a cylinder whole volume is 022 m3 when 80 kcal of heat is added the
you are test driving a newly developed set of tires you go into a flat curve no incline that has a radius of curvature
the rod with mass m is sliding with velocity v on the contacts the b field is going through the page the distance