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if two successive overtones of a vibrating string are 270 hertz and 315 hertz evaluate what the frequency of the
a violin string vibrates at 296 hertz when unfingered find at what frequency will it vibrate if it is fingered one
a certain solar collector can absorb 3000 btu in 87 hr another panel is added and together they collect 81000 btu in 32
a fisherman notices that wave crests pass the bow of his anchored boat every 284 second he measures the distance
in a swimming pool it is observed that the wave speed of ripples along the surface is 087 meter per second obtain the
a heat engine operating at maximum efficiency has an efficiency of 25 percent the temperature of the cold reservoir is
water flows through a horizontal pipe of cross-sectional are 10 cm2 at a pressure of 025 atm the flow rate is 10 ls at
a 380 millimeter wide bolt is viewed with a 910 centimeter focal length lens a normal eye views the image at its near
a pendulum has a period of 07759 seconds on earth at sea level use g 981 ms2 find the change in the period of this
a 368 gram mass vibrates according to the equation x 0370sin695t where x is in meters and t is in secondsa find the
a small fly of mass 0260 gram is caught in a spiders web the web vibrates predominately with a frequency of 334 hertza
an elastic cord is 693 centimeter long when a weight of 702 newton hangs from it but is 871 centimeter long when a
an air-filled parallel-plate capacitor has an area of 14 m2 and a capacitance of 22 nf1 determine what is the distance
a coil of area 0130m2 is rotating at 630revs with the axis of rotation perpendicular to a 218mt magnetic field if there
jeff of the jungle swings on a 76 meter vine that initially makes an angle of 47 degree with the verticalpart a if jeff
a 160 kilogram block slides on a rough horizontal surface the block hits a spring with a speed of 230 meter per second
a 22-turn circular coil of wire has a diameter of 16m it is placed with its axis along the direction of the earths
a 28 kilogram block slides with a speed of 12 meter per second on a frictionless horizontal surface until it encounters
a 140 muf capacitor and a 550 mh inductor are connected in series with an open switch the capacitor is initially
a planet has an atmospheric pressure of 50000 pa and an acceleration due to gravity half that on the earths surface
the figure shows a rectangular loop with a46 cm and b31 cm moving with a velocity v62 cms into an area where the
a solid ball made of rubber of density p300 kgm3 floats in water find what percentage of its volume will be above water
a grandfather clocks are powered by the descent of a 410 kilogram weightpart a if the weight descends through a
a coil of nichrome wire is 200 m long the wire has a diameter of 0340 mm and is at 200degc1 if it carries a current of
a toy submarine is in a swimming pool the pool measures 50 meter long by 10 meter wide by 5 meter deep the submarine is