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a slinky has a mass of 028kg and negligible length when it is stretched 16m it is found that transverse waves travel
a 50 g hollow plastic ball is attached by a thread to the bottom of a beaker when the beaker is filled with water so
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effect of altitude on boiling watera utilize the result of the previous water and the date in figure 511 to plot a
a thin uniform wire is cut into segments and bent into the shapes shown above decide the location of the center of mass
the electric output of a power plant is 700mw cooling water flows during the power plant at the rate 0500 x 108lhr the
water impinges on a fixed turbine blade with velocity v the blade is curved so that it deflects the water by 180
500 ml of water at 100 ordmc is placed in the freezer compartment of a refrigerator by a coefficient of performance of
if a soldier shoots an enemy with the intent of killing him he wants the bullet to deliver maximum energy on the other
think about an infinite coaxial cable in the region 0ltrlta the current density jkr2 into the page in the region
a certain humidifier operates by raising water to the boiling point and then evaporating it each minute 30 g of water
a gas consists of 465 grams of oxygen and465 grams of nitrogen and occupies a volume of 050 liter at a temperature
monochromatic x rays are incident on a crystal for which the spacing of the atomic planes is 0440 nm the first-order
an individual is nearsighted his near point is 170 cm and his far point is 530 cm1 what lens power is needed to correct
a stamp collector uses a lens with 73 cm focal length as a easy magnifier the virtual image is produced at the normal
1 a fire breaks out and increases the kelvin temperature of a cylinder of compressed gas by a factor of 22 what is the
an object which has a height of 270 cm is placed 180 cm from a concave mirror which has a radius of curvature of 220 cm
a a high speed train is traveling at a speed of 48 ms when the engineer sounds the 411 hz warning horn the speed of
assume that a parallel-plate capacitor has circular plates with radius r 29 mm and a plate separation of 70 mm assume
an interstellar space probe is launched from earth after a brief period of acceleration it moves by a constant velocity
a bridge 1210 m long is constructed of steel having a coefficient of expansion of 111 times 10-6k if it is built as a
a beam of light is incident from air on the surface of a liquid if the angle of incidence is 400degand the angle of
1 an ice cube at 00degc is gradually melting what is the change in the ice cubersquos entropy for each 100 g of ice