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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
normal 0 false false false en-in x-none x-none microsoftinternetexplorer4
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
when a single person shouts at a football game the loudness of sound at the center of the field is 55 db than all the
a playground carousel is free to rotate regarding its center on frictionless bearings and air resistance is negligible
a gaussian surface in the shape of a right circular cylinder by end caps has a radius of 137 cm and a length of 105 cm
the induced magnetic field at radial distance 67 mm from the central axis of a circular parallel-plate capacitor 20
at what rate should the potential difference among the plates of a parallel-plate capacitor with a 22 muf capacitance
red light n1520 and violet light n1538 traveling in air are incident on a slab of crown glass both colors enter the