What is the pressure change in water going from a 38-
What is the pressure change in water going from a 3.8- cm-diameter pipe to a 2.3- cm-diameter pipe if the velocity in the smaller pipe is 3.0 m/s?
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a piece of styrofoam is completely submerged under water rho 1000 kgm3 it is held under because it is attached to a
a 2 kg block is initially at the bottom of a 30 incline with a speed of 12ms going up the incline the coefficient of
a cell of emf 30 volts and internal resistance of 001 omega is connected through an ammeter of 005 omega internal
a solid sphere has a temperature of 923 k the sphere is melted down and recast into a cube that has the similar
what is the pressure change in water going from a 38- cm-diameter pipe to a 23- cm-diameter pipe if the velocity in the
a dry cell when short-circuited will furnish about 30 amp for a brief time if its emf is 15 v calculate what is its
a projectile is launched from the ground at t0 with an initial launch speed of v0 ms at and angle of degree above the
determine how many hours are required for the earth to rotate through 1radian in 1 second of time through how many
a transverse wave is traveling with a speed of 300 ms on a horizontal string if the tension in the string is increased
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