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River Pascal with a volume flow rate of 3.0*105 joins with River Archimedes, which carries 1.05×106 , to form the Bernoulli River. The Bernoulli River is 120 wide and 10 deep. What is the spe
When the pool is filled to a depth of 1.50 m with fresh water, what is the force caused by the water on the ends (32m)? on the sides (8m)?
A 14 g bullet traveling at 248 m/s is fired into a 0.489 kg wooden block anchored to a 100 N/m spring. How far is the spring compressed to the nearest thousandth of a meter?
Under constant erosion and weathering, the pyrites leech large amounts of sulfuric acid (H2SO4). The spoil banks are also mixed with large quantities of basic limestone and clay carbonates. What shoul
Test tube containing starch, pancreatic amylase & water. The biuret test is negative. After 30 mins the Benedict's test is positive. What substance is present
Determine the resolution limit set by diffraction for and . Specify as the number of lines per millimeter resolved on the film.
A steel cable with a total length 30m and mass 100kg is connected to two poles. The tension in the cable is 3,000N, and the wind makes the cable vibrate with the frequency of 2 Hz. Calculate the wa
If the distance between the first and third minima in the diffraction pattern is 2.80 mm, what is the width of the slit?
The longer string is inclined at 65 degrees to the verticle, the shorter one at 39 degrees. Show that the horizontal resultant of these two forces on the lamp is zero. Calculate the weight of the la
The highest musical note on a piano has a frequency of 4,186Hz. Why would a tape of piano music sound terrible if played on a tape player that reproduces frequencies only up to 5,000Hz?
If the mass of the child and sled is 41 {rm kg}, what average force do you need to apply to stop the sled? Use the concepts of impulse and momentum.
An experiment is designed to study the mechanism of sucrose uptake by plant cells.
Summarizes the processes of digestion Summarizes the processes of digestion
What resistive force (assumed to be constant) does the wood exert on the bullet? (b) How long does it take the bullet to come to rest after entering the wood?
What are the frequencies of the first four harmonics of middle C(261.6Hz)?
A simple harmonic oscillator consists of a block of mass 1.80 kg attached to a springWhat is the amplitude of the oscillations? What is the amplitude of the oscillations?
You need to move a 144-kg sofa to a different location in the room. It takes a force of 109 N to start it moving. What is the coefficient of static friction between the sofa and the carpet?
What are the specifications of proteins that are used as standards?
Ultrasound can be used to measure the thickness of protective coatings applied to surfaces as part of industrial processes because it reflects well from boundaries separating regions with different
Determine the average acceleration in m/s^2 (meter per second square), using a coordinate system with the x axis in the direction of the car's original motion and the y axis toward the side of the r
What would happen if the membrane was too fluid?
A helicopter flies at a constant altitude towing a mass M of 129 kg. The helicopter and the mass have a horizontal acceleration of 2.84 m/s^2. Ignoring air resistance find the tension in the cable.
Ultrasound probes can resolve structural details with sizes approximately equal to the wavelength of the ultrasound waves themselves. What is the size of the smallest feature observable in human ti
Dehydration Synthesis and hydrolysis Dehydration Synthesis and hydrolysis