Minimum storage capacity needed to accommodate
A speech signal has a total duration of 20 sec. It is sampled at the rate of 8 kHz and then PCM encoded. The signal-to-quantization noise ratio is required to be 40 dB. The minimum storage capacity needed to accommodate this signal is ?
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Calculate the energy of H2 molecule where nx = ny = nz - 10. By comparing this energy to kT with T = 300K, determine whether a classical or quantum mechanical description can be used.
The unit cells of several orthorhombic crystals are described below. What is the Bravais lattice of each and how do you know?
A charged oil droplet falls 4 mm in 18.0 s at terminal speed in the absence of an electric field. The specfic gravity of air is 1.35 multiplied by 10-3, and that of the oil is 0.75. The viscosity of air is 1.80 multiplied by 10-5 (N·s)/m2.
Water is sprayed radially outward over 180 degrees. the jet is in the horizontal plane. if the jet velocity at the nozzle exit is 30 ft/s, determine the direction and magnitude of hte resultant horizontal anchoring force required to hold the nozzl
Boron has a much lower coefficient of thermal expansion than aluminum, even though both are in the 3 B column of the periodic table. Explain, base on bonding energy, atomic size, and the energy well, why this difference is expected.
The partition is now removed, and the water expands to fill the entire tank. Determine the entropy change of water during this process if the final pressure in the tank is 40kPa.
The outlet area and velocity are 0.001 m^2 and 30m/s and the inlet velocity is 15 m/s. Determine the mass flow rate and the inlet area.
You are given three resistors, each of 10 kQ, and a 9-V battery whose negative terminal is connected to ground. With a voltage divider using some or all of your resistors, how many positive-voltage sources of magnitude less than 9 V can you design?
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Sahir is the most active student in your kindergarten class. He tends to be very disruptive when the teacher you work with is teaching the class,
Question: Identify a true statement about validity as applied to a test. Multiple choice question
Describe the results, including any scores. Result: E6% Extraverted Action oriented, Outgoing, Expressive, Hands-On S17% Sensing Traditional,
The purpose is to examine the psychological factors affecting how teenagers in an impoverished urban area spend their time outside of school using:
Suppose that a group of researchers would like to explore how we perceive objects in the real world, rather than just in a laboratory
What is another way to say ". It is important to ensure that the youth understand what the study involves, what their participation entails
Which of the following is a behavioral indicator related to Family? A) Developing school readiness and transition strategies B) Developing collaborative