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A drag sled made for a tire weighs 45 lbs. a spring scales measures a force of 36lbs that is needed to pull the sled at a steady speed. What is the drag factor of the road at this location.
Mattwe pulls his little sister sarah in a sled on the icy surface, with a force of 60 N at an angle of 37 ° upward from the horizontal. If he pulls her a distance of 12 m, what is the work compl
An 8000 lb truck is lifted 6 feet off another vehicle in 3 minutes.Find out the power required by an object to lift another object.
An object moves with a constant velocity of 20 m/s on a circular track of radius 10m. What is the acceleration of an object.
A 175 kg ball on the end of a string is revolving uniformly in a horizontal circle of radius 0.500m. The ball makes 2 revolutions in a second.
Conclude the speed of the car in the second curve of radius.
Determine resistance of an oven and the current drawn by the oven, and finding the time necessary to heat 400 mL of water.
Find out the time constant, maximum charge, time required for full charging of a capacitor.
A current of 2.5 A runs through 20 circular wire loops of diameter 10 cm. What is the magnetic field magnitude and direction at the center of the loops? (Illustrate the derivation of any formula tha
Calculate Reynolds number if water at 15°C is flowing through a 3cm diameter pipe with a velocity of 50 cm-1. Is flow turbulent or laminar?
Water at 15°C flows over a plate 2m long and 25cm wide at a velocity of 5 m/s along its length. Conclude the boundary layer thickness and the drag on the plate.
An AM signal has an unmodulated carrier voltage VC = 10VP, a load resistance of RL = 10, and a modulation index of m = 1.
An AM transmitter is transmitting at 1000 W. If modulation index is 0.9 and antenna impedance is 50 ohms.
What parameter of the intelligence signal causes or determines the rate of carrier frequency deviation.
If you are tuned to an FM station at a frequency of 100.1 MHz, show bandwidth allocation for two adjacent stations.
Determine the power distribution in carrier and sidebands if the transmitted power is 1,000 W and mf = 1.
Find out the required bandwidth to transmit the FM signal and RC time constant necessary for Preemphasis circuits.
Find out the carrier frequency, Intelligence frequency, and Modulation index, total power in FM signal, Carrier power, and power in each sideband.
Explain Understanding the concepts of Cell Biology and Which membrane transport process will continue on even though the cell may be alive or dead
Explain Understanding the concepts of cell biology and Where would we expect the most active cell cycling
Explain Understanding the basics of genetics and Tay-Sachs is a recessive genetic disease in humans
Explain Understanding the basics of genetics. Which of these is a correct statement?
Explain Understanding the concepts of genetics and a viral gene with no relation to the host cell's genes.
Explain Basics of Evolution and Transitional forms are seen in the fossil record that link all of these groups EXCEPT
Explain learning the basics of botany. Explain Molds and mushrooms belong to the kingdom