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Question: A 15.0 ohm resistor is connected in series to a 120 volt generator and two 10.0 ohm resistors that are connected in parallel to each other. a. What is the total resistance of the load?
b. What is the magnitude of the circuit current?
c. What is the current in one of the 10.0 ohm resistors?
d. What is the potential difference across the 15.0 resistor?
Particle X has a speed of 0.800 c and a momentum of 5.24 x 10-19 kgm/s. The mass of the particle is 1.31 x 10-27 kg, and the rest energy of the particle is 1.179 x 10-10 J. What is the kinetic energy of the particle
An electron moves with a velocity of 5 x 10^5m/s at an angle of 60 degrees with an eastward B field. The electron experiences a force of 3.2 x 10^-18N directed into the paper. What are the magnitude of B and direction of the velocity?
A system receives 107 joules in the form of heat energy in a specified process and it produces work of 4*10^6 joules. The system velocity changes from 10km/s to 25 km/s and its elevation changes from 20m to 12m. The mass of the system is 50 kg. Deter..
The intensity of a sound produced by a point source decreases as the square of the distance from the source. What is the maximum distance at which the riveter is still audible
An archer shoots an arrow with a velocity of 30 m/s at an angle of 20 degrees with respect to the horizontal. What is the initial speed of the apple
A charged particle A exerts a force of 2.69 ?N to the right on charged particle B, when the particles are 14.0 mm apart. Particle B moves straight away from A to make the distance between them 17.0 mm. What vector force does it then exert on A?
At t=1.0 second, a 0.85 kilogram object is falling with a speed of 6.0 meter per second. At t=2.0 second, it has a kinetic energy of 25 Joule. Determine the kinetic energy of the object at t=1.0 second
A well-mixed sewage lagoon (a shallow pond) is receiving 430 m3- d-1 of sewage out of a sewer pipe. The lagoon has a surface area of 10 ha (hectares) and a depth of 1.0 m. The pollutant concentration in the raw sewage discharging into the lagoon i..
A spy satellite is in circular orbit around Earth. It makes one revolution in 5.99 hours, How high above Earth's surface is the satellite
Breathing deep, your professor inhales air at 0.203 m/s. As the air goes through a constriction in his bronchus, it doubles in speed. How much does the air pressure drop in the constriction
a current-carrying wire is in a mangentic feild with the directon of the current parallel to that of the field.a. the
A 50 g block of ice at 0 °C rests in a pan in a room at 22 °C and melts completely. What is the entropy change (in cal/K) in the ice system
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