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A traffic light weighing 120 N hangs from a cable tied to two other cables fastened to a support. The upper cable (theta 1) makes an angle of 37 degrees and (theta 2) = 53 degrees with the horizontal. Find the tension in each of the three cables. Please show thorough work.
An L-R-C series circuit L = 0.115H , R = 241? , and C = 7.30?F carries an rms current of 0.450A with a frequency of 401Hz. What is the phase angle in radians
The ball rebounds straight upward to a height of 0.660 m. illustrate hat are the magnitude and direction of the impulse of the net force applied to the ball during the collision with the floor.
A spacecraft receding from he earth at 0.97c transmits data at the rate of 1*104pulses/s. At what rate are they received.
the displacement of a standing wave on a string is given by D = 2.8sin(0.70x)cos(55 t), Find the speed of a particle of the string
A novice skier, starting from rest, slides down a frictionless 37.0° incline whose vertical height is 175 m. Explain how fast is she going when she reaches the bottom?
Illustrate the basic environments (legal, social, economic) in which a business operates. You are encouraged to use the library for additional sources to support your description. Remember to use APA format for in-text citations and aligned refer..
a teacher standing in a doorway 1.0 m wide blows a whistle with a frequency of 1000 hz to summon children from the playground. which boy may not hear the whistle
The efficiency of a knife is 75%. If you push down on the knife with a force of 5 N to cut a piece of cake that is 6 cm thick, how much work is done on the cake
A ladder of negligible mass and length 5.00 m rests against a vertical wall. The ladder makes an angle of 53.1 with the ground. Find the forces of the ground and the wall on the ladder
A car of mass 9.50×102kg and a truck of mass 3.00×103kg run into one another due to ice on the road. Calculate the size of the force on the car due to the truck at that time
The drawing shows three different resistors in two different circuits. The battery has a voltage of V = 27 V, and the resistors have resistances of R1 = 50.0 ?, R2 = 25.0 ? and R3 = 10.0 ?. What is the total power supplied to the two resistors
The lower weight is a light bag filled with sand. Assume a pin pokes a hole in the bag and the sand slowly leaks out while the puck is revolving. What would be the puck's speed after all of the sand is gone.
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