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Question: A 20-kg loudspeaker is suspended 2.0 m below the ceiling by two ropes that are each 30 degrees from vertical.
Part A: What is the tension in the ropes?
I need help to determine the tension in the ropes.
Astronomers discover a binary star system that has a period of 93.0 days. The binary star system consists of two equal-mass stars, each with a mass twice that of the sun, that rotate like a dumbbell about the centre of mass at the midpoint between..
Estimate the radiation pressure due to a 100-W bulb at a distance of 7.0 cm from the center of the bulb. Estimate the force exerted on your fingertip
Three deer, A, B, and C, are grazing in a field. Deer B is located 63.4 m from deer A at an angle of 53.0 ° north of west. What is the distance between deer A and C
A cord is attached to a cart that can slide along a frictionless horizontal rail aligned along an x-axis. The left end of the cord is pulled over a pulley, a negligible mass and friction and at cord height h [m], so the car slides from x1 to x2. Duri..
A circular wire of radius 5.67 cm has a current of 3.27 A flowing in it. The wire is placed in a uniform magnetic field of 4.39 mT. Determine the maximum torque on the wire
When a patient is being fitted with contact lenses, thecurvature of the patient's cornea is measured with an instrumentknown as a keratometer. what is the radius of curvature of the patient's cornea
A 9.0 V battery and three resistors are all connected in series. What is the potential difference across the third resistor
A ball is kicked and when it leaves the persons foot it has avelocity for wich υ0x=4 m/sec and ν0y=3m/sec.Before begining this problem indicate coordinate system forx/y.
If 5.0 ´ 1021 electrons pass through a 20-W resistor in 10 min, what is the potential difference across the resistor
Suppose all batteries are ideal unless told otherwise. Given three batteries with voltages of 1.0 V, 4.0 V and 8.0 V. What are the minimum and maximum voltages that could be achieved by connecting them in series?
The concentration was reported as 10% CO2 at a temperature of 30oC and a pressure of 1.2 atm. The flow rate of flue gas is 18,000 m3/min. Determine the Partial pressure of CO2 in atm.
A soft drink (mostly water) flows in a pipe at a beverage plant with a mass flow rate that would fill 220 0.355 - L cans per minute. At point 2 in the pipe, Find the mass flow rate
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