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Question1
A loudspeaker of mass 22.0 kg is suspended a distance of h = 2.20 m below ceiling by two cables that make equal angles with the ceiling. Each cable has a length of l = 3.10 m. What is tension in each of the cables?
Question2
A football player runs directly down the field for 37 m before turning to the right at an angle of 22 from his original direction and running an extra 10 m before being tackled.
What is magnitude of the runner's total displacement?Answer in units of m
A solid cylinder is mounted above the ground with its axis of rotation oriented horizontally. How much of the rope unwinds in this time interval
A uniform 5.50kg square solid wooden gate 2.00mon each side hangs vertically from a frictionless pivot at the center of its upper edge. What is the angular speed of the gate just after it is struck by the unfortunate raven
two plates of radius R are separated by a distance 2h.the top plate rotates with velocity w. find the velocity as a function of radius r and and height z
Find the resistance between points A and B. A car starts from rest on a curve with a radius of 130 m and accelerates at 0.500 m/s^2. How many revolutions will the car have gone through as the magnitude of its total acceleration is 2.50 m/s^2.
An airplane is flying with a velocity of 90 m/s at an angle of 25 above the horizontal. When the plane is a distance 126 straight above a dog that is standing on level ground, a suitcase drops out of the luggage compartment.
what is the magnitude of its velocity after the collision. A soccer player applies a force of 60.5 N to a soccer ball while kicking it. If the ball has a mass of 0.42kg, what is the acceleration of the soccer ball.
Calculate change in kinetic energy
What is Kepler's First Law and in this experiment, there are eight pairs of photographs. In each pair, what things are the same in each? What things are different?
The length of the ice block is L1 = 0.00484 m and its temperature is T1 = -11.0 °C. The aluminum block is L2 = 0.00139 m long, Calculate the heat per second per square meter
A 662 KeV photon from 137Cs is compton scattered at an angle 60, calculate the energy of the scattered photon
A long, current-carrying solenoid with an air core has 1740 turns per meter of length and a radius of 0.0210 m. What is the mutual inductance of this system
A 9.30 kg monkey is hanging by one arm from a branch and swinging on a vertical circle. Calculate the magnitude of the centripetal force acting on the monkey
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