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an old fashioned (vinyl) record rotates at a constant rate of 33 rpm. if it plays music for 16 mins, how far does a point on the edfe travel in meters? (assume the radius of the record is 15 cm)
A particular wire has a diameter of 1.7 mm and length of 1.3 m. If its resistance is 15 meter-Ohms, what is the resistivity of the metal from which it is made
Two point charges of equal magnitude are 7.3cm apart. At the midpoint of the line connecting them, their combined electric field has a magnitude of 40N/C . Find the magnitude of the charges.
A 60 skydiver can be modeled as a rectangular "box" with dimensions 21 41 1.8. What is his terminal speed if he falls feet first
In a classic carnival ride, patrons stand against the wall in a cylindrically shaped room. Once the room gets spinning fast enough, What is the speed of a person "stuck" to the wall in (m/s)
A stone is thrown upward with an initial velocity of 6 m/s. What maximum height will the stone reach
A rod is 0.5100 m long at 25C. At 225C the rod is loaded with a stress of 2 76 MPa and its length is found to be 0.5358 m, calculate the coefficient of thermal expansion for this material
question1a. write three methods of increasing the volume of a balloon without adding more molecules to it.describe
A 0.540 kg football is thrown with a speed of 15.5 m/s. What is the magnitude of the impulse delivered to the ball by the receiver
What is the speed of bulky cart after the collision
A boy tosses a ball in the vertical direction off the side of a cliff. if the initial velcoity of the ball is 15 m/s upward, determine the maximum height sb reached by the ball
You fly from Boston's Logan Airport, at sea level, to Denver, at an altitude of 1.6 . Take your mass as 69 and the zero of potential energy at Boston. What is your gravitational potential energy in Denver
A 1.0- kg mass is attached to a string wrapped around a shaft of negligible mass and having a 8.0- cm radius. How far apart are the masses of the dumbbell
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