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A block is on a horizontal surface (a shake table) that is moving back and forth horizontally with simple harmonic motion of frequency 1.28 Hz. The coefficient of static friction between block and surface is 0.662. How great can the amplitude of the SHM be if the block is not to slip along the surface?
A car at the Indianapolis 500 accelerates uniformly from the pit area, going from rest to 350km/h in a semicircular arc with a radius of 210m. Determine the tangential and radial acceleration of the car
Assume a typical hummingbird has a lifespan of 4.00 years and an average heart rate of 1300 beats per minute. Compute the number of times a hummingbird's heart beats in its life, and express it in scientific notation. Make use of 365.24 days per y..
A bicycle with 0.8-m-diameter tires is coasting on a level road at 5.6m/s. What is the speed of the blue dot when it is 0.4 m above the road
Two 10-cm-diameter charged rings face each other, 18.0cm apart. Both rings are charged to + 50.0nC . What is the electric field strength at the center of the left ring
An airplane moves at 120 m/sec to the west with respect to the air. How fast does the airplane move
Suppose Fuzzy, a quantum-mechanical duck, lives in a world in which h = 2?J · s. What is the minimum uncertainty in the duck's speed
A guitar string, destined to be an upper E string, has length 98.00 cm and mass 0.460 g. What is its mass per unit length? What length of this string should be used on a guitar if the fundamental frequency is to be 330 Hz and its tension is to be 78...
two blocks of mass m1 and m2 approach each other on a horizontal table with the same constant speed, Vo, as measured by a laboratory observer. Determine the ratio of the two masses m1/m2
A mass of 59.72 kg is attached to a light string that is wrapped around a cylindrical spool of radius 10 cm and moment of inertia 4.00 kg * m^2. How long does it take to reach the floor
When 3.78 g of nonvolatile solute is dissolved in 300.0 g ofwater, the freezing point depression is 0.646 o C. Calculate the molar mass of the solute
A 11.0-g bullet is fired horizontally into a 102-g wooden block that is initially at rest on a frictionless horizontal surface, what was the speed of the bullet at impact with the block
A car is being pulled out of the mud by two forces that are applied by the two ropes shown in the drawing. What angle would the single rope make relative to the dashed line
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