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A cycle wheel is rotating at 50 rpm when the cyclist begins to pedal harder, giving the wheel a constant angular acceleration of 0.50 rad/s2. Determine the wheel's angular velocity, in rpm, 10 s later? Determine how many revolutions does the wheel make during this time?
A 1000 kilogram automobile rounds a curve of a radius of 70 meter at 23m/s, and the banking angle is 38o for no friction to be between the road and tires. Then what banking angle must the curve have
A 5.05-kg ball of clay is thrown downward from a height of 2.77 m with a speed of 4.61 m/s onto a spring with k = 1730 N/m. Find the total work done on the clay during the spring's compression
In a popular amusement park ride, a rotating cylinder of radius3.00 m is set in rotation at anangular speed of 6.00 rad/s, as inFigure P7.51. The floor then drops away, leaving the riderssuspended against the wall in a vertical position. What mini..
A hot-air balloon consists of a basket, one passenger, and some cargo. Let the total mass be M. Find the upward lift force in terms of the initial total weight Mg
A golf ball of mass 0.045 kg is hit off the tee at a speed of 34m/s. Find the impulse imparted to the golf ball
A jet plane at take-off can produce sound of intensity 9.90 W/m^2 at 30.3 m away. What power of sound does the jet produce at take-off
The binding energy of a nucleus is 137.0 MeV. What is the mass defect of the nucleus in atomic mass units
When a thin slab of semiconducting material is illuminated with monochromatic electromagnetic radiation, Determine the energy gap of the semiconductor
A Nichrome heater dissipates 450 W when the applied potential difference is 110 V and the wire temperature is 700°C. What would be the dissipation rate if the wire temperature were held at 200°C by immersing the wire in a bath of cooking oil? The app..
A cruise ship sails 150 km east, then 250 km northwest, and then 100 km at 30° east of south, Find the magnitude and the direction of the last leg of the journey
An electric eel delivers a current of 0.85A to a small pencil-thin prey 15cm long. Estimate the energy delivered to the fish
A 11 g bullet is fired into a 12 kg wood block that is at rest on a wood table. The block, with the bullet imbedded slides 5.0cm across the table. The coefficient of kinetic friction for wood sliding on wood is 0.20. What is the speed of the bullet?
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