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1. A screw with 25 threads per centimeter is driven 1.49 cm into its fixture in 12.4 s with a cordless electric screwdriver. What is the average angular speed of the screwdriver? Give your answer in radians per second ( rad/s)
2. What is the answer in rotations per minute?
A ten pound car wheel has a moment of inertia of 0.52 kg m2. How much torque is required to stop the wheel in 43.21 s?
A specimen of oil having an initial volume of 600cm3 is subjected to a pressure increase of3.6×106Pa, What is the bulk modulus (in Pa) of the material
A 500 turn solenoid with a length of 20 cm and a radius of 3.0 cm carries a current of 3.0 A. A second coil of four turns is wrapped tightly about this solenoid so that it can be considered to have the same radius as the solenoid. Find when the curre..
Consider a volume of 4.8 cubic meters of gas initially at STP (0 degrees C and 1 atm pressure). what is the volume (in cubic meters) of the gas
A uniform round tube of diameter 6.32 cm has two piston tops which are balanced at exactly the same height due to a mass (m) on the left side, What mass (m) is required to balanced the system
Light is refracted through diamond from air. If the angle of incidence is 30 °, what is the speed of light in diamond
An ice cube of volume 10.6 cm3 is at first at a temperature of -9.3°C. How much heat is necessary to convert this ice cube into steam.
What is the smallest thickness of a soap film (n = 1.33) that would appear black if illuminated with 450 -nm light? suppose there is air on both sides of the soap film.
A fisherman reels in 12 of line while landing a fish, using the constant forward pull of 35. How much work does the tension in the line do on fish.
A beam of 16MeV deuterons (m=2mp) from a cyclotron falls on a copper block. The beam is equivalent to a current of 15 microA. At what rate is thermal energy produced in the block
A person pushes the shopping cart with a force of 100 N acting down at 45 degrees. Of the cart travelled at a constant speed of 1.00 meters per second what is the value of combined retarding force acting horizontally on the cart due to friction an..
A dynamite blast at a quarry launches a rock straight upward, and 2.3 s later it is rising at a rate of 18 m/s, calculate blast speed at launch
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