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Water flows through a horizontal pipe of cross-sectional area 10 sq. cm. At one section the cross-sectional area is reduced to 5 sq. cm. The pressure difference between the two sections is 300 Pa. How many cubic meters of water will flow out of the pipe in 1 min?
After landing on an unfamiliar planet, a space explorer constructs a simple pendulum of length 46.0cm, What is the magnitude of the gravitational acceleration on this planet
A clock has an aluminum pendulum with a period of 1.000 s at 22.1 °C. Suppose the clock is moved to a location where the average temperature is 32.7 °C. (The linear expansion coefficient for aluminum is 2.20 10-5 °C−1.)
The radioactive isotope TI-204 decays to Pb-204 by emitting an electron. The electron may have a kinetic energy of up to 0.763 MeV. Find the momentum of the electron
A 4 kilogram block of ice is removed from a freezer where its temperature was maintained at ? 20 degrees Celsius. How much heat does the ice absorb as it is warmed to ? 10 degrees? (The specific heat capacity of ice is 2,000 joules per kilogram de..
A very long solenoid of circular cross section with radius R = 5.30 cm has n = 69.0 turns/cm. An electron is sitting just outside the solenoid, at a distance r = 5.80 cm from the solenoid axis. What is the magnitude of the force on the electron as..
Friction and air resistance are negligible. Illustrate what speed does the ball have when the cable makes an angle of 30 degrees with respect to the vertical?
Find the fundamental frequency and second harmonic if the tension in the wire is increased to 112 N. (Assume the wire doesn't stretch or break.
A lighted candle is placed 36 cm in front of a converging lens of focal length f1= 13 cm, calculate the position and relative size of the final image
Westerly winds coming off the Pacific Ocean rise over the Rocky Mountains, which rise to a height of approximately 15,000 ft (580 hPa). The air on the western side of the mountain range is at 800 hPa (T = 70 F, r = 0.75), and will subside on the e..
A rectangular loop is located in a uniform magnetic field of magnitude 0.31 T directed perpendicular to the plane of the coil. what is the magnitude of the emf induced in the coil
An airplane pilot wishes to fly due west. A wind of 70.0 km/h is blowing toward the south. What is the speed of the plane over the ground
The coefficient of static friction between the tires of amotorcycle and the road is 0.56. what is the radius of the tightest unbanked turn that the driver can hope to handle
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