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A blow-dryer and a vacuum cleaner each operate with a voltage of120 V. The current rating of the blow-dryer is 12 A, and that of the vacuum cleaner is 5.5 A.a) Determine the power consumed by theblow-dryer.b) Determine the power consumed by the vacuum cleaner.c) Determine the ratio of the energy used by the blow-dryer in11 minutes to the energy used by thevacuum cleaner in one-half hour.Ebd / Evc =
When they oppose one another, the box accelerates at 0.240 m/s2 in the direction of F2. (a) What is the magnitude of F1? (b) What is the magnitude of F2?
a spherical void of radius r has cut inside the sphere, find the electric field inside the void if its center is displaced by vector R
A target in a shooting range consists of a square wooden board of side length S = 0.500 meter and mass mT = 0.750 kg, find the angular speed of the target just after the collision
A spring (k =805N/m) is hanging from ceiling of an elevator, and a 5.0-kg object is attached to the lower end. By how much does the spring stretch (relative to its unstrained length) when the elevator is accelerating upward at a = 0.47m/s2.
An uncharged metal slab has square faces with 12 cm sides. It is placed in an external electricfield that is perpendicular to its faces. The total charge inducedon one of the faces is 1.2 nC. What isthe magnitude of the electric field?
How much work did the movers do pushing a 160 kg crate 10.3 m across a rough floor without acceleration, if the effective coefficient of friction was 0.50.
Steam moves into the cylinder of a steam engine at a constant pressure and does 9.650 J of work on a piston. What is the pressure of the steam
A subway train starts from rest at a station and accelerates at a rate of 1.50m/s2 for 14.2s. find total distance covered
A flashlight on the bottom of a 3.70 m deep swimming pool sends a ray upward at an angle, What angle (in air) does the emerging ray make with the water's surface
Consider a regular hexagon of side length, L=10cm. A charge, Q=2uc, is located at each vertex(there are 6). find the electostatic potential at the center of the hexagon
A spool whose inner core has a radius of 1.00 cm and whose end caps have a radius of 1.50 cm has a tightly wound inner core. what is the angular speed of the spool
Calculate the orbital radius of an electron in the n=99 state of hydrogen. Calculate the orbital radius of an electron in the n=100 state of hydrogen. Calculate the speed of an electron in the n=99 state of hydrogen. Calculate the speed of an electro..
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