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In an intensive care unit the circuit is protected by a 20 A circuit breaker. The voltage supply is 148. The unit consists of four 90Watt bulbs connected in series together with two 247 W ECG monitors and a 444 W bed together with two 28W IV pumps. What is the maximum power that can by supplied by this circuit to another appliance?
A 4.7-g object moving to the right at 18 cm/s makes an elastic head-on collision with a 9.4-g object that is initially at rest. What is the velocity of the 4.7-g mass after the collision
A 1.0 mm diameter mall bearing has 2.0 x 10^9 excess electrons. What is the ball bearing's potential
what is the distance of closest approach of the two particles. explain two ways in which you could you this equipment to raise the crate.
Two 480 V (rms) loads are connected in parallel. The two loads draw a total average power of 40,800 W at a power factor of 0.8 lagging. What is the power factor of the other load
A man pushes horizontally with a force of 280 Newton on a 60 kilogram crate to move it across a level floor. The coefficient of kinetic friction is 0.35. Estimate what the magnitude of the frictional force
A thin stick of mass 400 grams is 2 meters long, and is free to pivot about a point at one end. find the velocity and accelertion of the tip
To fill a child's backyard inflatable wading pool you utilize a garden hose by a diameter of 2.9 cm. Water flows from this hose by a speed of 1.3 m/s. How long will it take to fill the pool to a depth of 35 cm if it is circular and has a diameter of ..
You know your mass is 69 kilogram, but when you stand on a bathroom scale in an elevator, it says your mass is 79 kilogram. Evaluate the magnitude of the acceleration of the elevator
A boy at A throws a ball 45o from the horizontal such that it strikes the slope at B. Determine the speed at which the ball is thrown and the time of flight.
formula use in nuclear plant? what can i talk about with nuclear plant. i am doing a report about chernobyl disaster
Unpolarized light whose intensity is 1.40 W/m2 is incident on the polarizer as shown in the figure. If the analyzer is set at an angle of theta = 80o with respect to the polarizer, what is the intensity of the light that reaches the photocell
question1a student who weighs 490 n is wearing a backpack that weighs 88 n. the student is standing still on level
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