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A 3600-Ω resistor and a 1.1-µF capacitor are connected in series acrossa generator (60.0 Hz, 120 V rms). Determine the average powerdelivered to the circuit.
A 0.2-kg steel ball is dropped straight down onto a hard, Determine the magnitude of the impulse delivered to the floor by the steel ball
A spherical balloon expands when it is taken from the coldoutdoors to the inside of a warm house If its surface areaincreases 16.0% by what percentage does the radius of the balloon change
A copper wire 100 cm long and .20 cm in diameter is suspended from a solid support. A 10 kg mass is hung from the lower end of the wire. Determine the stress of the wire and determine the strain in the wire.
A steel tank contains 342 g of ammonia gs (NH3 with molar mass 17.0 g/mol) at a pressure of 1.13 x 106 and a temperature of 70.6oC. What is the volume of the tank in liters
A single human cell encloses about 1.5m of DNA containing4.5 billion base pairs. What is the spacing between these base pairs in nanometers
A certain type of laser emits light that has a frequency of 7.4x 1014 Hz. The light, however, occurs as a series ofshort pulses, each lasting for a time of 4.4 x 10-11 s.(a) How many wavelengths are there in one pulse?
A concert loudspeaker suspended high off the ground emits 42 W of sound power. A small microphone with a 1.0 cm2 area is 43 m from the speaker. (a) What is the sound intensity at the position of the microphone
A Styrofoam box has a surface area of 0.86 m2 and a wall thickness of 2.0 cm. determine the thermal conductivity of the Styrofoam
you are given vectors a? 5.1 i? 6.6 j and b? - 3.6 i 7.1 j. a third vector c? lies in the xy-plane. vector c? is
300. V are applied to a motor with a windings resistance of 65.0 ohms. At the maximum motor speed the back emf is 155. V. Find the current in windings as the motor starts
Carbon dioxide gas is heated as it flows steadily through a 2.5-cm-diameter pipe. At the inlet, the pressure is 2 bar, determine the rate of heat transfer to the carbon dioxide, in kW
a bungee cord is 30.0 rm m long and when stretched a distance x it exerts a restoring force of magnitude kx. your
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