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This isotope can also decay by ?-emission. What is the energy release in this case? What is the maximum kinetic energy of the emitted ?-particle
A high-voltage transmission line with a resistance of 0.33 omegacap.gif/km carries a current of 1040 A. compute the power loss due to resistance in the line
Nichrome wire of cross-sectional radius 0.758 mm is to be used in winding a heating coil. find the length of wire you must use to wind the coil
A high-voltage transmission line with a resistance of 0.33 omegacap.gif/km carries a current of 1040 A. What is the power loss due to resistance in the line
If the wire is heated to 36.0°C while the 7.0-V potential difference is maintained, what is the resulting current in the wire
A wire 3.00 m long and 0.450 mm2 in cross-sectional area has a resistance of 41 omegacap.gif at 20°C. what is the temperature coefficient of resistivity
For a particular RLC series circuit, the capacitive reactance is 4.15 ?, the inductive reactance is 47.1 ?, What is the maximum voltage across the circuit
Consider a mixed RLC circuit where an ideal capacitor of capacitance C = 60.0 ?F, What is the resonance frequency of this mixed RLC circuit
A model rocket engine has an average thrust of 5.26 N. It has an initial mass of 25.9 g, which includes fuel mass of 13.4 g. What is the average exhaust speed of the engine
You look directly overhead and see a plane exactly 1.2·km above the ground, flying faster than the speed of sound. Find the angle of the shock wave cone
The Paschen series in the hydrogen emission spectrum is formed by electron transitions from ni > 3 to nf = 3. What is the longest wavelength in the Paschen series
A microscope has an objective lens with a focal length of 16.22 mm and an eyepiece with a focal length of 9.50 mm. what is the actual diameter of the red blood cell
If the shortest wavelength produced by an x-ray tube is 0.441 nm, what is the voltage applied to the tube
In a blade with an airfoil profile the total aerodynamic force acting on the blade when wind speed is 25 ft /sec is 50 lb, find the torque generated in the shaft
X-rays having an energy of 250 keV undergo Compton scattering from a target. Find the Compton shift at this angle
A pulse from a ruby laser (lambda = 694.3 nm) has an average power of 20 MW and lasts 2.3 ns. What is the total energy of the pulse
An air conditioner connected to a 139 V rms ac line is equivalent to a 11 capital omega resistance and a 2 capital omega inductive reactance in series. What is the impedence of the air conditioner
A typical red blood cell subtends an angle of only 1.8×10^-5 rad when viewed at a person's near-point distance of 25 cm. find the magnitude of the angle subtended by the red blood cell
Two wires run parallel to each other with currents I1 = 9.3 A, and I2 = -17.1 A. find the magnitude of the force per meter of length
A Young's double-slit experiment is performed using light that has a wavelength of 623 nm. Calculate the angle that locates the first-order bright fringes
To focus a camera on objects at different distances, the converging lens is moved toward or away from the film, Over what distance must the lens be movable
An 9.2 mH inductor is connected to an ac generator (10.0 V rms, 650 Hz). Determine the peak value of the current supplied by the generator
A hoist motor supplied by a 240 V source requires 12 A to lift an 800 kg load at a rate of 9.00 m/min. Determine the power input to the motor
A very tall flagpole, temporarily charged uniformly by lightning, What is the linear density of the charge on the flagpole