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Assume the input signal to a rectifier circuit has a peak value of Vm = 12 V and is at a frequency of 60 Hz. Assume the output load resistance is R = 2kΩ and the ripple voltage is to be limited to Vr= 0.4 V.
Determine the capacitance required to yield this specification for a (a) full-wave rectifier and (b) half-wave rectifier. Show all work
In a football game a kicker attempts a field goal. The ball remains in contact with the kicker's foot for 0.0682 s, determine the vertical components of the launch velocity.
A 350 N beam of uniform density is hinged on a wall. A 200 N object hangs off the end of the beam at a distance l from the wall. A cable supports the beam by an upward tension of T at a distance of 2 l /3 from the wall and at an angle of 168 degrees..
A block is dropped onto a spring with a spring constant, k, of 27 n/m. the block has a speed of 2.2 m/s just before it strikes the spring. what is the increase in potential energy of the spring
A jet of water squirts out horizontally from a hole near the bottom of the tank. If the hole has a diameter of 3.40 mm, what is the height, h, of the water level in the tank.
The plane of a 8.0 cm x 9.0 cm rectangular loop of wire is parallel to a 0.25-T magnetic field. The loop carries a current of 6.8 A. What is the maximum torque that can be obtained
Police determine skid marks 83 m long on the highway showing where the car made an emergency stop. Assume that the acceleration was -10 m/s2 (about the highest for dry pavement), how fast was the car going.
Two batteries in parallel, each of emf 10 V and internal resistance 0.5 ?, are connected to an external 20 ? resistor. Find the current in the external resistor.
A hot-air balloonist, rising vertically with a constant velocity of magnitude v= 5.00 m/s, releases a sandbag at an instant when the balloon is a height h= 40.0 m above the ground. With what magnitude of velocity does it strike
You are playing basketball and go to toss the ball to a teammate who is 10 meter away. Obtain how fast must you throw the ball
The range of wavelengths allotted to the radio broadcast band is from about 150 m to 630 m. If each station needs exclusive utilize of a frequency band 10 kHz wide, how many stations can operate in the broadcast band?
Two compact sources of sound oscillate in phase with a frequency of 110 Hz where the speed of sound is 340 m/s. What is the phase difference in the sound waves from the two sources at that point
Two 18 cm diameter charged disks face each other, 25 cm apart. Both disks are charged to - 30 nC. What is the electric field strength at the midpoint between two disks.
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