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Two light bulbs, one rated 50 W and a second rated 100 W are both supposed to be connected to a 110 V source of emf. Which of the following is true?
a. The 50W bulb has twice the resistance as the 100W bulb
b. The 50W bulb has four times the resistance of the 100W bulb
c. The 50W bulb has Half the resistance of the 100W bulb
d. The 50W bulb has one quarter the resistance of the 100W bulb
The impact of the racket gives the ball a constant acceleration of 46 cm. Illustrate what is the magnitude of the net force acting on the ball?
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an electron with kinetic energy 1.822 x 10-16 j enters a region with a uniform electric field of 12000 nc. the field
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A string on a string bass is tuned to vibrate at a fundamentalfrequency of 56.0 Hz. If the tensionin the string were increased by a factor of 3, what would be the new fundamental frequency
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