What is the net force on a charge
Twelve equal charges are situted in a circle with radius R, and they are equally spaced. What is the net force on a charge +Q at the centre of the circle?
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Determine a safe driving distance rule using kinematics (assuming a decceleration rate of about 4.5 m/s2 and a reaction/throttle-to-brake time of 0.5 sec).
What must the charge of a 1.42 gram particle be for it to remain stationary when placed in a downward-directed electric field of magnitude 630 N/C ?
As an adult student, you may be challenged to satisfy multiple demands on your time and resources. How would you describe your current level of stress? What impact has stress had on your ability to perform in school and in life? What role does
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Suppose a ball rolls off a horizontal table and lands 1.5m out from the edge of the table. If the tabletop is 90cm above the floor, determine the time the ball is in the air.
How caloric needs change during each trimester of pregnancy. What changes occur in protein, vitamin, and mineral requirements? What are the possible consequences to the mother and infant if these changes are not met?
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A string under a tension of 43.0 N is used to whirl a rock in a horizontal circle of radius 2.60 m at a speed of 21.0 m/s. The string is pulled in and the speed of the rock increases. When the string is 1.00 m long and the speed of the rock is 51
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