Physics, 15.05.2021 01:00 alishadautreuil
A -4.4 nC charge exerts a repulsive force of 36 mN on a second charge which is located a distance of 0.70 m away from it. What is the charge (magnitude and sign) of the second charge?
Answers: 3
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Which of the following elements is in the same period as phosphorus? a. carbon c. nitrogen b. magnesium d. oxygen select the best answer from the choices provided a b c d
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What would be the strength of earth's gravitational field at a point where an 80.0 kg astronaut would experience a 80% reduction in weight
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Arefrigerator uses r-134a as the working fluid and operates on the ideal vapor-compression refrigeration cycle except for the compression process. the refrigerant enters the evaporator at 120 kpa with a quality of 34 percent and leaves the compressor at 70Β°c. if the compressor consumes 450 w of power, determine (a) the mass flow rate of the refrigerant, (b) the condenser pressure, and (c) the cop of the refrigerator. (0.00644 kg/s, 800 kpa, 2.03)
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Asmall 12.00g plastic ball is suspended by a string in a uniform, horizontal electric field with a magnitude of 10^3 n/c. if the ball is in equilibrium when the string makes a 30 Β° angle with the vertical, what is the net charge on the ball?
Answers: 1
A -4.4 nC charge exerts a repulsive force of 36 mN on a second charge which is located a distance of...
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