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Question 6 of 12 > - /8.34 ... View Policies Current Attempt in Progress A charged cloud system produces an electric field in the air
Question 6 of 12 > - /8.34 ... View Policies Current Attempt in Progress A charged cloud system produces an electric field in the air near Earth's surface. A particle of charge -1.7 x 10"9 C is acted on by a downward electrostatic force of 4.1 x 10"N when placed in this field. (a) What is the magnitude of the electric field? (b) What is the magnitude of the electrostatic force on a proton placed in this field? (c) What is the gravitational force on the proton? (d) What is the ratio of the electrostatic force to the gravitational force in this case? (a) Number Units (b) Number Units (c) Number Units (d) Number UnitsQuestion 7 of 12 f 8.33 E View Policies Current Attempt in Progress A uniformly charged conducting sphere of 1.7 m diameter has a surface charge densityof 11 pC/mg. (3} Find the net charge on the sphere. (bl What is the total electric flux leaving the surface of the sphere? (a) Number Units V [b] Number Units V
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