Question: make sure SHOW YOUR WORK, including starting equations, units, and proper sig-digs to receive full marks. PROPER SIG-DIGS Physics 30 Name- Heala Date- 07/11/2025 Unit

make sure SHOW YOUR WORK, including starting equations, units, and proper sig-digs to receive full marks. PROPER SIG-DIGS

Physics 30 Name- Heala Date- 07/11/2025 Unit B -Electricity (/38 marks) SHOW YOUR WORK, including starting equations, units. and proper sig-digs to receive full marks. ring stand 1. A single neutral 2.00 g pithball is touched by a charged rubber rod which had a charge of 2.3 x 10"C. The pithball then 3.00 cm comes into contact with another pithball of equal size and shape. If the two pithballs are hung by two pieces of 3.00 cm thread from a single point (as shown) forming an angle of 15.0", what is the charge remaining on the original charged rod? (4 marks) 2. Draw a diagram showing the field lines in each of the following situations. (1 mark

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