a 5uc charge exerts a 20n force on a 10uc charge. the magnitude of the force the uc 10 charge exerts on the 5uc charge is

How are positive ions different from neutral atoms

2select the correct answer. javed suffers from a severe food allergy. which device should javed always carry? a. inhaler b. epi pen c. nebulizer d. insulin pen

The voltmeter reads 117 v and ammeter reads 0.13 a .if the resistance of ammeter and voltmeter are 9 kilo ohm and 0.015 ohm respectively ,find the value of r. 3marks