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Class 12 · Physics
→A charge experiences a 24 N force rightward and a 32 N force upward. What is the magnitude of the resultant force?
Class 12 · Physics
→A charge experiences a 15 N force westward and an 8 N force southward. In which direction does the resultant force point?
Class 12 · Physics
→A target charge experiences a 9 N force eastward and a 12 N force northward. What is the magnitude of the resultant force?
Class 12 · Physics
→A negative target charge has a negative charge four times as large at distance 2 units on its left and a positive charge of unit magnitude at distance 1 unit on its right. What is the direction of the net force?
Class 12 · Physics
→A positive target charge has a negative charge four times as large at distance 2 units on its left and a negative charge of unit magnitude at distance 1 unit on its right. What is the net force on the target?
Class 12 · Physics
→A negative charge is exactly midway between two equal positive charges. If the right outer positive charge is doubled while the left one remains unchanged, what is the direction of the net force on the negative charge?
Class 12 · Physics
→A positive charge is placed exactly midway between two equal positive charges. If the left outer charge is changed to three times its original value while the right charge is unchanged, in which direction is the net force on the middle charge?
Class 12 · Physics
→A positive target charge has a charge 27 times as large on its left at distance 3 units and a charge twice as large on its right at distance 1 unit. Both external charges are positive. What is the direction of the net force on the target?
Class 12 · Physics
→A positive target charge has a positive charge of twice its reference value on the left at distance 1, and a positive charge eight times the reference value on the right at distance 2. What is the direction of the net force?
Class 12 · Physics
→A positive target charge is at one corner of a square. Equal positive charges at the two adjacent corners each exert a force of 12 N on it. What is the resultant force due to these two charges?
Class 12 · Physics
→Three equal positive charges are placed at the vertices of an equilateral triangle. Each force on one selected charge has magnitude 30 N. What is the net force on that charge?
Class 12 · Physics
→Two equal forces act at an angle of 60° on a charge. If their resultant is 20√3 N, what is the magnitude of each force?
Class 12 · Physics
→Two equal forces act on a charge at a right angle. If each force is 14 N, what is their resultant?
Class 12 · Physics
→The force between two charges is 128 N. If one charge is halved and the separation becomes four times as large, what is the new force?
Class 12 · Physics
→If the product of the two charges becomes sixteen times and the separation becomes four times, what is the overall effect on the Coulomb force?
Class 12 · Physics
→The force between two charges is 96 N. If both charges are halved and the separation is also halved, what is the new force?
Class 12 · Physics
→The force between two charges is 72 N. If one charge is made four times as large and the separation is made three times as large, what is the new force?
Class 12 · Physics
→What is the safest method for solving a difficult Coulomb-law problem involving several charges?
Class 12 · Physics
→A target charge is at the centre of a square, while equal charges are placed only at one pair of opposite corners. What is the net force on the target charge?
Class 12 · Physics
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