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Chapter1 Electric Charges And Fields

Class 12 Physics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

PhysicsThe resultant of two equal forces decreases as the angle between them increases. At what angle does the resultant become zero?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)MediumPhysicsA charge experiences a 36 N force to the right and a 27 N force upward. What is the magnitude of the resultant force?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)EasyPhysicsA charge experiences a 48 N force westward and a 14 N force southward. In which direction does the resultant force point?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)EasyPhysicsA target charge experiences a 33 N eastward force and a 56 N northward force. What is the magnitude of the resultant force?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)EasyPhysicsA negative target charge has an 18-times negative charge on the left at distance 3 units and a positive charge of magnitude 1 unit on the right at distance 1 unit. What is the direction of the net force?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)MediumPhysicsA positive target charge has a 16-times negative charge on the left at distance 4 units and a 4-times negative charge on the right at distance 2 units. What is the net force on the target?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)MediumPhysicsA negative charge is exactly midway between two equal positive charges. If the left outer charge is tripled and the right outer charge is halved, in which direction will the net force on the negative charge act?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)MediumPhysicsA positive charge is placed exactly midway between two equal positive charges. If the right outer charge is reduced to one-fifth of its original value, in which direction does the net force on the middle charge act?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)MediumPhysicsA positive target charge has an 80-times positive charge on the left at distance 4 units and a 12-times positive charge on the right at distance 2 units. What is the direction of the net force on the target?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)MediumPhysicsA positive target charge has an 18-times positive charge on the left at distance 3 and an 8-times positive charge on the right at distance 2. What is the net-force direction?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)HardPhysicsA target charge is at one corner of a square. Each adjacent corner exerts a force of 20 N, and the two forces are perpendicular. What is the resultant of only these two forces?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)MediumPhysicsThree equal positive charges are at the corners of an equilateral triangle. Each force on one chosen charge has magnitude 50 N. What is the net force on it?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)HardPhysicsTwo equal forces act on a charge at an angle of 90°. If the resultant is 20√2 N, what is the magnitude of each force?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)MediumPhysicsTwo equal forces act on a charge at an angle of 60°. If their resultant is 30√3 N, what is the magnitude of each force?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)HardPhysicsIf the force must become nine times and the product of the charges becomes 36 times, how should the distance change?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)MediumPhysicsIf the product of the charges becomes 64 times and the force must remain the same, what should happen to the distance?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)MediumPhysicsThe force between two charges is 240 N. If both charges become three times and the distance becomes six times, what is the new force?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)MediumPhysicsThe force between two charges is 162 N. If one charge is made six times and the distance is made nine times, what is the new force?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)MediumPhysicsWhat is the most reliable method for solving a hard multiple-charge Coulomb-law problem?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)HardPhysicsA target charge is at the centre of a square. Equal positive charges occupy one pair of opposite corners, and equal negative charges occupy the other pair of opposite corners. If all charge magnitudes are equal, what is the net force on the target?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)Hard

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